3rd PARTY LAB-TESTED SUPPLEMENT: The dietary supplement is guaranteed for purity and safety. To further ensure purity, safety, the capsules are 3rd party lab-tested. NO ADDITIVES/NO PRESERVATIVES: The supplement is vegetarian and is free of corn, sugar, shellfish, peanuts, binders, coatings, colorings, artificial sweeteners, tree nuts, shellfish and preservatives. It is also gluten-free, soy-free, and dairy-free. EASY TO SWALLOW: The convenient, easy to swallow dietary supplement is highly bioavailable, supports maximum assimilation and absorption. Each serving provides 1000mg of this amino acid. INCREASES MUSCLE ENDURANCE: Arginine is a precursor to nitric oxide. It increases nitric oxide levels, powerful workout, and recovery. Provides you with the nutritional support you need for a busy lifestyle, and helps you achieve your fitness goals. PROMOTES MUSCLE PUMP: Arginine helps the body to retain the nitrogen that is essential to enhance protein synthesis and muscle growth. Plays a role in the production of Creatine that generates the ATP needed to boost muscle performance. Arginine promotes muscle pump. ASSISTS IN FASTER RECOVERY: By improving circulation and better delivery of nutrients to the muscles, arginine promotes improved performance and faster recovery for both men and women. The improved energy production makes it especially beneficial to bodybuilders, weight lifters, and sports people.