Elevate your natural lash game with the Olaplex Lashbond Building Serum. This highly concentrated, lightweight formula is designed to support the natural growth cycle and retention of your eyelashes. Powered by exclusive Olaplex Peptide Complex Technology and signature Bond Building Technology, it strengthens hair from the root, helping to reduce breakage and brittleness. Enriched with hyaluronic acid and biotin, this serum deeply hydrates and conditions for a healthier, fuller, and more voluminous appearance. Ophthalmologist-tested and prostaglandin-free, it is safe for all skin types, including sensitive eyes and contact lens wearers.