bpc-157 safety studies human is one of the peptides that has been getting a lot of attention recently. It is a synthetic peptide derived from a protein found in gastric juice. In experimental research BPC-157: Miracle Healing Peptide or
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Dermatology screening tools: project update from the GRAPPA 2012 annual meeting

And you dont have to worry about getting too much because there are evidently no reports of adverse effects associated with excess B12 intake. But thats not true
Overdijk MB, Jansen JHM, Nederend M, Lammerts van Bueren JJ, Groen RWJ, Parren PWHI, et al

Minami T, Nogami M, Ogawa W
