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The AAFP advises that injectable therapy leads to more rapid improvement and should be considered in patients with severe deficiency or severe neurologic symptoms (Langan RC, Goodbred AJ, 2017)

Models of the gastrointestinal tract and peptide stability Because the literature describes BPC-157 as a peptide stable in human gastric juice, arginine forms are of interest to laboratories examining sample integrity after exposure to low pH, dissolution rate, and unit formulation compatibility

The FUT2 secretor variant p.Trp154Ter influences serum vitamin B 12 concentration via holo-haptocorrin, but not holo-transcobalamin, and is associated with haptocorrin glycosylationHum Mol Genet2017;26:4975-88

Clinical References Thomson CE, Gibson JN, Martin D

When used with oral contraceptives B6 may reduce their effectiveness and cause nausea (31)

A B12 deficiency can cause a surprisingly wide range of bizarre symptoms beyond just feeling tired