Bulk Amino Acid Ingredients for Dietary Supplement & Sports Nutrition Brands
Gensei supplies bulk amino acid powders and derivatives for dietary supplements, sports nutrition, functional nutrition powders, capsules, tablets, gummies, beverage formulas and health food applications. Typical supply includes creatine monohydrate, glycine, L-alanine, L-aspartic acid, L-citrulline, L-cysteine HCl, L-glutamine, L-methionine, NAC and customized amino acid blends for supplement brands and contract manufacturers.
- COA / MSDS / TDS available by batch
- Food, USP, FCC and supplement-grade options
- 1 kg sample order to 25 kg drum and ton-level supply
- China factory sourcing with export documentation
Fast RFQ Information
One-Stop Amino Acid Ingredient Sourcing for Supplement Manufacturers
Built for supplement brands, contract manufacturers, nutrition powder factories, capsule and tablet producers, gummy manufacturers, functional beverage developers and ingredient distributors who need stable amino acid raw material supply.
Batch Documents
COA, MSDS/SDS, TDS, specification sheet, allergen statement, non-GMO statement and testing support on request.
Flexible MOQ
Typical MOQ starts from 1 kg for sample evaluation and 25 kg for standard bulk amino acid powders.
Export Packaging
Aluminum foil bag, carton, fiber drum, HDPE drum or customized packaging according to product stability and shipment route.
Formula Support
Support for capsules, tablets, gummies, powders, effervescent products, drink mixes, functional foods and private-label supplement formulas.
Featured Amino Acid Raw Materials
Click each ingredient to view the single product page. Specifications below are typical supplier-style references; final quality standard, assay, mesh, grade and documents should follow the actual batch COA.
Creatine Monohydrate
Sports NutritionGlycine Powder
Food / USP / FCCL-Alanine
Food GradeL-Citrulline
Pre-WorkoutL-Glutamine
Nutrition GradeN-Acetyl-L-Cysteine
NACSupplement-Focused Amino Acid Product Matrix
A procurement-friendly overview for quick comparison of common forms, CAS number, specification, MOQ, packaging, storage and supplement application directions.
| Product | Common Form | Typical CAS | Typical Specification | MOQ | Package | Storage / Shelf Life | Supplement / Functional Nutrition Application | Product Link |
|---|---|---|---|---|---|---|---|---|
| Creatine Monohydrate | 80 mesh, 200 mesh, micronized powder | 6020-87-7 | 99.5% min, loss on drying ≤12.0%, creatinine controlled by COA | 1 kg sample / 25 kg bulk | 25 kg/carton or fiber drum | Cool dry place, sealed, 24 months | Sports nutrition, pre-workout powders, capsules, tablets and drink mixes | Open → |
| Glycine | Food grade, USP, FCC option | 56-40-6 | 98.5% - 101.5%, white crystalline powder, sweet taste | 1 kg sample / 25 kg bulk | 25 kg/bag, carton or drum | Cool dry place, sealed, 24 months | Dietary supplement blends, functional nutrition powders, flavor balance and health food formulas | Open → |
| L-Alanine | L-Alanine powder, food / USP / FCC option | 56-41-7 | 98.5% - 101.5%, white crystalline powder | 25 kg | 25 kg/carton or drum | Cool dry place, sealed, 24 months | Supplement formulas, nutrition powders, functional beverages and amino acid blends | Open → |
| L-Aspartic Acid | L-Aspartic acid powder, food / supplement grade option | 56-84-8 | 98.5% - 101.5%, white crystalline powder | 25 kg | 25 kg/carton or drum | Cool dry place, sealed, 24 months | Supplement formulas, functional foods, flavor balance and nutrition blends | Open → |
| L-Citrulline | L-Citrulline powder, fine powder, granulated option | 372-75-8 | 98.0% - 101.0%, HPLC or titration method by COA | 1 kg sample / 25 kg bulk | 1 kg/bag, 25 kg/drum | Cool dry place, sealed, 24 months | Pre-workout, sports nutrition, powder drinks, capsules, tablets | Open → |
| L-Cysteine Hydrochloride | L-Cysteine HCl monohydrate / anhydrous | 7048-04-6 / 52-89-1 | 98.5% - 101.5%, USP / FCC option | 25 kg | 25 kg/drum, moisture-proof packaging | Keep tightly closed, protect from moisture, 24 months | Functional food processing, amino acid supplement formulas and specialty nutrition applications | Open → |
| L-Glutamine | L-Glutamine powder, food / USP grade | 56-85-9 | 98.5% - 101.5%, white crystalline powder | 25 kg | 25 kg/carton or drum | Cool dry place, sealed, 24 months | Sports nutrition, gut health supplement formulas, capsules, tablets and powder blends | Open → |
| L-Methionine | L-Methionine powder; DL-Methionine option by request | 63-68-3 | 98.5% - 101.5%, food / supplement grade option | 25 kg | 25 kg/bag or drum | Cool dry place, sealed, 24 months | Dietary supplement formulas, amino acid blends, capsules, tablets and powder products | Open → |
| N-Acetyl-L-Cysteine | NAC powder, supplement / food grade subject to market | 616-91-1 | 98.5% - 101.0%, white crystalline powder | 1 kg sample / 25 kg bulk | 25 kg/drum, light-resistant and moisture-proof package | Cool dry place, sealed, avoid light and moisture, 24 months | Dietary supplement formulas where permitted, antioxidant blends, capsules and powder formulas | Open → |
Supplement Ingredient Grades, Documents & Quality Control
For supplement ingredient buyers, documentation is often as important as price. Gensei supports batch-based document review before shipment to help brands and contract manufacturers confirm quality requirements.
