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L'oreal
Age Perfect Cell Renewal Midnight Hydrating Serum

Versus

Kiehl's
Vital Skin Strengthening Hyaluronic Acid Super Serum

Product category and function

Age Perfect Cell Renewal Midnight Hydrating Serum

Vital Skin Strengthening Hyaluronic Acid Super Serum

Serums/Treatments	Serums/Treatments
Concentrated formulas for hydrating and addressing skin issues.	Concentrated formulas for hydrating and addressing skin issues.
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Ingredient highlights

Age Perfect Cell Renewal Midnight Hydrating Serum

Vital Skin Strengthening Hyaluronic Acid Super 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

Age Perfect Cell Renewal Midnight Hydrating Serum

Vital Skin Strengthening Hyaluronic Acid Super Serum

No. of common ingredients = 0
Aqua/water/eau, dimethicone, glycerin, alcohol denat., peg-8, dipropylene glycol, saccharomyces/xylinum/black tea ferment, propylene glycol, polysilicone-11, bis-peg-18 methyl ether dimethyl silane, tuber aestivum extract, tuber melanosporum extract, adenosine, capryloyl salicylic acid, neohesperidin dihydrochalcone, sodium hyaluronate, trisodium ethylenediamine disuccinate, tocopherol, octyldodecanol, squalane, ammonium polyacryloyldimethyl taurate, biosaccharide gum-4, biotin, caprylyl glycol, citric acid, hydroxyethylcellulose, peg-20 methyl glucose sesquistearate, sodium citrate, xanthan gum, bis-peg/ppg-16/16 peg/ppg-16/16 dimethicone, caprylic/capric triglyceride, benzyl alcohol, hexyl cinnamal, hydroxycitronellal, ci 14700 (red 4), ci 19140 (yellow 5), pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate, phenoxyethanol, potassium sorbate, sodium benzoate, sodium salicylate, parfum/fragrance 15	Aqua/water, dimethicone, glycerin, alcohol denat., hamamelis virginiana water (witch hazel water), propanediol, phenoxyethanol, tocopherol, ammonium polyacryloyldimethyl taurate, schisandra chinensis fruit extract, capryloyl salicylic acid, caprylyl glycol, xanthan gum, peg-60 hydrogenated castor oil, panax ginseng root extract, sodium acetylated hyaluronate, peg-20 methyl glucose sesquistearate, disodium edta, ocimum sanctum leaf extract, citrus aurantium dulcis peel oil (orange peel oil), limonene, adenosine, sodium hydroxide, methyldihydrojasmonate, citric acid, eugenol, sodium benzoate, pelargonium graveolens flower oil, citral, potassium sorbate, lavandula angustifolia oil (lavender oil), cymbopogon schoenanthus oil, citronellol, linalool, geraniol, rosmarinus officinalis leaf oil (rosemary leaf oil)

No. of common ingredients = 0

Total Number of ingredients = 42

Total Number of ingredients = 36

Aqua/water/eau, dimethicone, glycerin, alcohol denat., peg-8, dipropylene glycol, saccharomyces/xylinum/black tea ferment, propylene glycol, polysilicone-11, bis-peg-18 methyl ether dimethyl silane, tuber aestivum extract, tuber melanosporum extract, adenosine, capryloyl salicylic acid, neohesperidin dihydrochalcone, sodium hyaluronate, trisodium ethylenediamine disuccinate, tocopherol, octyldodecanol, squalane, ammonium polyacryloyldimethyl taurate, biosaccharide gum-4, biotin, caprylyl glycol, citric acid, hydroxyethylcellulose, peg-20 methyl glucose sesquistearate, sodium citrate, xanthan gum, bis-peg/ppg-16/16 peg/ppg-16/16 dimethicone, caprylic/capric triglyceride, benzyl alcohol, hexyl cinnamal, hydroxycitronellal, ci 14700 (red 4), ci 19140 (yellow 5), pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate, phenoxyethanol, potassium sorbate, sodium benzoate, sodium salicylate, parfum/fragrance

Aqua/water, dimethicone, glycerin, alcohol denat., hamamelis virginiana water (witch hazel water), propanediol, phenoxyethanol, tocopherol, ammonium polyacryloyldimethyl taurate, schisandra chinensis fruit extract, capryloyl salicylic acid, caprylyl glycol, xanthan gum, peg-60 hydrogenated castor oil, panax ginseng root extract, sodium acetylated hyaluronate, peg-20 methyl glucose sesquistearate, disodium edta, ocimum sanctum leaf extract, citrus aurantium dulcis peel oil (orange peel oil), limonene, adenosine, sodium hydroxide, methyldihydrojasmonate, citric acid, eugenol, sodium benzoate, pelargonium graveolens flower oil, citral, potassium sorbate, lavandula angustifolia oil (lavender oil), cymbopogon schoenanthus oil, citronellol, linalool, geraniol, rosmarinus officinalis leaf oil (rosemary leaf oil)

Notable ingredients

Age Perfect Cell Renewal Midnight Hydrating Serum

Vital Skin Strengthening Hyaluronic Acid Super Serum

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

Exfoliant: Capryloyl salicylic acid

Solvent: Aqua/water/eau, Alcohol denat, Benzyl alcohol, Caprylic/capric triglyceride, Dipropylene glycol, Glycerin, Peg-8, Propylene glycol, Octyldodecanol

Soothing: Hamamelis virginiana water (witch hazel water)

Antioxidant: Tocopherol

Exfoliant: Capryloyl salicylic acid

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Ingredients with their functions

Age Perfect Cell Renewal Midnight Hydrating Serum

Vital Skin Strengthening Hyaluronic Acid Super 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.

Dimethicone

Function: Emollient/Moisturizer, Skin protecting, Skin conditioning

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

Glycerin

Also-called: Glycerol | Function: Skin-identical ingredient, Viscosity controlling, Skin protecting, Skin conditioning, Humectant/Moisturizer, Solvent