{"id":977,"date":"2026-07-20T14:22:39","date_gmt":"2026-07-20T06:22:39","guid":{"rendered":"https:\/\/collagensei.com\/?p=977"},"modified":"2026-08-20T15:12:47","modified_gmt":"2026-08-20T07:12:47","slug":"%d9%84-%d9%85%d9%8a%d8%ab%d9%8a%d9%88%d9%86%d9%8a%d9%86-%d9%85%d9%82%d8%a7%d8%a8%d9%84-%d8%af%d9%84-%d9%85%d9%8a%d8%ab%d9%8a%d9%88%d9%86%d9%8a%d9%86","status":"publish","type":"post","link":"https:\/\/collagensei.com\/ar\/l-methionine-vs-dl-methionine\/","title":{"rendered":"L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0645\u0642\u0627\u0628\u0644 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646: \u062f\u0644\u064a\u0644 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0648\u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0627\u0644\u062c\u0648\u062f\u0629"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_87 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u062a\u0628\u062f\u064a\u0644 \u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u062a\u0628\u062f\u064a\u0644<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" 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ez-toc-heading-25\" href=\"https:\/\/collagensei.com\/ar\/l-methionine-vs-dl-methionine\/#Can_methionine_supplements_support_hair_or_liver_health\" >\u0647\u0644 \u064a\u0645\u0643\u0646 \u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0623\u0646 \u062a\u062f\u0639\u0645 \u0635\u062d\u0629 \u0627\u0644\u0634\u0639\u0631 \u0623\u0648 \u0627\u0644\u0643\u0628\u062f\u061f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/collagensei.com\/ar\/l-methionine-vs-dl-methionine\/#Final_Takeaway\" >\u0627\u0644\u0648\u062c\u0628\u0627\u062a \u0627\u0644\u062c\u0627\u0647\u0632\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/collagensei.com\/ar\/l-methionine-vs-dl-methionine\/#References\" 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target=\"_blank\" rel=\"noopener\">\u0645\u0631\u0643\u0632 \u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0623\u0645\u064a\u0646\u064a\u0629 \u0627\u0644\u0633\u0627\u0626\u0628\u0629<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"545\" src=\"https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/l-methionine-vs-dl-methionine-comparison.webp\" alt=\"\u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u064a\u0646 L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0648DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0645\u0646 \u062d\u064a\u062b \u062a\u0631\u0643\u064a\u0628\u0629 \u0627\u0644\u0623\u064a\u0632\u0648\u0645\u0631\u0627\u062a\u060c \u0648\u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0628\u0634\u0631\u064a\u060c \u0648\u0627\u0644\u062c\u0648\u062f\u0629\" class=\"wp-image-23690\" srcset=\"https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/l-methionine-vs-dl-methionine-comparison.webp 1000w, https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/l-methionine-vs-dl-methionine-comparison-300x164.webp 300w, https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/l-methionine-vs-dl-methionine-comparison-768x419.webp 768w, https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/l-methionine-vs-dl-methionine-comparison-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"L-Methionine_vs_DL-Methionine_at_a_Glance\"><\/span>\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0645\u0642\u0627\u0628\u0644 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646<span 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class=\"ez-toc-section\" id=\"What_Is_L-Methionine\"><\/span>\u0645\u0627 \u0647\u0648 L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0647\u0648 \u062d\u0645\u0636 \u0623\u0645\u064a\u0646\u064a \u0623\u0633\u0627\u0633\u064a \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0627\u0644\u0643\u0628\u0631\u064a\u062a. \u0648\u0644\u0627 \u064a\u0633\u062a\u0637\u064a\u0639 \u062c\u0633\u0645 \u0627\u0644\u0625\u0646\u0633\u0627\u0646 \u062a\u0635\u0646\u064a\u0639 \u0643\u0645\u064a\u0629 \u0643\u0627\u0641\u064a\u0629 \u0645\u0646\u0647 \u0644\u062a\u0644\u0628\u064a\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629\u060c \u0644\u0630\u0627 \u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u0645 \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 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\u0627\u0644\u0625\u0646\u0627\u0646\u062a\u064a\u0648\u0645\u0631\u060c \u0648\u0627\u0644\u0645\u0648\u0627\u062f \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629\u060c \u0648\u0627\u0644\u0631\u0637\u0648\u0628\u0629\u060c \u0648\u062d\u062c\u0645 \u0627\u0644\u062c\u0633\u064a\u0645\u0627\u062a\u060c \u0648\u0623\u0633\u0627\u0633 \u0625\u0639\u062f\u0627\u062f \u062a\u0642\u0631\u064a\u0631 \u0634\u0647\u0627\u062f\u0629 \u0627\u0644\u062a\u062d\u0644\u064a\u0644 (COA). \u0631\u0627\u062c\u0639 <a href=\"https:\/\/collagensei.com\/ar\/%d9%85%d9%88%d8%b1%d8%af-%d8%a7%d9%84%d9%85%d9%88%d8%a7%d8%af-%d8%a7%d9%84%d8%ae%d8%a7%d9%85-%d9%84%d9%84%d8%a3%d8%ad%d9%85%d8%a7%d8%b6-%d8%a7%d9%84%d8%a3%d9%85%d9%8a%d9%86%d9%8a%d8%a9-%d8%a7%d9%84\/%d9%84-%d9%85%d9%8a%d8%ab%d9%8a%d9%88%d9%86%d9%8a%d9%86-%d9%85%d8%b3%d8%ad%d9%88%d9%82-%d8%a7%d9%84%d9%85%d9%8a%d8%ab%d9%8a%d9%88%d9%86%d9%8a%d9%86\/\" target=\"_blank\" rel=\"noopener\">\u0635\u0641\u062d\u0629 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0645\u0633\u062d\u0648\u0642 L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646<\/a> \u0644\u0644\u062a\u0639\u0631\u0641 \u0639\u0644\u0649 \u0627\u0644\u0633\u064a\u0627\u0642.