OLAPLEX No.9 Protective Hair Serum, 90 ml (Pack of 1)

Product Information

Before blowdrying and flat ironing my hair, I always make sure to apply a mask in lieu of conditioner and leave it on for way longer than prescribed. It not only makes my hair super soft and feel healthy, but it also helps take out the brassy tone from my hair. is a ultra light weight reparative styling oil that is also highly-concentrated but comparatively weightless.

A single molecule, Bis-Aminopropyl Diglycol Dimaleate, instantly strengthens and repairs your hair from the inside out.

Infused with the brand’s patented Bond Building Technology™ and red algae extract, the serum creates a weightless veil over the hair to protect against pollution and heat up to 232°C.

This formula is the perfect prelude to heat styling because it’s ultra-hydrating but not watery—like a face serum. I like the consistency of serum and a little does go a long way but I definitely still use more than recommended sometimes.

is packed with antioxidants to neutralize free radicals, act as a shield against pollution, guard the hair from breakage and protect against heat styling. OLAPLEX No 3 Hair Perfector is an at-home rinse out treatment (not a conditioner) that reduces breakage and visibly strengthens hair. After washing my hair, it tends to frizz up at the root, and while I noticed a few stray strands here and there, my hair appeared much smoother.