FDA issued a warning letter to a medical spa for failing to follow requirements that help ensure prescription drugs are safe and come from verified sources. These safeguards protect patients from potentially FDA issues warning letters to four companies for foreign supplier verification failures Food Safety News FDA to weigh easing limits on unproven peptides promoted by RFK Jr. Is BPC 157 Legal? Understanding Its Status and Implications FDA Issues Warning Letters to Companies Selling Dietary Supplements that Claim to Treat Cardiovascular Disease FDA