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Product Attributes
Model No.: 56-85-9
Product Description
L-Glutamine is a conditionally essential amino acid widely used as a nutritional ingredient in sports nutrition, dietary supplements, functional foods, and specialized nutrition products. It is supplied as a high-purity amino acid powder for manufacturers developing formulations focused on protein nutrition, active lifestyle products, and amino acid supplementation.
As the most abundant free amino acid in the human body, L-Glutamine is highly recognized in sports nutrition and wellness markets. Its versatility makes it a popular ingredient for powder drinks, capsules, tablets, and amino acid blend formulations.
L-Glutamine is a naturally occurring amino acid classified as a conditionally essential amino acid. It contains an amide side chain and plays an important role in nitrogen metabolism and amino acid balance within biological systems.
Commercial L-Glutamine is commonly produced through fermentation processes and supplied as a white crystalline powder. It is widely used in nutritional supplements, sports nutrition products, functional foods, and clinical nutrition formulations requiring a reliable amino acid ingredient.
| Item | Specification |
|---|---|
| Product Name | L-Glutamine |
| Category | Nutritional Ingredients / Amino Acids / Sports Nutrition Ingredients |
| CAS Number | 56-85-9 |
| Molecular Formula | C5H10N2O3 |
| Molecular Weight | 146.15 g/mol |
| Appearance | White crystalline powder |
| Assay Grade | Common nutritional and food grades such as 98.5% and above |
| Identification Method | HPLC and amino acid analytical methods |
| Typical Applications | Sports nutrition supplements, amino acid blends, functional foods, nutritional products |
| Shelf Life | Typically 24 months under recommended storage conditions |
| Storage | Store in a cool, dry place, protected from moisture, heat, and direct sunlight |
| Packaging | Common packaging includes 1kg and 5kg aluminum foil bags or 25kg fiber drums; customized packaging available |
L-Glutamine is widely used in sports nutrition products including powder drinks, capsules, tablets, and amino acid blends. It is commonly combined with protein ingredients and other amino acids in active lifestyle formulations.
Supplement manufacturers incorporate L-Glutamine into nutritional products requiring a high-quality amino acid ingredient with consistent purity and processing performance.
L-Glutamine can be used in functional foods and specialized nutrition products where manufacturers require a versatile amino acid component.
For B2B buyers, selecting L-Glutamine requires consideration of purity level, production method, application requirements, and supporting documentation. Since L-Glutamine is widely used across sports nutrition and functional nutrition categories, consistent quality and formulation compatibility are key purchasing factors.
| Selection Factor | Why It Matters | Typical Buyer Consideration |
|---|---|---|
| Purity Grade | Influences label accuracy and finished product consistency | High-purity nutritional grades are commonly preferred for supplements |
| Production Method | Affects ingredient positioning and sourcing requirements | Fermentation-derived L-Glutamine is commonly used in nutritional applications |
| Formula Compatibility | Determines blending and product development flexibility | Suitable for powders, capsules, tablets, and amino acid combinations |
| Quality Documentation | Supports supplier qualification and regulatory review | COA, TDS, SDS, and analytical reports are commonly requested |
L-Glutamine is commonly supplied in 1kg and 5kg aluminum foil bags or 25kg fiber drums for bulk ingredient handling. Customized packaging solutions can be arranged according to production, storage, and transportation requirements.
L-Glutamine supports customized sports nutrition and supplement development projects. OEM services may include formula development, amino acid blending, powder processing, capsule and Tablet Manufacturing, customized packaging, labeling solutions, and technical documentation support.
Typical quality control procedures for L-Glutamine include:
L-Glutamine is used as an amino acid ingredient in sports nutrition products, dietary supplements, functional foods, and specialized nutrition formulations requiring a high-quality glutamine source.
L-Glutamine contains an amide group in its molecular structure and is classified as a conditionally essential amino acid. It is widely recognized for its role in amino acid and nitrogen metabolism.
L-Glutamine quality is commonly evaluated through HPLC assay testing, identity confirmation, impurity analysis, moisture testing, and other applicable amino acid quality procedures.
L-Glutamine is a versatile amino acid ingredient used in sports nutrition, dietary supplements, and functional nutrition products. With high-purity specifications, reliable quality control, and flexible packaging options, it supports professional supplement formulation, OEM development, and bulk ingredient procurement.
Contact us today to request samples, a COA, technical documents, and a wholesale quotation for L-Glutamine.

Packaging & Delivery
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