Which non FDA (United States Food and Drug Administration) approved peptides, such as BPC 157 (Body Protection Compound 157) and TB 500 (Thymosin Beta 500), are likely legitimate for medical use under strict supervision? The FDA just announced that they're taking steps to lift restrictions on 12 peptides including BPC 157 and TB 500 making them accessible through compounding pharmacies again. This is a HUGE step FDA Compliance for Peptide Therapy and BPC 157 Holt Law The FDA just announced that they're taking steps to lift restrictions on 12 peptides including BPC 157 and TB 500 making them accessible through compounding pharmacies again. This is a HUGE step