For a limited time, you may receive either bottle while we update our packaging. Both have the same great product inside. Based on new FDA regulations, you may also notice a change in the unit of measure and/or daily value for certain products. Contains a 200-day supply of Nature Made Vitamin B12 500 mcg Tablets, 200 tablets per bottle. Helps support nervous system function and convert food into cellular energy. Adults, take 1 tablet daily with water and a meal. 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.