L-Arginine is a precious amino acid supplement for the human body and an indispensable raw material for the body to produce nitric oxide.It is found in beef, nuts, eggs and other foods.Although the body can produce it by itself, the amount synthesized by the human body is limited and cannot meet the basic needs, so additional supplements must be made.According to the 1998 Nobel Prize in Physiology and Medicine, long-term consumption of arginine has a positive effect on health, helping to improve endurance performance, promote smooth circulation, and regulate physiological functions.Quickly replenishing energy. Each contains 2500mg L-arginine Enhanced endurance, vasodilation: High-quality L-arginine, carefully selected from Korean CJ raw materials, with a purity of over 98%.Promote blood circulation: Cistanche deserticola, known as desert ginseng, contains highly active total glycosides of Cistanche deserticola.Plenty of Zinc: Elemental zinc helps maintain growth. Ingredient: Acacia Gum, L-Arginine, DL-Malic Acid, Isomaltodextrin, Flavors, Zinc Gluconate, Cistanche Tubulosa Extract, Sucralose.