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Natural Factors Vitamin B12 Methylcobalamin 10 mg 30s

Natural Factors Methylcobalamin B12 provides 10,000 mcg of vitamin B12 in its most bioactive form. This one-a-day sublingual formula supports the normal function of the immune system, energy metabolism, red blood cell formation, and helps maintain good health. Methylcobalamin demonstrates exceptional activity immediately upon absorption over other forms of B12 such as cyanocobalamin.