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 BPC 157: Science Backed Uses, Benefits, Dosage, and Safety BPC 157 Pure Oral Spray, Integrative Peptides Professional Supplement Center Peptide BPC 157(HEXADECAPEPTIDE) Synthagen Synthagen PL Many have heard of BPC 157, and some people have heard of TB 500. The both of these are considered "healing peptides" however they have very different uses and can also be used in