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Olaplex No. 9 Bond Protector Nourishing Hair Serum


Seeing dull hair, tangles, or poor style retention? These could be signs of pollution or heat damage. Protect your hair from daily damage with this weightless, leave-in, silicone-free hair serum to shield hair from pollution for 48 hours and provide heat protection up to 450°F (232°C).

With antioxidant-rich Red Algae Extract and scientifically proven OLAPLEX® Bond Building Technology™.


  • Satin shine & softness
  • Style memory & bounce-back curls
  • Anti-tangle & anti-static

How to Use:

Use as the first step in your styling routine on wash days and/or in between washes on dampened hair for added protection. Begin with a small amount to damp hair, working upward from ends to roots. Use more as needed for longer, thicker hair. 

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