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[119] Physiology [edit] Absorption [edit] Vitamin B 12 is absorbed by a B 12 -specific transport proteins or via passive diffusion
Age and Genetic Factors : As people age, their bodies naturally produce less intrinsic factor, reducing the ability to absorb B12 from food and supplements
After reconstitution, both peptides tend to become quite unstable and thus need to be refrigerated and applied within a certain time frame
Dosing schedules vary by individual and are set by your provider
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