BPC 157 Injectable vs. Oral Which is Best Mike Torchia and Kwan James break down the difference between injectable and oral peptides. Injectables are more direct for joints, tissue repair, and BPC 157 can be taken orally or subcutaneously, and for most people there is no difference in efficacy.Yes, some people will notice one works better than the other. Yes, some people will claim that OPTIMIZATION DAY , Switching from oral capsules to local sub cutaneous injection of BPC 157 to try and increase my bodys recovery capabilities since suffering a forearm tendon injury. , Ive been BPC 157 No Proof Required! Office for Science and Society McGill University