<\/p>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"What_Is_DL-Methionine\"><\/span>\u0645\u0627 \u0647\u0648 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DL-\u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0647\u0648 \u062e\u0644\u064a\u0637 \u0631\u0627\u0633\u064a\u0645\u064a \u0645\u0646 D-\u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0648L-\u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646. \u062a\u062a\u0634\u0627\u0628\u0647 \u062c\u0632\u064a\u0626\u0627\u062a \u0647\u0630\u064a\u0646 \u0627\u0644\u0646\u0648\u0639\u064a\u0646 \u0641\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629\u060c \u0644\u0643\u0646\u0647\u0627 \u062a\u062e\u062a\u0644\u0641 \u0641\u064a \u0627\u0644\u062a\u0648\u062c\u0647 \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0623\u0628\u0639\u0627\u062f. \u064a\u0645\u0643\u0646 \u0644\u0644\u062c\u0632\u0621 L \u0623\u0646 \u064a\u062f\u062e\u0644 \u0645\u0628\u0627\u0634\u0631\u0629\u064b \u0625\u0644\u0649 \u0645\u0633\u0627\u0631\u0627\u062a \u0627\u0633\u062a\u0642\u0644\u0627\u0628 \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0641\u064a \u062c\u0633\u0645 \u0627\u0644\u0625\u0646\u0633\u0627\u0646. \u0623\u0645\u0627 \u0627\u0644\u062c\u0632\u0621 D \u0641\u064a\u062c\u0628 \u0623\u0646 \u064a\u062e\u0636\u0639 \u0623\u0648\u0644\u0627\u064b \u0644\u062a\u062d\u0648\u064a\u0644 \u0625\u0646\u0632\u064a\u0645\u064a \u0642\u0628\u0644 \u0623\u0646 \u064a\u062a\u0645\u0643\u0646 \u0645\u0646 \u0627\u0644\u0645\u0633\u0627\u0647\u0645\u0629 \u0641\u064a \u0627\u0633\u062a\u0642\u0644\u0627\u0628 L-\u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646.<\/p>\n \n<p>\u064a\u064f\u0639\u062a\u0628\u0631 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0645\u0627\u062f\u0629 \u062e\u0636\u0639\u062a \u0644\u062f\u0631\u0627\u0633\u0627\u062a \u0645\u0643\u062b\u0641\u0629 \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u0639\u0644\u0641 \u0627\u0644\u062d\u064a\u0648\u0627\u0646\u0627\u062a. \u0648\u064a\u062e\u062a\u0644\u0641 \u0627\u0633\u062a\u0641\u0627\u062f\u062a\u0647\u0627 \u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0645\u0627\u062f\u0629 \u0628\u0627\u062e\u062a\u0644\u0627\u0641 \u0627\u0644\u0623\u0646\u0648\u0627\u0639\u060c \u0644\u0630\u0627 \u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u062a\u0639\u0644\u0642\u0629 \u0628\u0627\u0644\u062f\u0648\u0627\u062c\u0646 \u0623\u0648 \u0627\u0644\u062e\u0646\u0627\u0632\u064a\u0631 \u0623\u0648 \u063a\u064a\u0631\u0647\u0627 \u0645\u0646 \u0627\u0644\u062d\u064a\u0648\u0627\u0646\u0627\u062a \u0643\u062f\u0644\u064a\u0644 \u0645\u0628\u0627\u0634\u0631 \u0639\u0644\u0649 \u0627\u0644\u062a\u0648\u0627\u0641\u0631 \u0627\u0644\u0628\u064a\u0648\u0644\u0648\u062c\u064a \u0623\u0648 \u0627\u0644\u062c\u0631\u0639\u0629 \u0623\u0648 \u0641\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629 \u0644\u0644\u0628\u0627\u0644\u063a\u064a\u0646 \u0645\u0646 \u0627\u0644\u0628\u0634\u0631.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1000\" height=\"545\" src=\"https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/l-d-dl-methionine-stereochemistry-diagram.webp\" alt=\"\u0631\u0633\u0645 \u062a\u062e\u0637\u064a\u0637\u064a \u0644\u0644\u0643\u064a\u0645\u064a\u0627\u0621 \u0627\u0644\u0641\u0631\u0627\u063a\u064a\u0629 \u0644\u0640 L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0648 D-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0648 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646\" class=\"wp-image-23692\" srcset=\"https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/l-d-dl-methionine-stereochemistry-diagram.webp 1000w, https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/l-d-dl-methionine-stereochemistry-diagram-300x164.webp 300w, https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/l-d-dl-methionine-stereochemistry-diagram-768x419.webp 768w, https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/l-d-dl-methionine-stereochemistry-diagram-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"Is_Methionine_the_Same_as_L-Methionine\"><\/span>\u0647\u0644 \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0647\u0648 \u0646\u0641\u0633\u0647 L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0644\u064a\u0633 \u062f\u0627\u0626\u0645\u064b\u0627. \u0641\u064a \u0639\u0644\u0645 \u0627\u0644\u062a\u063a\u0630\u064a\u0629\u060c \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u0634\u064a\u0631 \u0645\u0635\u0637\u0644\u062d \u201c\u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646\u201d \u0625\u0644\u0649 \u0627\u0644\u062d\u0645\u0636 \u0627\u0644\u0623\u0645\u064a\u0646\u064a L \u0627\u0644\u0645\u0648\u062c\u0648\u062f \u0641\u064a \u0627\u0644\u0628\u0631\u0648\u062a\u064a\u0646\u0627\u062a. \u063a\u064a\u0631 \u0623\u0646 \u0647\u0630\u0627 \u0627\u0644\u0645\u0635\u0637\u0644\u062d \u0642\u062f \u064a\u0643\u0648\u0646 \u063a\u0627\u0645\u0636\u064b\u0627 \u0641\u064a \u0627\u0644\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629. \u0641\u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u062a\u064a 