BPC 157 Benefits, Dosage & Before After Results How Long Does BPC 157 Take To Work 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 Pure Oral Spray, Integrative Peptides Professional Supplement Center The hype around a new class of injectable drugs is in overdrive, but they have yet to be properly tested. Read the full story from Kishor Napier Raman at the link in bio., Photo: Oscar Colman BPC 157 is one of the most unique peptides naturally found in the gut and effective both orally and by injection. Oral supports gut health, while the injectable version helps with healing