Vitamin B12


Vitamin B12 (Cobalamin) Molecule : Vitamin B12 is the collective name for corrinoids, which are compounds that contain cobalt, a metal ion. In keeping, cobalamin is the term referring to compounds having Vitamin B12 activity. Methylcobalamin and 5-deoxyadenosylcobalamin are the forms of Vitamin B12 used in the human body.


The B vitamins are essential for an astonishing array of life functions. Though most people acquire adequate supplies of B12 in the diet, the vitamin can only be derived via animal-based sources, necessitating supplementation for vegetarians and vegans.

In this model, carbon atoms are dark gray, hydrogen atoms are white, nitrogen atoms are blue, phosphorus atoms are orange, and oxygen atoms are red.

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