Dietary Supplements. List No. 2509 L600. USP verified dietary supplement. 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 D supplement brand. Helps support the immune system. Antioxidant support. No synthetic dyes - colors derived from natural sources. No added preservatives. Based on Pharmacy Times Survey or pharmacists recommending letter vitamin supplements. www.NatureMade.com. (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.)