bpc-157 wada ban is bpc 157 banned by peptide to start for sure. But apparently he's maybe been on the T and possibly other things too What Science ACTUALLY Says About
Description
It is worth noting that external application of products on the skin should only be applied as per a moisturizing cream, slathering it on will not expedite the process

Am J Kidney Dis 2013

Vitamin B12 Injection and Medication Interactions Medications such as metformin, proton pump inhibitors, and certain antibiotics can interfere with vitamin B12 absorption

Neves D, Salazar IL, Almeida RD, Silva RM (2023) Molecular mechanisms of ischemia and glutamate excitotoxicity

Since it is unregulated, there may be a lack of quality control, meaning products that claim to contain BPC-157 may not contain the quantity advertised or may be contaminated

Formal drug interaction studies for BPC-157 have not been conducted in humans
