FDA moves toward easing restrictions on certain peptides BioPharma Dive BPC 157 500 mcg Oral Capsules 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? FDA to weigh easing limits on unproven peptides favored by RFK Jr. and other MAHA figures RFK Jr. promotes peptides. Now the FDA weighs easing limits on the unproven chemicals Healing Ankle Injuries: PRP vs BPC 157 & Regenerative Medicine