L-Citrulline is a type of amino acid, it interacts with L-Arginine to promote nitric oxide (NO) production.Nitric oxide is a substance that occurs naturally in the human body and plays a very important role in the body.In addition to L-citrulline and L-arginine, the supplement contains folic acid and vitamins C and E.Vitamin C is a nutrient that helps maintain healthy skin and mucous membranes and has antioxidant effects. (80% of the RDA)Vitamin E is an antioxidant that protects fats in the body from oxidation and helps maintain cell health. (126% DV)Folic acid is a nutrient that promotes the formation of red blood cells. (83% DV)Suitable for: Mens who worry about his energy and vitality, Energy and Vitality Up.How to eat:As a food with functional claims, take the recommended daily intake of 3 capsules with water or lukewarm water.. Ingredient: L-citrulline (manufactured in Japan), vegetable oil containing vitamin E, processed fat/L-arginine, HPMC, vitamin C, sucrose fatty acid ester, fine silicon dioxide, folic acid