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Kerastase
Serum Fortifiant Hair Serum

Versus

Nioxin
Night Density Rescue Serum

Product category and function

Serum Fortifiant Hair Serum

Night Density Rescue 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

Serum Fortifiant Hair Serum

Night Density Rescue 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

Serum Fortifiant Hair Serum

Night Density Rescue Serum

No. of common ingredients = 0
Aqua (water / eau), alcohol denat., arginine, peg-40 hydrogenated castor oil, citric acid, niacinamide, calcium pantothenate, caffeine, limonene, pyridoxine hcl, linalool, polyquaternium-11, safflower glucoside, benzyl salicylate, coumarin, citral, benzyl alcohol, xylitylglucoside, citronellol, benzyl benzoate, anhydroxylitol, xylitol, zingiber officinale root extract (ginger root extract), resveratrol, tocopherol, bht, sodium citrate, parfum /fragrance. 10	Alcohol denat., aqua/water/eau, caffeine, panthenol, parfum/fragrance, menthol, lauric acid, peg-40 hydrogenated castor oil, tocopheryl acetate, peg-35 castor oil, butylene glycol, propylene glycol, linalool, polysorbate 20, zingiber officinale (ginger) root extract, hexyl cinnamal, limonene, citronellol, passiflora edulis fruit extract, geraniol, potassium sorbate, sodium benzoate, citral, sorbic acid, farnesol

No. of common ingredients = 0

Total Number of ingredients = 28

Total Number of ingredients = 25

Aqua (water / eau), alcohol denat., arginine, peg-40 hydrogenated castor oil, citric acid, niacinamide, calcium pantothenate, caffeine, limonene, pyridoxine hcl, linalool, polyquaternium-11, safflower glucoside, benzyl salicylate, coumarin, citral, benzyl alcohol, xylitylglucoside, citronellol, benzyl benzoate, anhydroxylitol, xylitol, zingiber officinale root extract (ginger root extract), resveratrol, tocopherol, bht, sodium citrate, parfum /fragrance.

Alcohol denat., aqua/water/eau, caffeine, panthenol, parfum/fragrance, menthol, lauric acid, peg-40 hydrogenated castor oil, tocopheryl acetate, peg-35 castor oil, butylene glycol, propylene glycol, linalool, polysorbate 20, zingiber officinale (ginger) root extract, hexyl cinnamal, limonene, citronellol, passiflora edulis fruit extract, geraniol, potassium sorbate, sodium benzoate, citral, sorbic acid, farnesol

Notable ingredients

Serum Fortifiant Hair Serum

Night Density Rescue Serum

Anti-acne: Niacinamide

Soothing: Niacinamide

Skin brightening: Niacinamide

Soothing: Menthol, Panthenol

Antioxidant: Caffeine, Tocopheryl acetate

Solvent: Aqua/water/eau, Alcohol denat, Butylene glycol, Limonene, Propylene glycol

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Ingredients with their functions

Serum Fortifiant Hair Serum

Night Density Rescue 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