Value Size Biologically Active Form of B12 Energy Production and Brain Function Dietary Supplement Vegan Vegetarians Methyl B-12 (methylcobalamin) supports brain and nerve health and function, energy production, and sleep-wake cycles. Methyl B-12 is better absorbed and retained than cyanocobalamin, and supplementation may be needed by seniors, persons on stomach acid reducing regimens, and some vegetarians/vegans. Информация о добавках Serving Size: 1 Tablet Amount Per Serving %Daily Value Vitamin B12 (as Methylcobalamin) 5,000 mcg 208,333%