How Long Does BPC 157 Take to Work? Timeline and Guide BPC 157 Dosing (Common Protocols), Oral Subcutaneous, 500 mcg daily, Duration: 6 weeks, Intramuscular Peritendinous, 1 mg daily, Duration: 6 weeks, Note:, Not approved by FDA or 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 and I've changed my opinion, and I do think that BPC 157 after a workout may work better than before a workout or at another time of day. Dr. Drew Timmermans Facebook