Dietary Supplement. List no. 2896. L600. USP dietary supplement verified. USP has tested and verified ingredients, potency and manufacturing process. USP sets official standards for dietary supplements. www.uspverified.org. No artificial flavors. Gluten free. No. 1 Pharmacist recommended vitamin & supplement brand. Absorbs better due to citrate form (Citrate form is more highly absorbable form than magnesium oxide). Supports muscle relaxation, nerve, heart & bone health. No synthetic dyes - colors derived from natural sources. www.NatureMade.com. (This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.)