Handy DE, Lubos E, Yang Y, Galbraith JD, Kelly N, Zhang Y-Y, et al
Due to its shorter sequence, TB-500 offers enhanced metabolic stability and amenability to synthetic optimization compared to the parent protein
Best skin types for this duo
All average concentrations were higher than those in the plasma
Safety concerns included uncharacterized immunogenicity risks, inadequate impurity and endotoxin testing in available raw material, the unresolved free-base versus acetate salt form distinction, and, for BPC-157 specifically, an angiogenesis mechanism that raises theoretical concerns for patients with undiagnosed tumors
The catch: those studies are small, mostly industry-funded, and we still don't know for sure how much actually gets through your skin when you rub it on