Description

L-Arginine-L-Aspartate is a high-purity, pharmaceutically relevant salt formed from the essential amino acid L-Arginine and L-Aspartic acid. This compound is valued for its enhanced solubility and bioavailability compared to its individual components, making it a critical ingredient in advanced nutraceutical and pharmaceutical formulations. It is primarily sought by manufacturers in the dietary supplement, clinical nutrition, and pharmaceutical industries for developing products that support cardiovascular health, athletic performance, and metabolic function.

Application

• Dietary Supplements & Nutraceuticals: A key active ingredient in powders, capsules, and tablets aimed at supporting nitric oxide production, blood flow, and exercise recovery.
• Pharmaceutical Intermediates: Used in the synthesis of more complex peptide-based drugs and specialized therapeutic agents.
• Clinical Nutrition: Incorporated into medical nutrition products and parenteral solutions for patients requiring specific amino acid supplementation.
• Sports Nutrition: Formulated into pre-workout and post-workout supplements to enhance endurance and reduce fatigue.
• Cosmetic & Personal Care: Utilized in high-end skincare formulations for its potential skin-conditioning and moisturizing properties.
• Food Fortification: Employed as a nutritional enhancer in functional foods and beverages.

Basic Information

Product Name	L-Arginine-L-Aspartate
CAS No.	23284-30-2
Molecular Formula	C₁₀H₂₁N₅O₆
Molecular Weight	307.31 g/mol
Synonyms	L-Arginine L-Aspartate; Arginine Aspartate; Aspartic Acid, L-, Compd. with L-Arginine (1:1); (S)-2-Amino-5-guanidinopentanoic acid (S)-2-aminosuccinate; Arginine Aspartate Salt; L-Arginine Aspartate; NDL-Arginine-L-Aspartate; L-Arginine Monoaspartate
EINECS	Contact for details

Quality Control

Our L-Arginine-L-Aspartate is manufactured under strict quality management systems. Each batch is tested to ensure it meets high-purity standards suitable for nutraceutical and pharmaceutical applications. We provide comprehensive Certificates of Analysis (COA) that include testing for identity, assay, optical rotation, and specific impurities. Our quality commitment aligns with cGMP principles, and we can support compliance with USP, FCC, and EP monographs upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a low-humidity environment to prevent caking and degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	98.0% - 102.0%
Specific Rotation	+20.0° to +24.0°
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.