Phase II reactions (glucuronidation, glucosidation, sulfation, methylation, acetylation, amino acid conjugation, glutathione conjugation, and fatty acid conjugation) typically include conjugation reactions that increase the water solubility of the drug, facilitating excretion from the body
But, they can also slow down stomach movement, which might lead to gastroparesis
Nobody can hand you a clean figure for what share of the market is BPC-157 specifically, because the entire point of a gray market is that it goes uncounted, and anyone who quotes you a precise percentage is guessing
Fagher, B., Cederblad, G., Monti, M., Olsson, L., Rasmussen, B., and Thysell, H
Free radical theory of aging: an update: increasing the functional life span