NOW Arginine & Citrulline 500/250, 120 Capsules Brain and Cognitive Health offering you a tremendous value

offering you a tremendous value

As Ddrops® Booster contains 600 IU vitamin D

Antioxidant Protection: Contains vitamins C

Familiar source

NOW Arginine & Citrulline 500/250, 120 Capsules Brain and Cognitive Health offering you a tremendous valueNOW Arginine & Citrulline 500 250 Details Supports Protein Metabolism Helps Maintain Muscle Tissue A Dietary Supplement Arginine and Citrulline are two amino acids that are integral to protein metabolism and utilization, as well as to the maintenance of muscle tissue. Both are key intermediates in the urea cycle, where they participate in the detoxification of ammonia via the production of urea. Arginine that has not been converted to urea enters