FDA to weigh easing limits on unproven peptides Peptides are nearly everywhere in fitness marketing, but the gap between the influencer hype and the clinical evidence is massive. We just did a forensic audit of the entire market. We covered: Injectable Peptides: Out of the Back Alley and Into the Light? Berkley Lifesciences Regulatory Alert: FDA's April 2026 Update on BPC 157 and GHK Cu Holt Law FDA's Overreach on Compounded Peptides