{"id":4244,"date":"2024-12-02T10:05:05","date_gmt":"2024-12-02T02:05:05","guid":{"rendered":"https:\/\/collagensei.com\/?p=4244"},"modified":"2025-01-07T12:55:18","modified_gmt":"2025-01-07T04:55:18","slug":"samevsl-metionina","status":"publish","type":"post","link":"https:\/\/collagensei.com\/pt\/samevsl-methionine\/","title":{"rendered":"S-adenosil-L-metionina VS L-metionina"},"content":{"rendered":"<p><\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_1 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\">\u00cdndice<\/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=\"Alternar o \u00edndice\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Alternar<\/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\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/collagensei.com\/pt\/samevsl-methionine\/#1_Chemical_Structure_and_Function\" >1. Estrutura e fun\u00e7\u00e3o qu\u00edmica:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/collagensei.com\/pt\/samevsl-methionine\/#2_Role_in_the_Body\" >2. Papel no organismo:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/collagensei.com\/pt\/samevsl-methionine\/#3_Metabolism\" >3. Metabolismo:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/collagensei.com\/pt\/samevsl-methionine\/#4_Clinical_Uses\" >4. Utiliza\u00e7\u00f5es cl\u00ednicas:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/collagensei.com\/pt\/samevsl-methionine\/#5_Bioavailability_and_Supplementation\" >5. Biodisponibilidade e suplementa\u00e7\u00e3o:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/collagensei.com\/pt\/samevsl-methionine\/#6_Side_Effects_and_Risks\" >6. Efeitos secund\u00e1rios e riscos:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/collagensei.com\/pt\/samevsl-methionine\/#In_Summary\" >Em resumo:<\/a><\/li><\/ul><\/nav><\/div>\n\n<p><span style=\"color: #000000;\">O que \u00e9 <a href=\"https:\/\/www.mayoclinic.org\/drugs-supplements-same\/art-20364924\" rel=\"nofollow noopener\" target=\"_blank\">S-adenosil-L-metionina (SAMe)<\/a> ?<\/span><\/p>\n<p><span style=\"color: #000000;\">O que \u00e9<a href=\"https:\/\/en.wikipedia.org\/wiki\/Methionine\" rel=\"nofollow noopener\" target=\"_blank\"> L-Metionina<\/a> ?<\/span><\/p>\n<p><span style=\"color: #000000;\"><a href=\"https:\/\/www.sciencedirect.com\/topics\/medicine-and-dentistry\/s-adenosyl-methionine\" rel=\"nofollow noopener\" target=\"_blank\"><strong>S-adenosil-L-metionina (SAMe)<\/strong> <\/a>e <a href=\"https:\/\/collagensei.com\/pt\/portfolio-items\/l-metionina\/\"><strong>L-metionina<\/strong> <\/a>est\u00e3o relacionados, mas t\u00eam fun\u00e7\u00f5es diferentes no organismo. Eis um resumo das suas diferen\u00e7as:<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Chemical_Structure_and_Function\"><\/span><span style=\"color: #000000;\"><strong>1. Estrutura e fun\u00e7\u00e3o qu\u00edmica:<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong><a class=\"wpil_keyword_link\" href=\"https:\/\/collagensei.com\/pt\/l-metionina-vs-dl-metionina\/\" target=\"_blank\" rel=\"noopener\" title=\"L-Metionina vs. DL-Metionina\" data-wpil-keyword-link=\"linked\" data-wpil-monitor-id=\"882\">L-Metionina<\/a><\/strong> \u00e9 um amino\u00e1cido essencial, o que significa que deve ser obtido atrav\u00e9s da alimenta\u00e7\u00e3o. Est\u00e1 envolvido na s\u00edntese de prote\u00ednas e serve como precursor de outras mol\u00e9culas importantes, incluindo <strong>SAMe<\/strong>.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>S-Adenosil-L-metionina (SAMe)<\/strong> \u00e9 uma mol\u00e9cula derivada da L-metionina. \u00c9 formada pela combina\u00e7\u00e3o de L-metionina e adenosina trifosfato (ATP). A SAMe actua principalmente como dador de metilo em v\u00e1rias reac\u00e7\u00f5es bioqu\u00edmicas. Desempenha um papel crucial em <strong>metila\u00e7\u00e3o<\/strong> processos que est\u00e3o envolvidos na regula\u00e7\u00e3o da express\u00e3o gen\u00e9tica, na produ\u00e7\u00e3o de neurotransmissores e na s\u00edntese de v\u00e1rios compostos importantes como a fosfatidilcolina.