Is the peptide craze backed by science? The promise behind the hype - Nature
Cassandra Willyard is a science journalist in Madison, Wisconsin. Search author on: PubMed Google Scholar Bluesky Facebook LinkedIn Reddit Whatsapp X Illustration: Fabio Buonocore Peptides have become the latest cure-all trend on social media — a way to eliminate wrinkles, build lean muscle, boost metabolism, clear brain fog, heal torn ligaments and more.