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id=\"How_Humans_Use_D-Methionine\"><\/span>\u0643\u064a\u0641 \u064a\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0628\u0634\u0631 \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646-\u062f\u064a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u064a\u0645\u062a\u0644\u0643 \u0627\u0644\u0628\u0634\u0631 \u0625\u0646\u0632\u064a\u0645\u0627\u062a \u0642\u0627\u062f\u0631\u0629 \u0639\u0644\u0649 \u062a\u062d\u0648\u064a\u0644 \u0623\u062d\u0645\u0627\u0636 \u0623\u0645\u064a\u0646\u064a\u0629 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 D \u0645\u062d\u062f\u062f\u0629 \u0625\u0644\u0649 \u0645\u0648\u0627\u062f \u0648\u0633\u064a\u0637\u0629 \u0642\u062f \u062a\u062f\u062e\u0644 \u0641\u064a \u0639\u0645\u0644\u064a\u0629 \u0627\u0633\u062a\u0642\u0644\u0627\u0628 \u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0623\u0645\u064a\u0646\u064a\u0629 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 L. \u0648\u0644\u0627 \u064a\u0639\u0646\u064a \u0630\u0644\u0643 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\u0627\u0644\u062a\u062d\u0648\u064a\u0644<\/td><td>\u0627\u0644\u0641\u0627\u0626\u062f\u0629 \u0627\u0644\u0633\u0631\u064a\u0631\u064a\u0629 \u0623\u0648 \u0623\u062f\u0627\u0621 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0646\u0647\u0627\u0626\u064a<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"Which_Form_Is_Better_for_Human_Supplements\"><\/span>\u0645\u0627 \u0647\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0623\u0641\u0636\u0644 \u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0628\u0634\u0631\u064a\u0629\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0639\u0638\u0645 \u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629 \u0627\u0644\u0628\u0634\u0631\u064a\u0629\u060c \u064a\u064f\u0639\u062f L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0646\u0642\u0637\u0629 \u0627\u0644\u0627\u0646\u0637\u0644\u0627\u0642 \u0627\u0644\u0623\u0643\u062b\u0631 \u0648\u0636\u0648\u062d\u064b\u0627 \u0644\u0623\u0646\u0647 \u0647\u0648 \u0627\u0644\u0625\u0646\u0627\u0646\u062a\u064a\u0648\u0645\u0631 \u0627\u0644\u0641\u0633\u064a\u0648\u0644\u0648\u062c\u064a \u0627\u0644\u0630\u064a \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0645\u0628\u0627\u0634\u0631\u0629\u064b \u0641\u064a \u062a\u062e\u0644\u064a\u0642 \u0627\u0644\u0628\u0631\u0648\u062a\u064a\u0646 \u0627\u0644\u0628\u0634\u0631\u064a. \u0648\u0642\u062f \u064a\u0643\u0648\u0646 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0645\u0646\u0627\u0633\u0628\u064b\u0627 \u0641\u064a \u0633\u064a\u0627\u0642\u0627\u062a \u063a\u0630\u0627\u0626\u064a\u0629 \u0623\u0648 \u062a\u0642\u0646\u064a\u0629 \u0645\u062d\u062f\u062f\u0629\u060c \u0648\u0644\u0643\u0646 \u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u0627\u062e\u062a\u064a\u0627\u0631\u0647 \u0644\u0645\u062c\u0631\u062f \u0623\u0646\u0647 \u0623\u0642\u0644 \u062a\u0643\u0644\u0641\u0629 \u0623\u0648 \u0623\u0646\u0647 \u064a\u064f\u0638\u0647\u0631 \u0623\u062f\u0627\u0621\u064b \u062c\u064a\u062f\u064b\u0627 \u0641\u064a \u0623\u0628\u062d\u0627\u062b \u0627\u0644\u0623\u0639\u0644\u0627\u0641 \u0627\u0644\u062d\u064a\u0648\u0627\u0646\u064a\u0629.<\/p>\n \n<table>\n<thead>\n<tr><th>\u0633\u064a\u0646\u0627\u0631\u064a\u0648 \u0627\u0644\u0645\u0646\u062a\u062c<\/th><th>\u0646\u0642\u0637\u0629 \u0627\u0646\u0637\u0644\u0627\u0642 \u0645\u0648\u0635\u0649 \u0628\u0647\u0627<\/th><th>\u0627\u0644\u0633\u0628\u0628<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr><td>\u0645\u0643\u0645\u0644 \u063a\u0630\u0627\u0626\u064a \u0628\u0634\u0631\u064a \u0645\u0643\u0648\u0646 \u0645\u0646 \u0645\u0627\u062f\u0629 \u0648\u0627\u062d\u062f\u0629<\/td><td>\u0644-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646<\/td><td>\u0647\u0648\u064a\u0629 \u0633\u062a\u064a\u0631\u064a\u0648\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0648\u0627\u0636\u062d\u0629 \u0648\u0635\u0644\u0629 \u0645\u0628\u0627\u0634\u0631\u0629 \u0628\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0645\u062b\u064a\u0644 \u0627\u0644\u063a\u0630\u0627\u0626\u064a \u0627\u0644\u0628\u0634\u0631\u064a<\/td><\/tr>\n<tr><td>\u0645\u0632\u064a\u062c \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0623\u0645\u064a\u0646\u064a\u0629<\/td><td>\u0644-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646<\/td><td>\u064a\u0628\u0633\u0637 \u0634\u0631\u062d \u0623\u0633\u0627\u0633 \u0627\u0644\u0635\u064a\u063a\u0629 \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a\u0647\u0627 \u0648\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u0645\u0644\u0635\u0642<\/td><\/tr>\n<tr><td>\u0625\u063a\u0646\u0627\u0621 \u0627\u0644\u0623\u063a\u0630\u064a\u0629<\/td><td>\u0627\u0633\u062a\u0639\u0631\u0627\u0636 \u062e\u0627\u0635 \u0628\u0627\u0644\u0633\u0648\u0642<\/td><td>\u064a\u062c\u0628 \u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u062a\u0635\u0627\u0631\u064a\u062d \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629\u060c \u0648\u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u062a\u0642\u0646\u064a\u0629\u060c \u0648\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u060c \u0648\u0627\u0644\u0645\u0635\u0641\u0648\u0641\u0629<\/td><\/tr>\n<tr><td>\u0623\u0639\u0644\u0627\u0641 \u0627\u0644\u062d\u064a\u0648\u0627\u0646\u0627\u062a<\/td><td>\u0642\u0631\u0627\u0631 \u0628\u0634\u0623\u0646 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0629 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643\u0644 \u0646\u0648\u0639<\/td><td>\u062a\u062e\u0636\u0639 \u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u062d\u064a\u0648\u0627\u0646\u0627\u062a \u0644\u0625\u0637\u0627\u0631 \u0645\u0646\u0641\u0635\u0644 \u0645\u0646 \u0627\u0644\u0623\u062f\u0644\u0629 \u0648\u0627\u0644\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u062a\u0646\u0638\u064a\u0645\u064a\u0629<\/td><\/tr>\n<tr><td>\u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0627\u0644\u0645\u062f\u0641\u0648\u0639 \u0628\u0627\u0644\u062a\u0643\u0644\u0641\u0629<\/td><td>\u0644\u0627 \u062a\u0642\u0645 \u0628\u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u062a\u0644\u0642\u0627\u0626\u064a\u064b\u0627<\/td><td>\u0627\u0646\u062e\u0641\u0627\u0636 \u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u062e\u0627\u0645 \u0644\u0627 \u064a\u0639\u0646\u064a \u0628\u0627\u0644\u0636\u0631\u0648\u0631\u0629 \u0623\u0646 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629 \u0644\u0644\u0625\u0646\u0633\u0627\u0646 \u0633\u062a\u0643\u0648\u0646 \u0645\u062a\u0633\u0627\u0648\u064a\u0629<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"Stability_Solubility_and_Manufacturing_Differences\"><\/span>\u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631\u060c \u0648\u0627\u0644\u0642\u0627\u0628\u0644\u064a\u0629 \u0644\u0644\u0630\u0648\u0628\u0627\u0646\u060c \u0648\u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0641\u064a \u0627\u0644\u062a\u0635\u0646\u064a\u0639<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0645\u0646 \u063a\u064a\u0631 \u0627\u0644\u062f\u0642\u064a\u0642 \u0627\u0644\u0642\u0648\u0644 \u0625\u0646 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0623\u0643\u062b\u0631 \u0627\u0633\u062a\u0642\u0631\u0627\u0631\u064b\u0627 \u0628\u0637\u0628\u064a\u0639\u062a\u0647\u060c \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a \u064a\u064f\u0641\u0636\u0644 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647 \u0641\u064a \u0627\u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629. \u0641\u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0648\u0642\u0627\u0628\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u064a\u0639\u062a\u0645\u062f\u0627\u0646 \u0639\u0644\u0649 \u0627\u0644\u062f\u0631\u062c\u0629 \u0627\u0644\u0641\u0639\u0644\u064a\u0629\u060c \u0648\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0625\u0646\u062a\u0627\u062c\u060c \u0648\u062d\u062c\u0645 \u0627\u0644\u062c\u0633\u064a\u0645\u0627\u062a\u060c \u0648\u0627\u0644\u0631\u0637\u0648\u0628\u0629\u060c \u0648\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0633\u0627\u0639\u062f\u0629\u060c \u0648\u0638\u0631\u0648\u0641 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629\u060c \u0648\u0627\u0644\u062a\u0639\u0628\u0626\u0629\u060c \u0648\u0645\u062f\u0629 \u0635\u0644\u0627\u062d\u064a\u0629 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0646\u0647\u0627\u0626\u064a.<\/p>\n \n<p>\u064a\u0646\u0628\u063a\u064a \u0623\u0646 \u064a\u0634\u0645\u0644 \u0627\u0644\u062a\u0642\u064a\u064a\u0645 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n<ul>\n<li>\u0627\u0644\u062a\u062d\u0644\u064a\u0644 \u0648\u0627\u0644\u0647\u0648\u064a\u0629 \u0627\u0644\u0641\u0631\u0627\u063a\u064a\u0629 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629<\/li>\n<li>\u062d\u062c\u0645 \u0627\u0644\u062c\u0633\u064a\u0645\u0627\u062a\u060c \u0648\u0627\u0644\u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0638\u0627\u0647\u0631\u064a\u0629\u060c \u0648\u062a\u062f\u0641\u0642 \u0627\u0644\u0645\u0633\u062d\u0648\u0642<\/li>\n<li>\u062a\u062c\u0627\u0646\u0633 \u0627\u0644\u0645\u0632\u064a\u062c \u0639\u0646\u062f \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0625\u062f\u0631\u0627\u062c \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641<\/li>\n<li>\u0627\u0644\u0631\u0637\u0648\u0628\u0629\u060c \u0648\u0627\u0644\u0633\u0644\u0648\u0643 \u0627\u0644\u0627\u0633\u062a\u0631\u0637\u0627\u0628\u064a\u060c \u0648\u0627\u0644\u062a\u0643\u062a\u0644<\/li>\n<li>\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0631\u0627\u0626\u062d\u0629 \u0648\u0627\u0644\u0637\u0639\u0645 \u0648\u0627\u0644\u0646\u0643\u0647\u0629<\/li>\n<li>\u0627\u0644\u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0645\u0639 \u0627\u0644\u0641\u064a\u062a\u0627\u0645\u064a\u0646\u0627\u062a \u0648\u0627\u0644\u0645\u0639\u0627\u062f\u0646 \u0648\u0627\u0644\u0628\u0631\u0648\u062a\u064a\u0646\u0627\u062a \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0623\u0645\u064a\u0646\u064a\u0629 \u0627\u0644\u0623\u062e\u0631\u0649<\/li>\n<li>\u062d\u062c\u0645 \u0645\u0644\u0621 \u0627\u0644\u0643\u0628\u0633\u0648\u0644\u0629\u060c \u0623\u0648 \u0636\u063a\u0637 \u0627\u0644\u0623\u0642\u0631\u0627\u0635\u060c \u0623\u0648 \u0633\u0644\u0648\u0643 \u062a\u0634\u062a\u062a \u0627\u0644\u0645\u0633\u062d\u0648\u0642<\/li>\n<li>\u0641\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0648\u062a\u062f\u0647\u0648\u0631\u0647 \u062e\u0644\u0627\u0644 \u0641\u062a\u0631\u0629 \u0627\u0644\u0635\u0644\u0627\u062d\u064a\u0629<\/li>\n<\/ul>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"Safety_and_Dose_Considerations\"><\/span>\u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0627\u0644\u062c\u0631\u0639\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0645\u0627\u062f\u0629 \u0623\u0633\u0627\u0633\u064a\u0629\u060c \u0644\u0643\u0646 \u062a\u0646\u0627\u0648\u0644 \u0627\u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629 \u0645\u0646\u0647 \u0644\u0627 \u064a\u0639\u062a\u0628\u0631 \u0645\u0641\u064a\u062f\u064b\u0627 \u062a\u0644\u0642\u0627\u0626\u064a\u064b\u0651\u0627 \u0639\u0646\u062f \u0643\u0644 \u062c\u0631\u0639\u0629. \u062a\u0634\u064a\u0631 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\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0645\u0643\u0648\u0646\u0629 \u0645\u0646 \u0645\u0627\u062f\u0629 \u0648\u0627\u062d\u062f\u0629 \u0623\u0648 \u0645\u0646 \u0623\u062d\u0645\u0627\u0636 \u0623\u0645\u064a\u0646\u064a\u0629 \u0645\u062a\u0639\u062f\u062f\u0629. \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u064f\u0635\u0646\u0650\u0651\u0639\u064a\u0646 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0646\u0633\u064a\u0627\u0628\u064a\u0629 \u0627\u0644\u0645\u0633\u062d\u0648\u0642\u060c \u0648\u0648\u0632\u0646 \u0627\u0644\u062d\u0634\u0648\u060c \u0648\u062d\u062c\u0645 \u0627\u0644\u0643\u0628\u0633\u0648\u0644\u0629\u060c \u0648\u0627\u0644\u0631\u0627\u0626\u062d\u0629\u060c \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0627\u0644\u0631\u0637\u0648\u0628\u0629\u060c \u0648\u062a\u0648\u062d\u064a\u062f \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u062c\u0631\u0639\u0629. \u0645\u0631\u0627\u062c\u0639\u0629 <a href=\"https:\/\/collagensei.com\/ar\/%d8%a7%d9%84%d8%b4%d8%b1%d9%83%d8%a9-%d8%a7%d9%84%d9%85%d8%b5%d9%86%d8%b9%d8%a9-%d9%84%d9%84%d9%83%d8%a8%d8%b3%d9%88%d9%84%d8%a7%d8%aa-%d8%a7%d9%84%d9%85%d9%83%d9%85%d9%84%d8%a7%d8%aa-%d8%a7%d9%84\/\" target=\"_blank\" rel=\"noopener\">\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629 \u0628\u0627\u0644\u0643\u0628\u0633\u0648\u0644\u0627\u062a<\/a> \u0639\u0646\u062f \u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u062c\u062f\u0648\u0649 \u0627\u0644\u062a\u062c\u0631\u064a\u0628\u064a\u0629 \u0648\u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629.<\/p>\n \n<h3><span class=\"ez-toc-section\" id=\"Tablets\"><\/span>\u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0644\u0648\u062d\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0623\u0642\u0631\u0627\u0635 \u0625\u062c\u0631\u0627\u0621 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\u0627\u0644\u0633\u0648\u0627\u063a\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0627\u0631\u0629 \u0645\u0639 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u0631\u0643\u064a\u0632 \u0623\u0648 \u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062a\u062d\u0644\u0644.<\/p>\n \n<h3><span class=\"ez-toc-section\" id=\"Powders\"><\/span>\u0627\u0644\u0645\u0633\u0627\u062d\u064a\u0642<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062a\u062a\u0637\u0644\u0628 \u062e\u0644\u0637\u0627\u062a \u0627\u0644\u0645\u0633\u0627\u062d\u064a\u0642 \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0645\u0630\u0627\u0642 \u0648\u0627\u0644\u0631\u0627\u0626\u062d\u0629\u060c \u0648\u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u0641\u0635\u0644 \u0628\u064a\u0646 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a\u060c \u0648\u0648\u0642\u062a \u062e\u0644\u0637 \u0645\u064f\u062b\u0628\u062a\u060c \u0648\u062f\u0642\u0629 \u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639. \u0648\u064a\u0646\u0628\u063a\u064a \u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0645\u0646 \u062d\u064a\u062b \u0627\u0644\u062a\u0648\u062d\u064a\u062f \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0641\u0642\u0637 \u0639\u0644\u0649 \u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u062e\u0627\u0645.<\/p>\n \n<h3><span class=\"ez-toc-section\" id=\"Protein_and_Amino_Acid_Blends\"><\/span>\u0645\u0632\u064a\u062c \u0627\u0644\u0628\u0631\u0648\u062a\u064a\u0646\u0627\u062a \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0623\u0645\u064a\u0646\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u062a\u0639\u062f\u064a\u0644 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 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\u062a\u0634\u064a\u0631 \u0625\u0644\u0649 \u201c\u062d\u0645\u0636 \u0623\u0645\u064a\u0646\u064a \u0645\u062d\u062f\u0648\u062f\u201d \u0643\u062f\u0644\u064a\u0644 \u0639\u0644\u0649 \u0623\u0646 \u0643\u0644 \u0645\u0646\u062a\u062c \u064a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646.