Our Beauty Editor Reviews Olaplex No.9 Hair Serum

Olaplex has finally launched a hair serum, but is No 9 any good and will it work for your hair? We've covered all your questions.

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Olaplex No 9 Bond Protector Nourishing Serum 3 oz 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 450oF (232oC). With antioxidant-rich red algae extract and scientifically proven olaplex bond building technology.

Olaplex Hair Serum, Nourishing, Bond Protector, No. 9 - 90 ml