bpc-157 oral bioavailability human pharmacokinetics Frontiers Oral Peptides: FAQs on Bioavailability,
Description
Notably, NNMT inhibition did not impact food intake in the DIO mice nor produce any overt signs of toxicity or adverse behavioral effects at the pharmacologically effective dose

Yes, many researchers prefer this approach
But this can lead to problems in your body if you suspect you have a B12 deficiency and attempt to solve that problem by using cyanocobalamin

This dual effect

Some report improvement in pain or mobility within a few weeks
