Shudh Kaama Power L-Arginine for Men with Tribulus, Ashwagandha, L-carnitine, Safed Musli & Zinc. Helps in Strength, Stamina, Performance & Muscle Gain. L-Arginine is an amino acid that is naturally produced by the body and is also found in certain foods. It plays several important roles in the body. It helps with the production of Nitric Oxide, Supports the Immune System, Improves Performance, Anti-inflammatory properties, Cognitive benefits, etc. One of the primary functions of L-arginine is its involvement in the production of nitric oxide in the body. Nitric oxide is a potent vasodilator, meaning it helps relax and widen blood vessels, promoting healthy blood flow and circulation.