<\/p>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"RFP_Questions_for_a_Methionine_Supplier_or_Manufacturer\"><\/span>\u0623\u0633\u0626\u0644\u0629 \u0637\u0644\u0628 \u062a\u0642\u062f\u064a\u0645 \u0627\u0644\u0639\u0631\u0648\u0636 \u0644\u0645\u0648\u0631\u062f \u0623\u0648 \u0645\u0635\u0646\u0639 \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li>\u0647\u0644 \u0627\u0644\u0645\u0627\u062f\u0629 \u0647\u064a L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0623\u0645 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 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\u0639\u0644\u0649 \u0627\u0644\u0625\u0646\u0627\u0646\u062a\u064a\u0648\u0645\u0631 L \u0627\u0644\u0630\u064a \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0645\u0628\u0627\u0634\u0631\u0629 \u0641\u064a \u0639\u0645\u0644\u064a\u0629 \u062a\u062e\u0644\u064a\u0642 \u0627\u0644\u0628\u0631\u0648\u062a\u064a\u0646 \u0644\u062f\u0649 \u0627\u0644\u0625\u0646\u0633\u0627\u0646. \u0623\u0645\u0627 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0641\u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0643\u0644 \u0645\u0646 L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0648D-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646\u060c \u0648\u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u062c\u0632\u0621 D \u062a\u062d\u0648\u064a\u0644\u064b\u0627 \u0642\u0628\u0644 \u0623\u0646 \u064a\u062a\u0645\u0643\u0646 \u0645\u0646 \u0627\u0644\u062f\u062e\u0648\u0644 \u0641\u064a \u0645\u0633\u0627\u0631\u0627\u062a L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646.<\/p>\n \n<h3><span class=\"ez-toc-section\" id=\"Is_DL-methionine_safe_for_humans\"><\/span>\u0647\u0644 \u064a\u0639\u062a\u0628\u0631 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0622\u0645\u0646\u064b\u0627 \u0644\u0644\u0628\u0634\u0631\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0648\u062a\u062a\u0648\u0642\u0641 \u0645\u062f\u0649 \u0645\u0644\u0627\u0621\u0645\u062a\u0647\u0627 \u0639\u0644\u0649 \u0627\u0644\u062c\u0631\u0639\u0629\u060c \u0648\u0641\u0626\u0629 \u0627\u0644\u0645\u0646\u062a\u062c\u060c \u0648\u0627\u0644\u0633\u0648\u0642\u060c \u0648\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062e\u0637\u0631 \u0627\u0644\u0641\u0631\u062f\u064a\u0629\u060c \u0648\u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629. \u0648\u064a\u064f\u062f\u0631\u062c \u0633\u062c\u0644 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629 \u0627\u0644\u062a\u0627\u0628\u0639 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DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062a\u0634\u064a\u0631 \u0627\u0644\u0623\u062f\u0644\u0629 \u0627\u0644\u0645\u062d\u062f\u0648\u062f\u0629 \u0627\u0644\u0645\u0633\u062a\u0645\u062f\u0629 \u0645\u0646 \u0627\u0644\u062f\u0631\u0627\u0633\u0627\u062a \u0627\u0644\u062a\u064a \u0623\u062c\u0631\u064a\u062a \u0639\u0644\u0649 \u0627\u0644\u0628\u0634\u0631 \u0625\u0644\u0649 \u0623\u0646 \u0627\u0644\u062c\u0632\u0621 \u00ab\u062f\u00bb \u0642\u062f \u064a\u064f\u0633\u062a\u063a\u0644 \u0628\u0643\u0641\u0627\u0621\u0629 \u0623\u0642\u0644 \u0641\u064a \u0628\u0639\u0636 \u0627\u0644\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u062a\u063a\u0630\u0648\u064a\u0629. \u062a\u062c\u0646\u0628 \u0625\u062c\u0631\u0627\u0621 \u0645\u0642\u0627\u0631\u0646\u0627\u062a \u0639\u0644\u0649 \u0623\u0633\u0627\u0633 \u0627\u0644\u0646\u0633\u0628 \u0627\u0644\u0645\u0626\u0648\u064a\u0629 \u0627\u0644\u062b\u0627\u0628\u062a\u0629 \u0645\u0627 \u0644\u0645 \u062a\u0643\u0646 \u0645\u0633\u062a\u0645\u062f\u0629 \u0645\u0646 \u062f\u0631\u0627\u0633\u0629 \u0623\u062c\u0631\u064a\u062a \u0639\u0644\u0649 \u0627\u0644\u0628\u0634\u0631 \u0648\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642 \u0628\u0634\u0643\u0644 \u0645\u0628\u0627\u0634\u0631.<\/p>\n \n<h3><span class=\"ez-toc-section\" id=\"Is_methionine_the_same_as_L-methionine\"><\/span>\u0647\u0644 \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0647\u0648 \u0646\u0641\u0633\u0647 L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0641\u064a \u0627\u0644\u0645\u0646\u0627\u0642\u0634\u0627\u062a \u0627\u0644\u0645\u062a\u0639\u0644\u0642\u0629 \u0628\u0627\u0644\u0628\u064a\u0648\u0644\u0648\u062c\u064a\u0627\u060c \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u064f\u0642\u0635\u062f \u0628\u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u00abL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646\u00bb. \u0623\u0645\u0627 \u0641\u064a \u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0645\u0648\u0631\u062f\u064a\u0646 \u0648\u0627\u0644\u0645\u0644\u0635\u0642\u0627\u062a\u060c \u0641\u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0627\u0644\u0634\u0643\u0644 \u0627\u0644\u0641\u0631\u0627\u063a\u064a \u0627\u0644\u062f\u0642\u064a\u0642.<\/p>\n \n<h3><span class=\"ez-toc-section\" id=\"Why_is_DL-methionine_common_in_animal_feed\"><\/span>\u0644\u0645\u0627\u0630\u0627 \u064a\u064f\u0633\u062a\u062e\u062f\u0645 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0628\u0643\u062b\u0631\u0629 \u0641\u064a \u0639\u0644\u0641 \u0627\u0644\u062d\u064a\u0648\u0627\u0646\u0627\u062a\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0645\u0646 \u0627\u0644\u062b\u0627\u0628\u062a \u062a\u062c\u0627\u0631\u064a\u064b\u0651\u0627 \u0623\u0646 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u062d\u064a\u0648\u0627\u0646\u0627\u062a \u064a\u0645\u0643\u0646\u0647\u0627 \u0627\u0644\u0627\u0633\u062a\u0641\u0627\u062f\u0629 \u0645\u0646 D-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0628\u0643\u0641\u0627\u0621\u0629. \u0648\u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u062a\u0639\u0645\u064a\u0645 \u0627\u0644\u0623\u062f\u0644\u0629 \u0627\u0644\u0645\u062a\u0639\u0644\u0642\u0629 \u0628\u0627\u0644\u0623\u0639\u0644\u0627\u0641 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0623\u0646\u0648\u0627\u0639 \u0645\u0639\u064a\u0646\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629 \u0627\u0644\u0628\u0634\u0631\u064a\u0629.