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Understanding Vitamin B12 Deficiency Vitamin B12 deficiency develops when the body cannot adequately absorb or utilize this water-soluble vitamin
Sveidahl Johansen, O
B12: The Basics B12 is a water-soluble vitamin that plays a role in red blood cell formation, metabolism, immune health, DNA synthesis, and brain and nervous system functioning
Its recommended protein intake is 30-50 grams, which is typically less than the recommended dietary allowance (RDA) of 0.36 grams per pound of body weight
Vitamin B 12is bound to intrinsic factor during transit through the stomach
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