Nature’s Bounty L-Arginine 1000mg tablets support blood flow, vascular function and heart health to help you thrive.(1) This organic compound is one of 20 amino acids that serve as the building blocks of protein and play a role in many body functions.(1) A popular blood flow support supplement, L-Arginine aids with nitric oxide synthesis and healthy circulation.(1) As an added benefit, L-Arginine may support the effects of exercise, helping you maximize your workouts.(1) Nature’s Bounty L-Arginine tablets are non-GMO, gluten-free and suitable for vegetarians. For adults, take one tablet three times daily, preferably with meals. Each bottle contains 50 tablets.