NOW Foods L-Arginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion, as well as in DNA synthesis and protein production. It is an important precursor of nitric oxide (NO) and thus plays a role in the dilation of blood vessels. Natural colour variation may occur in this product. This product is sold by weight not volume. NOW(R) L-Arginine is pharmaceutical grade. Benefits

• PROTEIN METABOLISM/NITRIC OXIDE PRECURSOR: Arginine supports protein metabolism and is heavily involved in muscle metabolism through its role in the maintenance of a proper nitrogen balance.
• SUGGESTED USAGE: Mix 2 level teaspoons daily as needed in at least 8 oz. of juice or water, preferably on an empty stomach. Directions Adults: Mix 2 level teaspoons daily as needed in at least 8 oz. of juice or water, preferably on an empty stomach. Store in a cool, dry, dark place after opening. Diet: Corn Free, Dairy Free, Egg Free, Halal, Kosher, Made w/o Gluten, non-GMO, Nut Free, Soy Free, Vegan / Vegetarian. Precautions
• Not suitable for children or during pregnancy or breastfeeding
• Should not be taken with prescription sleep medication, Parkinson's medication or anti-depressants
• Keep out of reach of children. NOW Foods NOW Foods produces high-quality natural products at prices everyone loves. NOW are a respected leader in the natural products industry, with a mission to provide value in products and services that empower people to lead healthier lives. From field to finished product, NOW prioritise quality at every step.