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Sisley
Hydra Global Serum

Versus

Medik8
C-Tetra Advanced Gel-Serum

Product category and function

Hydra Global Serum

C-Tetra Advanced Gel-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

Hydra Global Serum

C-Tetra Advanced Gel-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

Hydra Global Serum

C-Tetra Advanced Gel-Serum

No. of common ingredients = 0
Aqua/water/eau, glycerin, butylene glycol, dimethicone, isodecyl neopentanoate, alcohol denat., polyacrylate crosspolymer-6, saccharide isomerate, panthenol, tocopheryl acetate, leontopodium alpinum flower/leaf extract, mentha aquatica leaf extract, iris florentina root extract, yeast (faex) extract, malachite extract, adenosine, viola tricolor extract, cryptomeria japonica bud extract, ceratonia siliqua (carob) seed extract, lavandula angustifolia (lavender) oil, thymus mastichina flower oil, salvia officinalis (sage) oil, hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer, xanthan gum, disodium edta, citric acid, polysorbate 60, sorbitan isostearate, ethylhexylglycerin, sodium citrate, sodium hydroxide, phenoxyethanol, sodium benzoate, linalool, limonene, geraniol 12	Water, tetrahexyldecyl ascorbate, isododecane, propanediol, acetyl glucosamine, squalane, tocopherol, acetyl zingerone, camellia sinensis (green tea) leaf vesicles, hydroxyacetophenone, sodium hyaluronate, cellulose, avena sativa (oat) kernel extract, glycerin, hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer, citrus grandis (grapefruit) peel oil, sucrose stearate, tetrasodium glutamate diacetate, ethylhexylglycerin, acrylates/c10-30 alkyl acrylate crosspolymer, xanthan gum, sodium benzoate, cellulose gum, 1,2-hexanediol, polysorbate 60, sorbitan isostearate, citric acid, phenoxyethanol, citral, linalool, limonene.

No. of common ingredients = 0

Total Number of ingredients = 36

Total Number of ingredients = 31

Aqua/water/eau, glycerin, butylene glycol, dimethicone, isodecyl neopentanoate, alcohol denat., polyacrylate crosspolymer-6, saccharide isomerate, panthenol, tocopheryl acetate, leontopodium alpinum flower/leaf extract, mentha aquatica leaf extract, iris florentina root extract, yeast (faex) extract, malachite extract, adenosine, viola tricolor extract, cryptomeria japonica bud extract, ceratonia siliqua (carob) seed extract, lavandula angustifolia (lavender) oil, thymus mastichina flower oil, salvia officinalis (sage) oil, hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer, xanthan gum, disodium edta, citric acid, polysorbate 60, sorbitan isostearate, ethylhexylglycerin, sodium citrate, sodium hydroxide, phenoxyethanol, sodium benzoate, linalool, limonene, geraniol

Water, tetrahexyldecyl ascorbate, isododecane, propanediol, acetyl glucosamine, squalane, tocopherol, acetyl zingerone, camellia sinensis (green tea) leaf vesicles, hydroxyacetophenone, sodium hyaluronate, cellulose, avena sativa (oat) kernel extract, glycerin, hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer, citrus grandis (grapefruit) peel oil, sucrose stearate, tetrasodium glutamate diacetate, ethylhexylglycerin, acrylates/c10-30 alkyl acrylate crosspolymer, xanthan gum, sodium benzoate, cellulose gum, 1,2-hexanediol, polysorbate 60, sorbitan isostearate, citric acid, phenoxyethanol, citral, linalool, limonene.

Notable ingredients

Hydra Global Serum

C-Tetra Advanced Gel-Serum

Soothing: Panthenol, Viola tricolor extract

Antioxidant: Malachite extract, Tocopheryl acetate

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

Skin brightening: Acetyl glucosamine

Antioxidant: Acetyl zingerone, Avena sativa (oat) kernel extract, Hydroxyacetophenone, Tocopherol, Tetrahexyldecyl ascorbate

Solvent: Water, 1,2-hexanediol, Glycerin, Limonene, Propanediol, Isododecane

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Ingredients with their functions

Hydra Global Serum

C-Tetra Advanced Gel-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.

Glycerin

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