<\/p>\n \n<h3><span class=\"ez-toc-section\" id=\"Can_methionine_supplements_support_hair_or_liver_health\"><\/span>\u0647\u0644 \u064a\u0645\u0643\u0646 \u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0623\u0646 \u062a\u062f\u0639\u0645 \u0635\u062d\u0629 \u0627\u0644\u0634\u0639\u0631 \u0623\u0648 \u0627\u0644\u0643\u0628\u062f\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062a\u0634\u0627\u0631\u0643 \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0641\u064a \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0645\u062b\u064a\u0644 \u0627\u0644\u063a\u0630\u0627\u0626\u064a \u0627\u0644\u0637\u0628\u064a\u0639\u064a \u0644\u0644\u0628\u0631\u0648\u062a\u064a\u0646\u0627\u062a \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0623\u0645\u064a\u0646\u064a\u0629 \u0627\u0644\u0643\u0628\u0631\u064a\u062a\u064a\u0629\u060c \u0644\u0643\u0646 \u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u062a\u0633\u0648\u064a\u0642 \u0627\u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629 \u0627\u0644\u0639\u0627\u062f\u064a\u0629 \u0643\u0639\u0644\u0627\u062c\u0627\u062a \u0644\u062a\u0633\u0627\u0642\u0637 \u0627\u0644\u0634\u0639\u0631 \u0623\u0648 \u0623\u0645\u0631\u0627\u0636 \u0627\u0644\u0643\u0628\u062f. \u0648\u0623\u064a \u0627\u062f\u0639\u0627\u0621 \u064a\u062a\u0639\u0644\u0642 \u0628\u0627\u0644\u0628\u0646\u064a\u0629 \u0623\u0648 \u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u064a\u062a\u0637\u0644\u0628 \u0625\u062b\u0628\u0627\u062a\u064b\u0627 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0646\u0647\u0627\u0626\u064a.<\/p>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"Final_Takeaway\"><\/span>\u0627\u0644\u0648\u062c\u0628\u0627\u062a \u0627\u0644\u062c\u0627\u0647\u0632\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u064a\u064f\u0639\u062f \u0643\u0644 \u0645\u0646 L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0648DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0645\u0643\u0648\u0646\u064a\u0646 \u063a\u0630\u0627\u0626\u064a\u064a\u0646 \u0645\u0631\u062a\u0628\u0637\u064a\u0646 \u0643\u064a\u0645\u064a\u0627\u0626\u064a\u064b\u0627 \u0648\u0644\u0643\u0646\u0647\u0645\u0627 \u0644\u064a\u0633\u0627 \u0645\u062a\u0637\u0627\u0628\u0642\u064a\u0646. L-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0647\u0648 \u0627\u0644\u0625\u0646\u0627\u0646\u062a\u064a\u0648\u0645\u0631 \u0627\u0644\u0641\u0633\u064a\u0648\u0644\u0648\u062c\u064a \u0627\u0644\u0630\u064a \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0645\u0628\u0627\u0634\u0631\u0629 \u0641\u064a \u062a\u062e\u0644\u064a\u0642 \u0627\u0644\u0628\u0631\u0648\u062a\u064a\u0646 \u0644\u062f\u0649 \u0627\u0644\u0625\u0646\u0633\u0627\u0646. \u0623\u0645\u0627 DL-\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0641\u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u062c\u0632\u0621 D \u0627\u0644\u0630\u064a \u064a\u062e\u062a\u0644\u0641 \u0627\u0633\u062a\u0641\u0627\u062f\u062a\u0647 \u0628\u0627\u062e\u062a\u0644\u0627\u0641 \u0627\u0644\u0623\u0646\u0648\u0627\u0639\u060c \u0648\u0642\u062f \u062a\u0643\u0648\u0646 \u0646\u0633\u0628\u0629 \u0627\u0644\u0627\u0633\u062a\u0641\u0627\u062f\u0629 \u0645\u0646\u0647 \u0623\u0642\u0644 \u0644\u062f\u0649 \u0627\u0644\u0628\u0634\u0631. \u064a\u0646\u0628\u063a\u064a \u0623\u0646 \u062a\u0639\u0637\u064a \u0627\u0644\u0639\u0644\u0627\u0645\u0627\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0644\u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629 \u0627\u0644\u0645\u062e\u0635\u0635\u0629 \u0644\u0644\u0628\u0634\u0631 \u0627\u0644\u0623\u0648\u0644\u0648\u064a\u0629 \u0644\u0644\u0647\u0648\u064a\u0629 \u0627\u0644\u0648\u0627\u0636\u062d\u0629\u060c \u0648\u0627\u0644\u0623\u062f\u0644\u0629 \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629 \u0628\u0627\u0644\u0628\u0634\u0631\u060c \u0648\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u062c\u0631\u0639\u0629\u060c \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0634\u0643\u0644 \u0627\u0644\u0641\u0631\u0627\u063a\u064a\u060c \u0648\u062c\u0648\u062f\u0629 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u060c \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u0627\u062f\u0639\u0627\u0621\u0627\u062a \u0627\u0644\u0645\u062a\u0639\u0644\u0642\u0629 \u0628\u0623\u0639\u0644\u0627\u0641 \u0627\u0644\u062d\u064a\u0648\u0627\u0646\u0627\u062a \u0623\u0648 \u0646\u0633\u0628 \u0627\u0644\u062a\u0648\u0627\u0641\u0631 \u0627\u0644\u0628\u064a\u0648\u0644\u0648\u062c\u064a \u063a\u064a\u0631 \u0627\u0644\u0645\u062f\u0639\u0648\u0645\u0629 \u0628\u0623\u062f\u0644\u0629.