Are peptide injections, such as BPC 157 (Body Protection Compound 157) or TB 500 (Thymosin Beta 4), effective for treating labrum fraying? BPC 157 Performance Peptides SLAP tear (shoulder) improvement within weeks of using peptides. Specifically BPC 157 and TB 500 stack. Still early in the test process but preliminary results are promising. SLAP tear (shoulder) improvement within weeks of using peptides. Specifically BPC 157 and TB 500 stack. Still early in the test process but preliminary results are promising. Ask the Doctor: BPC 157 to heal a rotator cuff tear BPC 157 for tendon and ligament injury healing YouTube