NOW Foods L-Arginine and Ornithine 500/250 mg, 100 Capsules Features : Now Foods L-Arginine Ornithine combines two essential amino acids into one optimal supplement. Now Foods Arginine is necessary for urea metabolism, a process that prepares toxic ammonia for safe excretion by the kidneys. Now Foods Ornithine is synthesized from Arginine and is a precursor of citrulline, proline and glutamic acid. BothNow FoodsL-Arginine and Ornithine(amino acids) are popular with athletes and other active individuals. Now Foods L-Arginine Ornithine combines two essential amino acids into one optimal supplement. Now Foods Arginine is necessary for urea metabolism, a process that prepares toxic ammonia for safe excretion by the kidneys. Now Foods Ornithine is synthesized from Arginine and is a precursor of citrulline, proline and glutamic acid. BothNow FoodsL-Arginine and Ornithine(amino acids) are popular with athletes and other active individuals. Ingredients: L-Arginine (Free-Form), L-Ornithine (from L-Ornithine HCl). Other Ingredients: Gelatin (capsule) and Magnesium Stearate (vegetable source). Contains no: Sugar, salt, starch, yeast, wheat, gluten, corn, soy, milk, egg, shellfish or preservatives. Direction: As a dietary supplement, take 2 capsules 2 or 3 times daily, preferably with juice or water on an empty stomach, before exercise or at bedtime. Safety Warning: Please discard the inedible freshness packet enclosed. Supplement Facts: NOW Foods - L-Arginine Ornithine 500/250 mg - 100 Capsules Supplement Facts Serving Size: 2 Capsules Servings Per Container: 50 Amount Per Serving %DV L-Arginine (Free-Form) 1000 mg * L-Ornithine (from L-Ornithine HCl) 500 mg * *Daily Value Not Established Other Ingredients: Gelatin (capsule) and Magnesium Stearate (vegetable source). Contains no: Sugar, salt, starch, yeast, wheat, gluten, corn, soy, milk, egg, shellfish or preservatives. Legal Statement: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Our shipping: Most orders paid by 11 am (EST) ship the same day. Holidays add one day.