A survey of 500 doctors recently conducted by Sermo found that 48% have had patients disclose that they used a non-FDA-approved peptide over the last year
(PubMed) Oliai Araghi S, Kiefte-de Jong JC, van Dijk SC, et al
QR678 Neo is one of the better-known examples in this category
The blend wins on three axes: it consolidates one reconstitution event instead of three (which reduces the probability of an aseptic technique error somewhere in the chain), it locks the three peptides into one ratio so that a single 0.20 mL draw delivers a fixed combination, and it consumes one storage slot in the fridge instead of three
BPC-157, or Body Protection Compound 157, is a peptide composed of 15 amino acids
These findings come from controlled lab and tissue studies not large human clinical trials but they help explain why copper peptides and perhaps combining both AHK and GHK are trending in scalp and hair research