LashBond Building Serum - OLAPLEX LASHBOND Building Serum is a highly concentrated, lightweight serum with powerful eyelash enhancers like exclusive OLAPLEX Peptide Complex Technology to support the natural growth cycle & lash retention. See the look of longer, thicker, stronger, healthier lashes in as little as 4 weeks.*Benefits*Results may vary. As reported by participants after 4 weeks in a consumer perception clinical study of 33 subjects.Lashes look healthy & hydrated*Lashes look longer & more liftedKey IngredientsHYALURONIC ACID & BIOTIN - For healthy-looking lashes. Reduce the feel and look of dry, brittle lashesOLAPLEX BOND BUILDING TECHNOLOGY - Supports the skin barrier for a better environment for natural lash growthNEW OLAPLEX PEPTIDE COMPLEX TECHNOLOGY - Proprietary blend to support the natural growth cycle and lash retentionResearch ResultsIn as little as 2 weeks: Experience more conditioned, healthier-looking lashes 4 weeks: See longer, fuller-looking lashes**Results may vary. As reported by participants at the conclusion of a 12-week consumer perception clinical study of 33 subjects with 2x daily use.97% reported improvement in the appearance of longer lashes97% reported improvement in the appearance of denser lashes94% experienced more voluminous-looking lashes100% reported improvement in the appearance of thicker lashes* - LashBond Building Serum