Vitamin B12, The Unsung Hero
Introduction: What Is Vitamin B12? One of the essential vitamins, Vitamin B12 is also known as cobalamin. This vitamin is a water‑soluble micronutrient essential for life. It contains cobalt and exists in several forms, including methylcobalamin and adenosylcobalamin. Its active coenzyme varieties hydroxycobalamin and cyanocobalamin, convert into active forms in the body. Role of Vitamin B12 in our body: DNA synthesis: Vitamin B12 acts as a cofactor for methionine synthase (turning homocysteine into methionine) and L‑methylmalonyl‑CoA mutase. Red blood cell formation: Needed to prevent megaloblastic anaemia. Nervous system health — Essential for myelin formation, development and function of brain and nerve function. Sources of Vitamin B12 Since humans can’t produce it, Vitamin B12 must be consumed through diet or supplements. B12 is naturally found only in animal products and fortified foods. Excellent sources include: ...