From the manufacturer <img alt="Photograph of Nature Made B Vitamins slogan" src="https://m.media-amazon.com/images/S/aplus-media-library-service-media/51962496-bf1e-4677-b31d-3c888a5d1f17.__CR0,0,970,300_PT0_SX970_V1___.jpg"/> <img alt="Photograph of the Nature Made Vitamin B12 3000 mcg Softgels bottle" src="https://m.media-amazon.com/images/S/aplus-media-library-service-media/dc56dbc0-08b8-47bd-be5d-710688ccbb30.__CR0,0,2400,2400_PT0_SX300_V1___.jpg"/> EXTRA STRENGTH B12 SUPPORTS ENERGY METABOLISM(1) & BRAIN CELL FUNCTION+ Nature Made Extra Strength Vitamin B12 is an essential B vitamin that helps convert the food you eat into cellular energy your body can use all day long and helps support mood health.(2) (1) Helps convert food into cellular energy.+ (2) Adequate Vitamin B12 status helps support mood health+, HELPS REDUCE FATIGUE FOR THOSE LOW IN B12+ Vitamin B12 supports brain cell function, helps reduce fatigue for those low in B12, and is important for proper red blood cell formation., 1 DAILY EXTRA STRENGTH SOFTGEL FOR ADULTS Adults, take 1 extra strength 3000 mcg softgel daily with water and a meal.