Nitric Oxide Support* 162 grams by Pure Encapsulations

Contains arginine, a nitric oxide precursor, to support healthy circulation and delivery of oxygen to working muscles Contains arginine, a nitric oxide precursor, to support healthy circulation and delivery of oxygen to working muscle; protect muscles from oxidation and moderate lactate dehydrogenase activity during intense exercise* Delivery forms of arginine offer the Krebs cycle intermediates alpha ketoglutarate and malate for enhanced energy production* Provides citrulline to delay the onset of muscle fatigue, maintain acid-base balance, promote aerobic energy production in muscle cells during exercise, and enhance arginine and nitric oxide production* Includes vitamin C to enhance nitric oxide activity and provide blood vessel endothelial antioxidant protection* May also be used post-exercise to support growth hormone synthesis (for healthy muscle composition) and ammonia detoxification to delay fatigue* Ingredients:Nitric Oxide Support Supplemental Facts Amount Per Serving one scant scoop (5.4 g) contains: l-arginine 2,050 mg. (from arginine alpha ketoglutarate (2:1)) citrulline 715 mg. (from citrulline malate) vitamin C (as ascorbic acid) 200 mg. stevia 30 mg. other ingredients: xylitol, natural lemon-lime flavor, luo han guo (momordica grosvenorii) extract (fruit) 1 scoop per day, mixed with water, 20 minutes before exercise.