BPC 157 TB 500 Blend Capsules Research Use Only Bpc 157 and TB 500 My protocol and results explained! I've talked about this with probably a dozen different guys over the last 4 months so hopefully this helps someone else. #progress # Have you used peptides? What are your thoughts? Let me know below Peptides are short chains of amino acids that play vital roles in cellular signaling and repair throughout the body. Thoughts on BPC 157? : r crossfit