Regulatory Alert: FDA's April 2026 Update on BPC 157 and GHK Cu Holt Law Q&A: Should you trust trending peptide injections? Peptides are surging in popularity. There's little evidence that they work. FDA to weigh easing limits on unproven peptides favored by RFK Jr. and other MAHA figures Pittsburgh Post Gazette The peptide problem: Hype is outrunning the evidence 'People are turning themselves into lab rats': the injectable peptides craze sweeping the US Well actually The Guardian