Nutrition and Supplements Amino acids Solgar L-Arginine 500 mg 50 Vegetable Capsules Solgar L-Arginine 500 mg contains arginine, one of the twenty amino acids involved in numerous pathways in the body. Amino acids are the building blocks of proteins and L-Arginine 500 mg 50 Vegetable Capsules in many bodily functions. They are divided into "essential" and "non-essential." Essential amino acids are those that the body cannot produce but must obtain from the diet. The body can also use amino acids to create hormones, enzymes, neurotransmitters, antibodies, and nutrient transporters. An insufficient supply of essential amino acids increases the body's need for non-essential amino acids, which it must obtain through the diet. Foods that increase amino acid intake include meat, beans, cheese, and eggs. Arginine is a nonessential amino acid, and although the body can synthesize it, some groups of people may benefit from an extra dose. It's popular among athletes for its role in muscle metabolism, aiding in the transport, storage, and excretion of nitrogen. It's also found in high concentrations in the skin and connective tissue. Solgar L-Arginine 500 mg is delivered once daily in an easy-to-take vegetarian capsule. All Solgar products meet the industry's strictest standards of excellence. Made with natural ingredients and innovative since 1947, Solgar is the recommended dietary supplement—98% of Solgar users recommend the brand*. *2017 Global Praxis online shopper survey with 3,882 vitamin, mineral, and dietary supplement consumers. Food supplements are not a substitute for a varied and balanced diet and a healthy lifestyle.