is fast melt natural
Source Naturals MethylCobalamin Fast Meltâ¢ Description. Methylcobalamin Fast Melt contains an active coenzyme form of vitamin B12 instead of the more commonly available cyanocobalamin form. Methylcobalamin Fast Melt is a quick-dissolving and easily absorbed Coenzymated form of vitamin B12 for energy and nerve health support. B12 is normally found in meat, seafood, eggs and dairy. Fast Melt is an excellent source of B12 for vegans and older adults. Persons over 60 tend to have less stomach acid, resulting in less absorption of B12. The Fast Melt formulation compensates with easy B12 absorption.