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Kristin Ess Hair
The One Signature Shampoo

Versus

Fekkai
Blonde Rx Purple Shampoo

Product category and function

The One Signature Shampoo

Blonde Rx Purple Shampoo

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

The One Signature Shampoo

Blonde Rx Purple 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 vegan cruelty-free

Full ingredient list

The One Signature Shampoo

Blonde Rx Purple Shampoo

No. of common ingredients = 0
Water (aqua/eau), sodium c14-16 olefin sulfonate, cocamidopropyl betaine, fragrance (parfum), acrylates copolymer, glycol stearate, panthenol, glycerin, cetearamidoethyldiethonium succinoyl hydrolyzed pea protein, hypnea musciformis extract, sargassum filipendula extract, gelidiella acerosa extract, chamomilla recutita (matricaria) flower extract, helianthus annuus (sunflower) seed oil, mangifera indica (mango) seed butter, persea gratissima (avocado) oil, ricinus communis (castor) seed oil, coco-glucoside, algin, carrageenan, chitosan, phenoxyethanol, cocamide mipa, sodium chloride, polyquaternium-10, peg-12 dimethicone, caprylyl glycol, sodium benzoate, ethylhexylglycerin, polyquaternium-11, disodium edta, peg-12 allyl ether, peg-12, isopropanolamine, sorbitol, sodium acetate, isopropyl alcohol, caprylic/capric triglyceride, tocopherol, guar hydroxypropyltrimonium chloride, sorbitan oleate, xanthan gum 15	Water/aqua, sodium c14-16 olefin sulfonate, sodium cocoyl isethionate, acrylates copolymer, coconut acid, panthenol, charcoal powder, butyrospermum parkii (shea) butter, cocos nucifera (coconut) oil, helianthus annuus (sunflower) seed oil, persea gratissima (avocado) oil, sesamum indicum (sesame) seed oil, simmondsia chinensis (jojoba) seed oil, leuconostoc/radish root ferment filtrate, glycerin, squalane, sodium hyaluronate, leontopodium alpinum extract, tocopherol, glycol stearate, cocamide mipa, dicaprylyl ether, polyquaternium-73, decyl glucoside, glyceryl oleate, sodium isethionate, polyquaternium-4, sodium hydroxide, polyquaternium-7, sodium pca, urea, trehalose, polyquaternium-51, citric acid, caprylyl glycol, sodium benzoate, potassium sorbate, benzoic acid, ethylhexylglycerin, phenoxyethanol, fragrance/parfum, ext. violet 2 (ci 60730), limonene, linalool

No. of common ingredients = 0

Total Number of ingredients = 42

Total Number of ingredients = 44

Water (aqua/eau), sodium c14-16 olefin sulfonate, cocamidopropyl betaine, fragrance (parfum), acrylates copolymer, glycol stearate, panthenol, glycerin, cetearamidoethyldiethonium succinoyl hydrolyzed pea protein, hypnea musciformis extract, sargassum filipendula extract, gelidiella acerosa extract, chamomilla recutita (matricaria) flower extract, helianthus annuus (sunflower) seed oil, mangifera indica (mango) seed butter, persea gratissima (avocado) oil, ricinus communis (castor) seed oil, coco-glucoside, algin, carrageenan, chitosan, phenoxyethanol, cocamide mipa, sodium chloride, polyquaternium-10, peg-12 dimethicone, caprylyl glycol, sodium benzoate, ethylhexylglycerin, polyquaternium-11, disodium edta, peg-12 allyl ether, peg-12, isopropanolamine, sorbitol, sodium acetate, isopropyl alcohol, caprylic/capric triglyceride, tocopherol, guar hydroxypropyltrimonium chloride, sorbitan oleate, xanthan gum

Water/aqua, sodium c14-16 olefin sulfonate, sodium cocoyl isethionate, acrylates copolymer, coconut acid, panthenol, charcoal powder, butyrospermum parkii (shea) butter, cocos nucifera (coconut) oil, helianthus annuus (sunflower) seed oil, persea gratissima (avocado) oil, sesamum indicum (sesame) seed oil, simmondsia chinensis (jojoba) seed oil, leuconostoc/radish root ferment filtrate, glycerin, squalane, sodium hyaluronate, leontopodium alpinum extract, tocopherol, glycol stearate, cocamide mipa, dicaprylyl ether, polyquaternium-73, decyl glucoside, glyceryl oleate, sodium isethionate, polyquaternium-4, sodium hydroxide, polyquaternium-7, sodium pca, urea, trehalose, polyquaternium-51, citric acid, caprylyl glycol, sodium benzoate, potassium sorbate, benzoic acid, ethylhexylglycerin, phenoxyethanol, fragrance/parfum, ext. violet 2 (ci 60730), limonene, linalool

Notable ingredients

The One Signature Shampoo

Blonde Rx Purple Shampoo

Soothing: Chamomilla recutita (matricaria) flower extract, Panthenol

Antioxidant: Chamomilla recutita (matricaria) flower extract, Tocopherol

Solvent: Water (aqua/eau), Caprylic/capric triglyceride, Glycerin, Helianthus annuus (sunflower) seed oil, Peg-12, Isopropyl alcohol

Soothing: Panthenol

Antioxidant: Tocopherol

Solvent: Water/aqua, Dicaprylyl ether, Glycerin, Helianthus annuus (sunflower) seed oil, Limonene

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Ingredients with their functions

The One Signature Shampoo

Blonde Rx Purple 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.