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mic b12 injection sites Instruction Guide for Intramuscular (IM) Self-injection of Methylcobalamin 1mg/5mg B12 Injections - East Valley
Description
In the small intestine, pancreatic proteases partially degrade the R proteins, releasing B12 to bind with another protein called intrinsic factor

The Journal of endocrinology , 165 (3), 569577

[27] [28] If pernicious anaemia is suspected, testing for intrinsic factor antibodies may be appropriate

B2 supports skin cell turnover and helps reduce inflammation
