Therapeutic peptides and proteins: Status and developments in drug delivery ScienceDirect Peptides like BPC 157 are everywhere on social media right now. They are most commonly promoted for injury and tendon healing and are often paired with other peptides such as TB 500. Ksenia P. I'm not anti BPC 157. In fact, many patients over the years have used it and reported very good outcomes: improved recovery, reduced Instagram BPC 157: Oral vs. Injection(How To Decide Which is Best For You) #bpc157