L-Citrulline boosts Nitric Oxide production in the body. Nitric Oxide helps your arteries relax and work better, which improves blood flow throughout your body. Vegan friendly Halal Certified Product Check with a qualified health professional before using this product if you are under the age of 18, pregnant or nursing a baby, or if you have any known or suspected medical condition(s) and or are taking any prescription or OTC medication(s). Not to be used as a substitute for a varied diet and healthy lifestyle. Store this product in a cool dry place, away from children. Do not exceed the suggested use. Ingredients: HPMC (Vegetarian Capsule Shell), Anti-Caking Agents (Magnesium Salts, Silicon Dioxide).