Disclosure: This page may contain affiliate links. Read our full disclosure policy.

Olaplex
No.4P Blonde Enhancer Toning Shampoo

Versus

amika:
Bust Your Brass Cool Blonde Repair Shampoo

Olaplex Nº.4P BLONDE ENHANCER™ TONING SHAMPOO.

Product category and function

No.4P Blonde Enhancer Toning Shampoo

Bust Your Brass Cool Blonde Repair Shampoo

Shampoos	Shampoos
Cleansers to remove dirt, oil, and buildup from hair.	Cleansers to remove dirt, oil, and buildup from hair.
----	----

Ingredient highlights

No.4P Blonde Enhancer Toning Shampoo

Bust Your Brass Cool Blonde Repair Shampoo

Ingredient info	Ingredient info
Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free cruelty-free	Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free

Full ingredient list

No.4P Blonde Enhancer Toning Shampoo

Bust Your Brass Cool Blonde Repair Shampoo

No. of common ingredients = 0
Water (aqua/eau), sodium c14-16 olefin sulfonate, cocamidopropyl betaine, glycerin, sodium cocoamphoacetate, sodium chloride, acrylates copolymer, betaine, phenoxyethanol, fragrance (parfum), polyquaternium-7, bis-aminopropyl diglycol dimaleate, guar hydroxypropyltrimonium chloride, ethylhexylglycerin, hexyl cinnamal, limonene, citric acid, sodium benzoate, acid violet 43 (ci 60730). 11	Water/aqua/eau, sodium c14-16 olefin sulfonate, cocamidopropyl betaine, glycerin, sodium methyl cocoyl taurate, disodium cocoamphodiacetate, peg-7 glyceryl cocoate, glyceryl stearate, hippophae rhamnoides (sea buckthorn/argousier) fruit/seed oil, borago officinalis (borage/bourrache) seed oil, persea gratissima (avocado/avocat) oil, mangifera indica (mango/mangue) seed butter, butyrospermum parkii (shea/karite) butter, hydroxypropyl guar hydroxypropyltrimonium chloride, lavandula angustifolia (lavender/lavande) flower extract, chamomilla recutita (matricaria/matricaire) flower extract, rosmarinus officinalis (rosemary/romarin) leaf extract, hydrolyzed quinoa, aminomethyl propanol, bis-pca dimethicone, butylene glycol, disodium edta, disodium peg-12 dimethicone sulfosuccinate, peg-55 propylene glycol oleate, peg-12 dimethicone, peg-150 distearate, peg-150 stearate, polyquaternium-10, polyquaternium-7, polysorbate 20, propylene glycol, polyethylene glycol, citric acid, dehydroacetic acid, benzyl alcohol, phenoxyethanol, potassium sorbate, sodium benzoate, benzoic acid, stearic acid, sodium chloride, fragrance/parfum, benzyl benzoate, hydroxycitronellal, limonene, ext. violet 2 (ci 60730)

No. of common ingredients = 0

Total Number of ingredients = 19

Total Number of ingredients = 46

Water (aqua/eau), sodium c14-16 olefin sulfonate, cocamidopropyl betaine, glycerin, sodium cocoamphoacetate, sodium chloride, acrylates copolymer, betaine, phenoxyethanol, fragrance (parfum), polyquaternium-7, bis-aminopropyl diglycol dimaleate, guar hydroxypropyltrimonium chloride, ethylhexylglycerin, hexyl cinnamal, limonene, citric acid, sodium benzoate, acid violet 43 (ci 60730).

Water/aqua/eau, sodium c14-16 olefin sulfonate, cocamidopropyl betaine, glycerin, sodium methyl cocoyl taurate, disodium cocoamphodiacetate, peg-7 glyceryl cocoate, glyceryl stearate, hippophae rhamnoides (sea buckthorn/argousier) fruit/seed oil, borago officinalis (borage/bourrache) seed oil, persea gratissima (avocado/avocat) oil, mangifera indica (mango/mangue) seed butter, butyrospermum parkii (shea/karite) butter, hydroxypropyl guar hydroxypropyltrimonium chloride, lavandula angustifolia (lavender/lavande) flower extract, chamomilla recutita (matricaria/matricaire) flower extract, rosmarinus officinalis (rosemary/romarin) leaf extract, hydrolyzed quinoa, aminomethyl propanol, bis-pca dimethicone, butylene glycol, disodium edta, disodium peg-12 dimethicone sulfosuccinate, peg-55 propylene glycol oleate, peg-12 dimethicone, peg-150 distearate, peg-150 stearate, polyquaternium-10, polyquaternium-7, polysorbate 20, propylene glycol, polyethylene glycol, citric acid, dehydroacetic acid, benzyl alcohol, phenoxyethanol, potassium sorbate, sodium benzoate, benzoic acid, stearic acid, sodium chloride, fragrance/parfum, benzyl benzoate, hydroxycitronellal, limonene, ext. violet 2 (ci 60730)

Notable ingredients

No.4P Blonde Enhancer Toning Shampoo

Bust Your Brass Cool Blonde Repair Shampoo

Solvent: Water (aqua/eau), Glycerin, Limonene

Anti-microbial: Phenoxyethanol

Buffering: Citric acid

Soothing: Chamomilla recutita (matricaria/matricaire) flower extract, Rosmarinus officinalis (rosemary/romarin) leaf extract

Antioxidant: Chamomilla recutita (matricaria/matricaire) flower extract, Rosmarinus officinalis (rosemary/romarin) leaf extract

Solvent: Water/aqua/eau, Benzyl alcohol, Benzyl benzoate, Butylene glycol, Glycerin, Limonene, Propylene glycol

Load all

Ingredients with their functions

No.4P Blonde Enhancer Toning Shampoo

Bust Your Brass Cool Blonde Repair Shampoo

Water (aqua/eau)

Also-called: Aqua, Aqua/Water, Water/Aqua/Eau, Aqua/Water/Eau | Function: Skin conditioning, Solvent

Water serves as a fundamental component in skincare products, often listed as the first ingredient, which means it's the most abundant. It acts as a solvent, helping to dissolve other ingredients and facilitate the application and absorption of products.

Sodium c14-16 olefin sulfonate

Function: Surfactant/Cleansing

We don’t have a detailed description of this ingredient yet.

Cocamidopropyl betaine

Function: Viscosity controlling, Surfactant/Cleansing, Skin conditioning

We don’t have a detailed description of this ingredient yet.