What It Is
This moisturizing leave-in provides instant results and continuous repair and protection from cortex to cuticle. No.5LEAVE-IN immediately seals split ends and promotes visibly healthier hair after one use. Go beyond hydration with OLAPLEX Bond Building Technology™ and High-Adhesion Sealing Complex.
What It Does
• Revives hair health leaving it softer, hydrated, and healthier-looking.
• Up to 88% split-end sealing after one use*
• 12x more moisture after one use*
• Reduces breakage by 81%*
• Heat protection up to 450°F
• Vegan. Color-safe.
 
*As tested in a clinical facility using curly tresses.