bpc 157 peptide natural sources TLDR; no. BPC-157 is a that is not approved by the FDA, but it seems like our good friends over at the supplement industry marketing team have gotten their hands on Nutrition and Peptide Therapy: How
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No change at a tolerated dose can indicate limited response, but it does not support faster-than-label escalation

Once B12 supplementation is started, the improvement can be quite striking even within the first few weeks

Nutr 10.1093/ajcn/nqaa072 (2020)

The copper complex promotes antioxidant effects protecting dermal cells from oxidative stress, stimulates fibroblasts to increase extracellular matrix formation, and enhances hair follicle health by supporting hair root strength and growth
