bpc 157 ghk-cu BPC-157/NAD+/GUK-Cu - Peptide Patch GLOW PEPTIDE THERAPY NEAR ME:
Description
There are dangers in taking vitamin B12 supplements if you have an undiagnosed deficiency of vitamin B12 caused by pernicious anaemia as this prevents vitamin B12 being absorbed and so requires treatment by injection.

doi: 10.1016/j.autrev.2012.02.003

They are for patients with dual deficiencies, combining Vitamin B12 with other nutrients
10.1111/j.1600-0609.1964.tb00001.x