<\/p>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"References\"><\/span>\u0627\u0644\u0645\u0631\u0627\u062c\u0639<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/1138025\/\" target=\"_blank\" rel=\"noopener nofollow\">\u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u0627\u0631\u0646\u0629 \u0644\u062a\u0643\u0645\u0644\u0629 \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u063a\u0630\u0627\u0626\u064a \u0627\u0644\u0642\u0627\u0626\u0645 \u0639\u0644\u0649 \u0627\u0644\u0634\u0648\u0641\u0627\u0646 \u0628\u0627\u0644\u0640 L- \u0648\u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0648DL- \u0648\u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 D- \u0644\u0644\u0628\u0634\u0631<\/a><\/li>\n<li><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/16702346\/\" target=\"_blank\" rel=\"noopener nofollow\">\u0633\u0645\u064a\u0629 \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u0644\u062f\u0649 \u0627\u0644\u0628\u0634\u0631<\/a><\/li>\n<li><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/16702340\/\" target=\"_blank\" rel=\"noopener nofollow\">\u062a\u0648\u0641\u064a\u0631 \u0627\u0644\u0645\u064a\u062b\u064a\u0648\u0646\u064a\u0646 \u062f\u0627\u062e\u0644 \u0627\u0644\u062c\u0633\u0645 \u0628\u0648\u0627\u0633\u0637\u0629 \u0627\u0644\u0633\u064a\u0633\u062a\u064a\u0646 \u0641\u064a \u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a \u0627\u0644\u0643\u0628\u0631\u064a\u062a \u0645\u0646 \u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0623\u0645\u064a\u0646\u064a\u0629<\/a><\/li>\n<li><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/37062432\/\" target=\"_blank\" rel=\"noopener nofollow\">\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 \u0644\u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0627\u0644\u0623\u0645\u064a\u0646\u064a\u0629 \u0627\u0644\u0641\u0631\u062f\u064a\u0629 \u0644\u062f\u0649 \u0627\u0644\u0628\u0634\u0631: \u0645\u0631\u0627\u062c\u0639\u0629 \u0648\u0635\u0641\u064a\u0629<\/a><\/li>\n<li><a href=\"https:\/\/www.hfpappexternal.fda.gov\/scripts\/fdcc\/index.cfm?order=ASC&#038;search=&#038;set=FoodSubstances&#038;showAll=true&#038;sort=Reg_col01&#038;type=basic\" target=\"_blank\" rel=\"noopener nofollow\">\u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u063a\u0630\u0627\u0621 \u0648\u0627\u0644\u062f\u0648\u0627\u0621 (FDA): \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0627\u0644\u0623\u063a\u0630\u064a\u0629<\/a><\/li>\n<li><a href=\"https:\/\/www.fda.gov\/food\/nutrition-food-labeling-and-critical-foods\/label-claims-conventional-foods-and-dietary-supplements\" target=\"_blank\" rel=\"noopener nofollow\">\u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u063a\u0630\u0627\u0621 \u0648\u0627\u0644\u062f\u0648\u0627\u0621 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629 (FDA): \u0627\u0644\u0627\u062f\u0639\u0627\u0621\u0627\u062a \u0627\u0644\u0648\u0627\u0631\u062f\u0629 \u0639\u0644\u0649 \u0645\u0644\u0635\u0642\u0627\u062a \u0627\u0644\u0623\u063a\u0630\u064a\u0629 \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a\u0629 \u0648\u0627\u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629<\/a><\/li>\n<li><a href=\"https:\/\/www.ftc.gov\/business-guidance\/resources\/health-products-compliance-guidance\" target=\"_blank\" rel=\"noopener nofollow\">\u0644\u062c\u0646\u0629 \u0627\u0644\u062a\u062c\u0627\u0631\u0629 \u0627\u0644\u0641\u064a\u062f\u0631\u0627\u0644\u064a\u0629 (FTC): \u0625\u0631\u0634\u0627\u062f\u0627\u062a \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0635\u062d\u064a\u0629<\/a><\/li>\n<li><a href=\"https:\/\/www.ecfr.gov\/current\/title-21\/chapter-I\/subchapter-B\/part-111\" target=\"_blank\" rel=\"noopener nofollow\">21 CFR \u0627\u0644\u062c\u0632\u0621 111: \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0627\u0644\u062a\u0635\u0646\u064a\u0639\u064a\u0629 \u0627\u0644\u062c\u064a\u062f\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0644\u0644\u0645\u0643\u0645\u0644\u0627\u062a \u0627\u0644\u063a\u0630\u0627\u0626\u064a\u0629<\/a><\/li>\n\n<\/ol>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>L-methionine is the single L-enantiomer used directly in human protein synthesis. DL-methionine is a racemic mixture containing approximately equal L- [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":1833,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[220,221],"tags":[],"class_list":["post-977","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-l-methionine","category-dl-methionine"],"uagb_featured_image_src":{"full":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/DL-Methionine.png",775,499,false],"thumbnail":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/DL-Methionine-150x150.png",150,150,true],"medium":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/DL-Methionine-300x193.png",300,193,true],"medium_large":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/DL-Methionine-768x494.png",768,494,true],"large":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/DL-Methionine.png",775,499,false],"1536x1536":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/DL-Methionine.png",775,499,false],"2048x2048":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/DL-Methionine.png",775,499,false],"trp-custom-language-flag":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/07\/DL-Methionine.png",18,12,false]},"uagb_author_info":{"display_name":"Warren Wan","author_link":"https:\/\/collagensei.com\/ar\/author\/w-wenyang\/"},"uagb_comment_info":0,"uagb_excerpt":"L-methionine is the single L-enantiomer used directly in human protein synthesis. 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