Compounding pharmacies make customized medicines for individual patients, and under section 503A of the Food, Drug, and Cosmetic Act, a pharmacy can compound from a bulk substance only if that substance has an official quality monograph, is a component of an FDA-approved drug, or has been formally added to an approved bulks list. BPC-157 qualifies on none of those counts, which is why the FDA placed it in Category 2 of its 503A bulk-substance review in September of 2023
they observed that the mean enzymatic activities of xenobiotic metabolizing enzymes such as cytochrome P450 1A1 (CYP1A1), aromatase (CYP19A1), and glutathione-S-transferase (GST) were lower in three placental microsomes and subcellular membrane fractions
P21 reverses this architectural damage while simultaneously generating new neurons to replace those lost entirely
Glutathione also helps to neutralize free radicals that contribute to oxidative stress
Identified as a priority in 2017, progress has been slow due to rising costs and competing demands