Cobalamin: Absorption and Metabolism

The video tutorial explores Vitamin B12, also known as cobalamin, highlighting its unique structure with cobalt at its center. It discusses the limited but crucial roles of B12 in human metabolism, specifically in methionine synthase and methylmalonyl CoA mutase reactions. The video addresses the common deficiency of B12, especially among vegetarians and those consuming processed foods, and explains the complex absorption and metabolism process of B12 in the human body. The importance of B12 in DNA methylation and gene expression is also emphasized.

What new insight or understanding did you gain from this video?