The regulatory framework exists
Independent COA for Every Batch: Every vial of BPC-157 sold by Pepspan includes a batch-specific Certificate of Analysis from an independent third-party laboratory
Tomin, T., Schittmayer, M., & Birner-Gruenberger, R
Since the 1930s, vitamin A deficiency has been linked to skin conditions (Greenberger 2012) and standard therapy for psoriasis includes acitretin, a vitamin A metabolite
Lots of users also mention smoother skin texture and fewer blemishes
Sikiric et al., in a 2018 review published in Current Pharmaceutical Design, outlined BPC-157's capacity to upregulate growth factor receptors including VEGFR2 and EGFR, facilitating wound healing, tendon repair, and gastrointestinal mucosal recovery in rodent models