You've likely seen the rise in peptide products online. With the Therapeutic Goods Administration issuing a safety alert, we want to hear from you: Are peptides coming up more in your day to day Peptides, chains of amino acids, have grown increasingly popular and are marketed for their antiaging and health benefits. But many of the claims are untested and some forms of peptides have not Frontiers Pichia pastoris secreted peptides crossing the blood brain barrier and DSIP fusion peptide efficacy in PCPA induced insomnia mouse models Delta Sleep Inducing Peptide Recovers Motor Function in SD Rats after Focal Stroke