Available Grades
- Food Grade
- USP Grade
- FCC Grade
- Supplement-grade raw material options
- Custom blend options for capsules, tablets, gummies and powders
Documents on Request
- COA - Certificate of Analysis
- MSDS / SDS
- TDS / Specification Sheet
- Allergen Statement
- Non-GMO Statement
- Halal / Kosher support where available
- BSE / TSE Statement where applicable
- Country of Origin / Packing List / Invoice
Common Test Items
- Assay / purity
- Identification
- Specific rotation
- pH / transmittance
- Loss on drying
- Residue on ignition
- Heavy metals
- Microbiology
- Residual solvents where applicable
Amino Acid Applications for the Supplement Industry
Choose amino acid form, grade and particle size according to your finished dosage form, solubility requirement, taste profile, supplement positioning, target market and production process.
Sports Nutrition
Pre-workout powders, creatine blends, recovery formulas, capsules, tablets and drink mixes.
Daily Wellness Supplements
Amino acid ingredients for general wellness, antioxidant support, sleep-positioned formulas and daily nutrition products.
Functional Food & Beverage
Nutrition bars, instant powders, functional drinks, fortified foods and flavor-balanced amino acid formulas.
Capsules, Tablets & Gummies
Raw material selection for solid dosage supplements, including flowability, particle size, assay and label-claim requirements.
Powder Sachets & Drink Mixes
Support for solubility, taste profile, mesh size and blend uniformity in stick packs, tubs and instant drink products.
Custom Amino Acid Blends
Multi-amino blends based on dosage target, carrier, flowability, solubility, taste requirements and supplement label positioning.
Essential, Non-Essential & Specialty Amino Acids for Supplements
A clear product classification helps supplement buyers quickly match raw materials with formula design, dosage form, label positioning and destination-market requirements.
Essential Amino Acids
Examples include L-methionine and other amino acids commonly used in dietary supplements, sports nutrition and functional foods.
Non-Essential Amino Acids
Examples include glycine, L-alanine, L-aspartic acid and L-glutamine for capsules, tablets, powders and functional beverage formulas.
Sports Nutrition Aminos
Creatine monohydrate, L-citrulline and L-glutamine are common ingredients for pre-workout, performance and recovery formulas.
Specialty Supplement Ingredients
NAC, L-cysteine HCl and customized amino acid blends require careful document review and market-specific regulatory confirmation before import.
How We Handle Amino Acid Raw Material Orders
This process is designed for B2B supplement ingredient buyers who need specification confirmation, document review and stable export shipment.
Specification Confirmation
Confirm product form, assay, grade, mesh size, dosage form, supplement application, target market and required documents.
Sample & COA Review
Provide sample availability, typical COA and technical documents for buyer evaluation.
Quotation
Quote according to quantity, packaging, shipping terms, stock status and destination country.
Batch Reservation
Reserve batch after order confirmation and align production or stock preparation schedule.
Pre-Shipment Check
Confirm label, package, batch number, COA, packing list and logistics information.
Export Delivery
Ship by express, air freight, sea freight or customer-designated forwarder.
Request a Bulk Amino Acid Quote
Send your required amino acid ingredient, specification, mesh size, dosage form, quantity and destination. We will help confirm batch documents, price, MOQ, packaging and lead time for supplement manufacturing.
Recommended RFQ Format
- Product name + exact form: powder, granular, derivative or custom supplement blend
- Required grade: food, USP, FCC or supplement-grade requirement
- Assay, mesh size, particle size, solubility or taste requirement
- Quantity: sample, 25 kg, 100 kg, 500 kg or 1 MT
- Destination country and shipping term
- Required documents: COA, MSDS, TDS, Halal, Kosher, Non-GMO, BSE/TSE
FAQs About Amino Acid Ingredients for Supplements
Practical answers for supplement ingredient procurement, specification comparison and international sourcing.
What amino acid ingredients can Gensei supply for supplements?
Gensei supplies creatine monohydrate, glycine, L-alanine, L-aspartic acid, L-citrulline, L-cysteine hydrochloride, L-glutamine, L-methionine, N-acetyl-L-cysteine and custom amino acid blends for supplement formulas.
Can you provide COA, MSDS and TDS?
Yes. COA, MSDS/SDS, TDS, specification sheet and other supporting documents can be provided according to the product, grade and actual batch.
What is the typical MOQ for amino acid ingredients?
For standard amino acid powders such as glycine, L-alanine, L-glutamine and L-methionine, typical MOQ is 25 kg. For selected high-value ingredients or samples, trial MOQ may start from 1 kg or lower depending on stock.
Do you supply food grade, USP grade and FCC grade amino acids?
Yes. Available grades depend on the exact amino acid. Food grade, USP and FCC options may be available depending on product and batch, supporting supplement, functional food and beverage applications.
Can you support custom amino acid blends?
Yes. Custom amino acid blend support is available based on formula, potency target, carrier, dosage form, flavor profile, solubility requirement, supplement positioning and document requirements.
How should amino acid powders be stored?
Most amino acid powders should be stored in sealed packaging, protected from heat, light and moisture. Sensitive derivatives may require special storage. Always follow the product label, TDS and batch COA.
Can you ship amino acid raw materials internationally?
Yes. We can support international shipping by express, air freight, sea freight or customer-designated forwarder, subject to product category, destination regulations and export documentation requirements.