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Perricone MD
Vitamin C Ester Intensive Dark Spot Treatment

Versus

Medik8
C-Tetra Advanced Gel-Serum

Product category and function

Vitamin C Ester Intensive Dark Spot Treatment

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

Vitamin C Ester Intensive Dark Spot Treatment

C-Tetra Advanced Gel-Serum

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

Full ingredient list

Vitamin C Ester Intensive Dark Spot Treatment

C-Tetra Advanced Gel-Serum

No. of common ingredients = 0
Water (aqua/eau), 3-o-ethyl ascorbic acid, caprylic/capric triglyceride, coco-caprylate/caprate, dimethicone, sodium ascorbyl phosphate, glycerin, alpha-arbutin, sodium polyacryloyldimethyl taurate, phenoxyethanol, ammonium acryloyldimethyltaurate/beheneth-25 methacrylate crosspolymer, ferulic acid, tetrahexyldecyl ascorbate, phenylethyl resorcinol, tocopheryl acetate, xanthan gum, fragrance (parfum), ethylhexylglycerin, tetrasodium glutamate diacetate, silica, limonene, linalool, citral. 10	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 = 23

Total Number of ingredients = 31

Water (aqua/eau), 3-o-ethyl ascorbic acid, caprylic/capric triglyceride, coco-caprylate/caprate, dimethicone, sodium ascorbyl phosphate, glycerin, alpha-arbutin, sodium polyacryloyldimethyl taurate, phenoxyethanol, ammonium acryloyldimethyltaurate/beheneth-25 methacrylate crosspolymer, ferulic acid, tetrahexyldecyl ascorbate, phenylethyl resorcinol, tocopheryl acetate, xanthan gum, fragrance (parfum), ethylhexylglycerin, tetrasodium glutamate diacetate, silica, limonene, linalool, citral.

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

Vitamin C Ester Intensive Dark Spot Treatment

C-Tetra Advanced Gel-Serum

Skin brightening: 3-o-ethyl ascorbic acid

Antioxidant: 3-o-ethyl ascorbic acid, Alpha-arbutin, Ferulic acid, Phenylethyl resorcinol, Sodium ascorbyl phosphate, Tocopheryl acetate, Tetrahexyldecyl ascorbate

Solvent: Water (aqua/eau), Caprylic/capric triglyceride, 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

Vitamin C Ester Intensive Dark Spot Treatment

C-Tetra Advanced Gel-Serum

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.

3-o-ethyl ascorbic acid

Also-called: 3-O-Ethyl Ascorbate, EAC, Ethyl Ascorbic Acid, Ethyl-Ascorbic Acid | Function: Skin conditioning, Skin brightening, Antioxidant

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

Caprylic/capric triglyceride

Also-called: Caprylic Capric Triglyceride | Function: Occlusive/Moisturizer, Skin conditioning, Solvent

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