21st Century"s Zoo Friends Complete Chewable Multivitamin contains antioxidant nutrients that help neutralize free radicals which may cause cellular damage in the body.* Unconditionally guaranteed for purity, freshness and label potency. No added Yeast or Preservatives. 21st Century Vitamins and Supplements are manufactured in a cGMP facility under the strictest standards for product quality, including potency and purity. 21st Century prides itself on providing you with a great product at the best value. *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. **Flintstones is a registered trademark of Hanna-Barbera Prod., Inc.