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Product Description
DLPA Cognitive Health Amino Acid Powder is a nutritional ingredient combining D-phenylalanine and L-phenylalanine, two forms of the essential amino acid phenylalanine. It is widely used in specialty dietary supplements, amino acid blends, and cognitive wellness formulations requiring a high-quality phenylalanine-based ingredient.
DLPA, short for DL-Phenylalanine, provides a balanced combination of the D- and L-isomers of phenylalanine. As an amino acid raw material, it is selected by supplement manufacturers for its unique biochemical characteristics and compatibility with advanced nutritional formulas.

DLPA (DL-Phenylalanine) is a mixture of equal proportions of D-phenylalanine and L-phenylalanine. Phenylalanine is an essential amino acid naturally involved in protein synthesis and biological processes.
L-phenylalanine is the naturally occurring form used in protein formation, while D-phenylalanine is the mirror-image isomer. DLPA combines both forms into one nutritional ingredient and is commonly supplied as a white crystalline powder for supplement applications.
| Item | Specification |
|---|---|
| Product Name | DLPA Cognitive Health Amino Acid Powder |
| Product Category | Nutritional Ingredient / Amino Acid |
| Active Ingredient | DL-Phenylalanine |
| CAS Number | 150-30-1 |
| Molecular Formula | C9H11NO2 |
| Molecular Weight | 165.19 g/mol |
| Appearance | White crystalline powder |
| Assay | Commonly 98% or higher depending on specification |
| Testing Method | HPLC or amino acid analysis for identification and assay determination |
| Purity Grade | Nutritional supplement grade with customized specifications available |
| Solubility | Slightly soluble in water |
| Shelf Life | Typically 24 months when properly stored |
| Storage | Store in a cool, dry place away from moisture, heat, and direct sunlight |
| Packaging | Common packaging includes 1kg or 5kg aluminum foil bags and 25kg fiber drums; customized packaging available |
| Applications | Dietary supplements, amino acid blends, cognitive Wellness Products, and functional nutrition formulas |
For DLPA ingredient sourcing, buyers should focus on isomer ratio, purity, analytical verification, and formulation requirements. Unlike single-form amino acids, DLPA contains both D- and L-phenylalanine, making composition consistency an important factor for supplement developers.
| Selection Factor | Buyer Consideration | Application Impact |
|---|---|---|
| Isomer Composition | DLPA typically contains balanced D- and L-phenylalanine proportions | Important for product specification and labeling accuracy |
| Purity Level | High purity supports consistent active ingredient dosing | Suitable for premium amino acid supplements |
| Testing Documentation | HPLC and amino acid analysis confirm identity and content | Supports quality assurance and batch consistency |

DLPA Cognitive Health Amino Acid Powder is commonly supplied in sealed aluminum foil bags for smaller quantities and fiber drums for bulk supply. Packaging formats can be customized according to transportation requirements, storage conditions, and finished-product manufacturing needs.
DLPA can be incorporated into OEM and private label nutritional products, including amino acid capsules, tablets, powder blends, and customized wellness formulas. Support may include formulation development, ingredient blending, packaging solutions, labeling services, and finished-product manufacturing.
Quality control procedures for DLPA Cognitive Health Amino Acid Powder commonly include:
DLPA Cognitive Health Amino Acid Powder is a specialized amino acid ingredient for dietary supplements and functional nutrition products. With its balanced D- and L-phenylalanine composition, high purity profile, and broad formulation compatibility, it supports the development of advanced amino acid-based products.
Contact us today to request samples, a COA, technical documents, and a wholesale quotation for DLPA Cognitive Health Amino Acid Powder.

Packaging & Delivery
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