does bpc 157 help acne Oral Liposomal BPC-157 β’ Peptides Supplement BPC-157: The Healing Peptide π,
Description
Subcutaneous administration appears most common in published protocols, though intramuscular, intraperitoneal (in animal models), and even oral routes have demonstrated efficacy
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Lipid Res Clin Program Circulation

In late 2023, the FDA placed both peptides on its Category 2 bulk drug substances list

doi:10.1016/j.phymed.2018.04.009 Al-Adwani DG, Renno WM, Orabi KY

If it was hydroxocobalamin then you're extremely unlikely to get an allergic reaction to it on subsequent jabs
