While these include low-fat vegan/vegetarian, low-carbohydrate and Mediterranean dietary patterns, 4,8 they share a common foundation of minimally processed, fiber and nutrient rich foods like fruits, vegetables, legumes, nuts, seeds, plant oils, dairy and seafood, with eggs and poultry in moderation
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Why Absorption Matters: The B12 Challenge The journey of B12 from your plate to your cells involves several steps: B12 from food is bound to proteins and must be released by stomach acid It then binds to intrinsic factor, a protein produced by the stomach This complex travels to the small intestine where B12 is absorbed Finally, it enters the bloodstream for transport to cells This elaborate process explains why many people, despite adequate dietary intake, may still experience functional B12 deficiency
Accordingly, the FDAs guidance only adds to confusion in this area, and appears to be at odds with the interpretations of state boards of pharmacy
C.ZaretskyM