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Sisley
Revitalizing Fortifying Serum

Versus

Kerastase
Serum Universel Hair Serum

Product category and function

Revitalizing Fortifying Serum

Serum Universel Hair Serum

Hair Serums	Hair Serums
Concentrated treatments for smoothing and protecting hair.	Concentrated treatments for smoothing and protecting hair.
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Ingredient highlights

Revitalizing Fortifying Serum

Serum Universel Hair Serum

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

Full ingredient list

Revitalizing Fortifying Serum

Serum Universel Hair Serum

No. of common ingredients = 0
Aqua/water/eau, alcohol denat., glycerin, peg-40 hydrogenated castor oil, pentylene glycol, panthenol, arginine, bisabolol, pyridoxine hcl, tocopheryl acetate, magnesium aspartate, zinc gluconate, salvia officinalis (sage) leaf extract, copper gluconate, hydrolyzed rice protein, hydrolyzed vegetable protein, hydrolyzed linseed extract, biotinoyl tripeptide-1, thymus mastichina flower oil, thymus vulgaris (thyme) oil, cetrimonium chloride, ppg-26-buteth-26, hydroxyethylcellulose, citric acid, butylene glycol, disodium edta, sodium hydroxide, parfum/fragrance, phenoxyethanol, sodium benzoate, potassium sorbate, linalool, limonene, citral 12	Aqua/water/eau, glycerin, propanediol, prunus armeniaca kernel oil (apricot kernel oil), argania spinosa kernel oil, pentylene glycol, alcohol denat., 1,2-hexanediol, phenoxyethanol, hydroxyethylpiperazine ethane sulfonic acid, xanthan gum, sodium hyaluronate, hydroxyethylcellulose, carrageenan, algin, ci 77499/iron oxides, mica, benzyl salicylate, hexyl cinnamal, sodium hydroxide, benzyl alcohol, calcium sodium borosilicate, limonene, ci 77891/titanium dioxide, sodium lauryl sulfate, helianthus annuus seed oil (sunflower seed oil), citronellol, pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate, geraniol, bisabolol, hydroxycitronellal, tocopherol, coumarin, butylene glycol, beta-sitosterol, linalool, squalene, tin oxide, alteromonas ferment extract, parfum/fragrance

No. of common ingredients = 0

Total Number of ingredients = 34

Total Number of ingredients = 40

Aqua/water/eau, alcohol denat., glycerin, peg-40 hydrogenated castor oil, pentylene glycol, panthenol, arginine, bisabolol, pyridoxine hcl, tocopheryl acetate, magnesium aspartate, zinc gluconate, salvia officinalis (sage) leaf extract, copper gluconate, hydrolyzed rice protein, hydrolyzed vegetable protein, hydrolyzed linseed extract, biotinoyl tripeptide-1, thymus mastichina flower oil, thymus vulgaris (thyme) oil, cetrimonium chloride, ppg-26-buteth-26, hydroxyethylcellulose, citric acid, butylene glycol, disodium edta, sodium hydroxide, parfum/fragrance, phenoxyethanol, sodium benzoate, potassium sorbate, linalool, limonene, citral

Aqua/water/eau, glycerin, propanediol, prunus armeniaca kernel oil (apricot kernel oil), argania spinosa kernel oil, pentylene glycol, alcohol denat., 1,2-hexanediol, phenoxyethanol, hydroxyethylpiperazine ethane sulfonic acid, xanthan gum, sodium hyaluronate, hydroxyethylcellulose, carrageenan, algin, ci 77499/iron oxides, mica, benzyl salicylate, hexyl cinnamal, sodium hydroxide, benzyl alcohol, calcium sodium borosilicate, limonene, ci 77891/titanium dioxide, sodium lauryl sulfate, helianthus annuus seed oil (sunflower seed oil), citronellol, pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate, geraniol, bisabolol, hydroxycitronellal, tocopherol, coumarin, butylene glycol, beta-sitosterol, linalool, squalene, tin oxide, alteromonas ferment extract, parfum/fragrance

Notable ingredients

Revitalizing Fortifying Serum

Serum Universel Hair Serum

Soothing: Panthenol, Bisabolol

Antioxidant: Tocopheryl acetate

Cell-signaling ingredient: Biotinoyl tripeptide-1

Soothing: Bisabolol

Antioxidant: Pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate, Tocopherol

Solvent: Aqua/water/eau, 1,2-hexanediol, Alcohol denat, Benzyl alcohol, Butylene glycol, Glycerin, Helianthus annuus seed oil (sunflower seed oil), Limonene, Propanediol, Pentylene glycol, Squalene

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Ingredients with their functions

Revitalizing Fortifying Serum

Serum Universel Hair Serum

Aqua/water/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.

Alcohol denat.

Also-called: Alcohol denat | Function: Viscosity controlling, Astringent, Solvent, Anti-microbial