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OLAPLEX No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum
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Highlights
Summary
OLAPLEX No.9 Bond Protector Nourishing Hair Serum is a weightless, antioxidant-rich, silicone-free hair serum to protect from tangles, breakage, static, and future damage by nourishing hair, blocking pollutants, neutralizing free radicals, and providing heat protection up to 450°F. All hair types.
Benefits
- Improves style retention and reduces tangles and static
- Protects color and provides satin shine
- 450ºF/232ºC heat protection and 48-hour pollution protection
Key Ingredients
- PVP A flexible polymer that helps maintain hair style and shape.
- Cetrimonium Chloride Conditions, smoothes, softens, and has an anti-static effect.
Research Results
- Instantly shields hair from pollution
- 48 Hr OLAPLEX Pollution Protection Index™
Item 2596420
Apply a small amount to clean, damp hair working upward from ends to roots. Use more as needed for longer, thicker hair.
Style as usual. Air-dry for a soft texture. Blow-dry for a smooth finish. Diffuse for defined waves or curls.
Water (Aqua/Eau), Propanediol, Betaine, Quaternium-22, Sodium Hyaluronate, Bis-Aminopropyl Diglycol Dimaleate, Cetrimonium Chloride, Panthenol, Hydroxyethylcellulose, PVP, Guar Hydroxypropyltrimonium Chloride, Furcellaria Lumbricalis Extract, Pelvetia Canaliculata Extract, Xylitylglucoside, Polyquaternium-44, Anhydroxylitol, Maltitol, Citric Acid, Trisodium Ethylenediamine Disuccinate, Xylitol, Sorbic Acid, Phenoxyethanol, Ethylhexylglycerin, Sodium Benzoate, Fragrance (Parfum), Citral, Citronellol, Hexyl Cinnamal, Limonene, Linalool.
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Reviews
Review Snapshot
by PowerReviews
Ratings Distribution
Hair Type
Most Helpful Positive Review
This product saved my hair.
A little backstory on my hair journey; I had never really used heat tools other than a hairdryer on my hair before this past year, which is when I finally found a curling iron that would actually work for my hair (I have very fine very straight hair) so of course I was super excited. I curled my hai...
Most Helpful Critical Review
Overhyped for My Thick, Bleached Hair
I'm writing this as a general review of Olaplex products, including No. 9. I've used most of their standard products (#No. 0, 3–9), and overall, I was very disappointed. For reference, I have thick, color-treated (bleached) hair that air-dries mostly straight with loose waves in the back and tends ...
196 results
I wouldn't buy this product again.
Hair Type Wavy Hair
Verified Buyer
I have used other Olaplex products and liked them. I thought I'd give the No. 9 serum a try and am very disappointed. I've tried it twice and both times it made my hair frizzy. I'd return it if I could find my receipt!
Helps with shine and frizz
Hair Type Very Curly Hair
I didn't think this would make a big difference but I decided to buy it because I had a coupon. I'm so glad I tried it. I noticed a lot more shine with it and even less frizz than just using the number 6. I did have to apply a little extra to the crown (I have more gray there) but overall I only had to use a small amount so it's a good value
Did nothing
Used this product several times and never saw any benefit from it. It's like using water. Would not recommend.
It's ok. I'm not sure
Verified Buyer
Reviewed at

It's ok. I'm not sure if I'm using enough. Maybe if I use more I'd see a difference. It's spendy so I try to make it last.
This Serum is spectacular. I've
Verified Buyer
Reviewed at

This Serum is spectacular. I've been using it very little and I've loved it since day 1 I've seen the results