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Restoring adequate levels through injections is a standard medical approach when oral absorption is impaired

Longer term though the damage will mean that the person is unable to use stores to regulate their B12 which can result in susceptibility to B12 deficiency

If everything else is normal, and B12 is low or low-normal, we would supplement or re-test, respectively (considering any symptoms, and correcting any dietary factors

Some supplements are formulated with these nutrients to support hair growth, strength, and thickness

BPC-157 holds its structure in that environment, so animal protocols can probe both systemic and gut-local effects from the same compound