The Cubam Complex: What is the Receptor for Vitamin B12 Complex?
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4 min read
Vitamin B12, or cobalamin, absorption from dietary sources is a complex, multi-step process that relies on specialized proteins. In the final stage of intestinal absorption, the specific receptor for vitamin B12 complex—bound to intrinsic factor—is known as the cubam complex. This critical mechanism ensures the body receives this essential nutrient for DNA synthesis and nerve function.
