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How we build Olaplex No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum

The original, what makes it special, the shelf parts we use and how to get closer. Add or swap parts and the score updates.

OLAPLEX

The original · Olaplex

Olaplex No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum

$32 · 3.0 fl oz

A water-based, silicone-free serum with film-forming polymers and humectants that coat the hair.

Official product page (opens in new tab)

Prices and listings checked Oct 28, 2026. Amazon prices change; the link shows today's price.

Step 2 · The build

Our build 2 parts

  • Not Your Mother's

    Not Your Mother's Beat the Heat Spray Heat Protectant

    AStyling film-formers · 34 of 52BHumectants · 20 of 26CConditioning base · 20 of 22
    ~$7.99View product (opens in new tab)

    Not an affiliate link.

  • Not Your Mother's

    Not Your Mother's All Eyes on Me 10-in-1 Heat Protectant and Detangler Hair Perfector

    Adds: Conditioning base

    AStyling film-formers · 26 of 52BHumectants · 20 of 26CConditioning base · 22
    ~$8.39View product (opens in new tab)

    Not an affiliate link.

Partial credit means the part only partly matches that standout.

The 100 points

What stands out 100 pts

We split Olaplex No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum into 3 standout parts. Each bar shows what the build earns.

  • AStyling film-formers34 of 52 pts

    Film-formers and polymers (Hydroxyethylcellulose, Pvp) give hold, set and heat or humidity resistance.

  • BHumectants20 of 26 pts

    Humectants (Propanediol, Betaine, Sodium Hyaluronate) pull in water and keep the hair feeling soft.

  • CConditioning base22 of 22 pts

    The conditioning base (Quaternium-22, Cetrimonium Chloride, Guar Hydroxypropyltrimonium Chloride) is what coats and detangles the hair after the rinse. A shelf formula with the same kind of base does the same job.

Optional

Get closer score under 80

76 / 100. We have not found a shelf product that closes more of the gap yet.

Step 3 · Buy

Buy the build

One link per part. Each opens the retailer in a new tab.

Skincare SuppliesOct 28, 2026

Your build

  1. 01Not Your Mother'sNot Your Mother's Beat the Heat Spray Heat Protectant~$7.99

    Not an affiliate link.

  2. 02Not Your Mother'sNot Your Mother's All Eyes on Me 10-in-1 Heat Protectant and Detangler Hair Perfector~$8.39

    Running total ~$16.38

    View product (opens in new tab)

    Not an affiliate link.

Build total~$16.38
The splurge$32
Match76/100
You keep~$15.62

Snapshot prices. Each link shows today's price.

How to use

  1. Add Not Your Mother's All Eyes on Me 10-in-1 Heat Protectant and Detangler Hair Perfector: Same job (heat protect, detangle). NYM's is silicone-based and has no maleate or panthenol.

Other single-product swaps

One bottle instead of a build. Sorted by match score; scores use the same standouts as above.

budget Our pick

Not Your Mother's Beat the Heat Spray Heat Protectant

Not Your Mother's

Match score 74 out of 100
~$7.99 Price not confirmed · 6 fl ozSave ~$24.01
What it shares, what it misses

Shares

  • Heat-protectant spray
  • Silicone film (dimethicone)

Misses

  • Bis-aminopropyl diglycol dimaleate

Why it is close. A heat protectant spray without any repair actives.

Ingredient list source

View product (opens in new tab)

Not an affiliate link.

budget

Not Your Mother's All Eyes on Me 10-in-1 Heat Protectant and Detangler Hair Perfector

Not Your Mother's

Match score 68 out of 100
~$8.39 Price not confirmed · 6 fl ozSave ~$23.61
What it shares, what it misses

Shares

  • Heat protectant and detangler
  • Cationic conditioners

Misses

  • Bis-aminopropyl diglycol dimaleate
  • Hyaluronate and panthenol

Why it is close. Same job (heat protect, detangle). NYM's is silicone-based and has no maleate or panthenol.

Ingredient list source

View product (opens in new tab)

Not an affiliate link.

What the science says

  • In a lab test on hair colored with oxidative dye, adding conditioning agents (a silane/panthenol blend, PEG-12 dimethicone, or hydrolyzed silk and milk protein) cut protein loss and combing damage compared with dye alone.

    da 2018 · J Cosmet Dermatol
  • A combing test found bleaching raises hair breakage and that nearly all anti-breakage products on the market pair silicones with cationic polymers.

    Haake 2009 · J Cosmet Sci
  • Spectroscopy on bleached hair treated with maleate-based repair agents saw the agents interact with the hair and give a more regular surface, but found no sign of new disulfide bonds. The test did not use this product.

    Di 2021 · Int J Biol Macromol

Full ingredient list

Show the INCI list

Water/Aqua/Eau, Propanediol, Betaine, Quaternium-22, Bis-Aminopropyl Diglycol Dimaleate, Sodium Hyaluronate, 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, Ethylhexylglycerin, Sodium Hydroxide, Sorbic Acid, Phenoxyethanol, Sodium Benzoate, Fragrance (Parfum), Citral, Citronellol, Hexyl Cinnamal, Limonene, Linalool

Source

Questions

What does the 76/100 score for our Olaplex No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum build mean?

We split Olaplex No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum into 3 standout parts worth 100 points in total. The build earns 76 of a possible 100. A full 100 needs every standout fully covered.

What is the best dupe for Olaplex No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum?

Not Your Mother's Beat the Heat Spray Heat Protectant by Not Your Mother's is our closest single-product match at 74 out of 100 for ~$7.99 (6 fl oz). It shares Heat-protectant spray, Silicone film (dimethicone).

How much can I save on Olaplex No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum?

Olaplex No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum costs $32 for 3.0 fl oz. The closest dupe costs ~$7.99, a saving of about $24.01. Prices change, so check the seller page.

Is Not Your Mother's Beat the Heat Spray Heat Protectant exactly the same as Olaplex No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum?

No. Dupes share the key actives but can differ in concentration, vehicle and supporting ingredients. Missing from this one: Bis-aminopropyl diglycol dimaleate. See our methodology for how we score.

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