The answers below summarize what researchers and regulators know so far based on current clinical trials and public data
Nat Rev Genet
Application 4: Gastrointestinal Cellular Research Given the origin of BPC-157 as a peptide derived from the human gastric protective protein sequence, the compound has been studied in gastrointestinal cellular research models, including gastric epithelial cell line work and intestinal cell line research
Who Typically Uses BPC-157
TGF-, PDGF, EGF, and FGF have been shown to stimulate infiltration of inflammatory cells into the wound space
The most common user-reported experience: Temporary skin dryness in week 1 (resolves by week 2) Occasional injection site redness (standard for any subQ peptide) Some users report increased hair growth, including in unintended areas at higher doses At doses above 34 mg/day, some protocols note headaches, but this is well above standard dosing