vitamin B12 powder methyl cobalamin

Adenosyl Cobalamin / Vitamin B12A is one of the two active forms of vitamin B12. Though Adenosyl Cobalamin does occur naturally in fish, eggs. Adenosyl Cobalamin is the mitochondrial form of the B12 vitamin found in cellular tissues and interacts with an enzyme called methylmalonyl CoA mutase, a metabolic enzyme, and may be useful for those with impaired energy production.

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