Nature Made Extra Strength Vitamin B12 2500 mcg Tablets help break down food into energy that your body can use all day long. Sourced from high quality ingredients, this gluten free B12 supplement is a dietary supplement that has no color added and no artificial flavors. This Nature Made B12 supplement helps support energy metabolism(1). B12 vitamins are important for vegetarians and vegans who may not consume enough from diet alone. Adults take one Nature Made Extra Stregnth 2500 mcg Vitamin B12 supplement daily with water and a meal. Nature Made supplements are quality you can trust. USP has tested and verified ingredients, potency and manufacturing process. USP sets official standards for dietary supplements. Visit the USP verified website for more information. (1)Helps convert food into cellular energy. *Based on a survey of pharmacists who recommend branded vitamins and supplements.