PEPTIDE STRENGTH LASH & BROW SERUM. Features: Powered by a multi-peptide complex and hyaluronic acid. Promotes healthier, stronger, naturally enhanced brows & lashes. Proven growth in just 4 weeks. Research Results: 92% AGREE lashes and brows look HEALTHIER. 80% AGREE lashes look visibly LONGER. 82% AGREE lashes and brows look FULLER. 79% AGREE brows look THICKER. *Tested on 60 consumers over 4 weeks.. Formulated Without: This product does NOT contain any Prostaglandin analogues (PGAs)..