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"2_Role_in_the_Body\"><\/span><span style=\"color: #000000;\"><strong>2. Papel no organismo:<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong>L-Metionina<\/strong> \u00e9 necess\u00e1ria para a s\u00edntese de prote\u00ednas e p\u00e9ptidos e est\u00e1 envolvida na produ\u00e7\u00e3o de outros compostos que cont\u00eam enxofre, como a ciste\u00edna e a taurina. Serve tamb\u00e9m como precursor da SAMe.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>SAMe<\/strong> est\u00e1 envolvido em mais de 40 reac\u00e7\u00f5es de metila\u00e7\u00e3o no organismo. Estas incluem processos que afectam a <strong>sistema nervoso central<\/strong> (por exemplo, produ\u00e7\u00e3o de neurotransmissores como a serotonina, a dopamina e a norepinefrina), fun\u00e7\u00e3o hep\u00e1tica (por exemplo, desintoxica\u00e7\u00e3o) e sa\u00fade celular. A SAMe tamb\u00e9m tem sido estudada pelo seu papel potencial na regula\u00e7\u00e3o do humor, nas doen\u00e7as do f\u00edgado e na osteoartrite.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3_Metabolism\"><\/span><span style=\"color: #000000;\"><strong>3. Metabolismo:<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong>L-Metionina<\/strong> \u00e9 absorvido pela alimenta\u00e7\u00e3o (encontra-se em alimentos ricos em prote\u00ednas como a carne, o peixe, os lactic\u00ednios, etc.) e, no organismo, \u00e9 convertido em SAMe atrav\u00e9s de uma s\u00e9rie de etapas enzim\u00e1ticas.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>SAMe<\/strong> \u00e9 sintetizada a partir de L-metionina e ATP no f\u00edgado e, uma vez produzida, est\u00e1 envolvida em v\u00e1rias reac\u00e7\u00f5es de metila\u00e7\u00e3o. Pode ser decomposta noutras mol\u00e9culas, como a homociste\u00edna (que, por sua vez, pode ser convertida novamente em metionina atrav\u00e9s do ciclo de metila\u00e7\u00e3o).<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"4_Clinical_Uses\"><\/span><span style=\"color: #000000;\"><strong>4. Utiliza\u00e7\u00f5es cl\u00ednicas:<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong>L-Metionina<\/strong> \u00e9 por vezes utilizado como suplemento pelas suas propriedades antioxidantes, nomeadamente para favorecer a desintoxica\u00e7\u00e3o do f\u00edgado e proteger contra a acumula\u00e7\u00e3o de toxinas no organismo.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>SAMe<\/strong> \u00e9 muito utilizado como suplemento para v\u00e1rias patologias, nomeadamente pelos seus potenciais efeitos ben\u00e9ficos:<\/span>\n<ul>\n<li><span style=\"color: #000000;\"><strong>Perturba\u00e7\u00f5es do humor<\/strong>como a depress\u00e3o, onde se pensa que apoia a s\u00edntese de neurotransmissores.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Osteoartrite<\/strong>onde pode ter efeitos anti-inflamat\u00f3rios e apoiar a sa\u00fade da cartilagem.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Sa\u00fade do f\u00edgado<\/strong>particularmente em condi\u00e7\u00f5es como a cirrose ou a doen\u00e7a do f\u00edgado gordo, em que os processos de metila\u00e7\u00e3o da SAMe poderiam ajudar a proteger as c\u00e9lulas do f\u00edgado.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"5_Bioavailability_and_Supplementation\"><\/span><span style=\"color: #000000;\"><strong>5. Biodisponibilidade e suplementa\u00e7\u00e3o:<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong>L-Metionina<\/strong> \u00e9 comummente encontrado em fontes diet\u00e9ticas e \u00e9 normalmente consumido como parte de uma dieta equilibrada.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>SAMe<\/strong> Existem suplementos, mas s\u00e3o frequentemente mais caros porque a convers\u00e3o da L-metionina em SAMe pelo organismo \u00e9 complexa e a pr\u00f3pria SAMe \u00e9 inst\u00e1vel na sua forma pura. Na suplementa\u00e7\u00e3o, a SAMe \u00e9 frequentemente estabilizada sob a forma de comprimidos para uma melhor absor\u00e7\u00e3o e biodisponibilidade.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"6_Side_Effects_and_Risks\"><\/span><span style=\"color: #000000;\"><strong>6. Efeitos secund\u00e1rios e riscos:<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong>L-Metionina<\/strong> em excesso pode contribuir para n\u00edveis elevados de homociste\u00edna, que t\u00eam sido associados a doen\u00e7as cardiovasculares e outros problemas de sa\u00fade. O equil\u00edbrio adequado com outras vitaminas B, como a B6, a B12 e o folato, \u00e9 importante para evitar esta situa\u00e7\u00e3o.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>SAMe<\/strong> \u00e9 geralmente bem tolerado, mas pode causar efeitos secund\u00e1rios como desconforto gastrointestinal, dores de cabe\u00e7a ou ins\u00f3nia. Pode tamb\u00e9m interagir com medicamentos antidepressivos (SSRIs, por exemplo) devido ao seu papel no metabolismo da serotonina.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"In_Summary\"><\/span><span style=\"color: #000000;\">Em resumo:<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong>L-Metionina<\/strong> \u00e9 um amino\u00e1cido que interv\u00e9m principalmente na s\u00edntese proteica e como precursor da SAMe.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>SAMe<\/strong> \u00e9 um dador de metilo envolvido em muitos processos bioqu\u00edmicos essenciais, incluindo a produ\u00e7\u00e3o de neurotransmissores, a regula\u00e7\u00e3o dos genes e a sa\u00fade do f\u00edgado.<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">Se est\u00e1 a considerar utilizar qualquer um deles como suplemento, \u00e9 uma boa ideia consultar um profissional de sa\u00fade para garantir o equil\u00edbrio certo para as suas necessidades de sa\u00fade individuais.<\/span><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"\" src=\"https:\/\/collagensei.com\/wp-content\/uploads\/2024\/12\/Gelatin-and-L-Methionine.png\" alt=\"\" width=\"761\" height=\"502\" \/><\/p>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>What is S-adenosyl-L-methionine (SAMe) ? What is L-Methionine ? S-adenosyl-L-methionine (SAMe) and L-methionine are related but serve different functions in [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4263,"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":[1],"tags":[],"class_list":["post-4244","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-press-release"],"uagb_featured_image_src":{"full":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/12\/Gelatin-and-L-Methionine.png",705,465,false],"thumbnail":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/12\/Gelatin-and-L-Methionine-150x150.png",150,150,true],"medium":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/12\/Gelatin-and-L-Methionine-300x198.png",300,198,true],"medium_large":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/12\/Gelatin-and-L-Methionine.png",705,465,false],"large":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/12\/Gelatin-and-L-Methionine.png",705,465,false],"1536x1536":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/12\/Gelatin-and-L-Methionine.png",705,465,false],"2048x2048":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/12\/Gelatin-and-L-Methionine.png",705,465,false],"trp-custom-language-flag":["https:\/\/collagensei.com\/wp-content\/uploads\/2024\/12\/Gelatin-and-L-Methionine.png",18,12,false]},"uagb_author_info":{"display_name":"collagensei.com","author_link":"https:\/\/collagensei.com\/pt\/author\/collagensei\/"},"uagb_comment_info":0,"uagb_excerpt":"What is S-adenosyl-L-methionine (SAMe) ? What is L-Methionine ? S-adenosyl-L-methionine (SAMe) and L-methionine are related but serve different functions in [&hellip;]","_links":{"self":[{"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/posts\/4244","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/comments?post=4244"}],"version-history":[{"count":1,"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/posts\/4244\/revisions"}],"predecessor-version":[{"id":14628,"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/posts\/4244\/revisions\/14628"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/media\/4263"}],"wp:attachment":[{"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/media?parent=4244"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/categories?post=4244"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/collagensei.com\/pt\/wp-json\/wp\/v2\/tags?post=4244"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}