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Proactiv
Post Blemish 10% Vitamin C Serum

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Allies of Skin
20% Vitamin C Brighten + Firm Serum

Product category and function

Post Blemish 10% Vitamin C Serum

20% Vitamin C Brighten + Firm 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

Post Blemish 10% Vitamin C Serum

20% Vitamin C Brighten + Firm 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 cruelty-free

Full ingredient list

Post Blemish 10% Vitamin C Serum

20% Vitamin C Brighten + Firm Serum

No. of common ingredients = 0
Water, 3-o-ethyl ascorbic acid, butylene glycol, ethoxydiglycol, sodium citrate, polysorbate 20, citric acid, pentylene glycol, polyacrylate crosspolymer-6, propanediol, glycerin, caprylyl glycol, ethylhexylglycerin, tocopherol, sodium metabisulfite, glycyrrhiza glabra (licorice) root extract, tetrasodium glutamate diacetate, phenoxyethanol, hydrolyzed sodium hyaluronate, sodium benzoate, centella asiatica extract 9	Propanediol, glycerin, 3-o-ethyl ascorbic acid, benzimidazole diamond amidoethyl urea carbamoyl propyl polymethylsilsesquioxane, dimethyl isosorbide, helianthus annuus seed wax, polyglyceryl-10 tristearate, ethoxydiglycol, dicaprylyl ether, aqua (water), caprylyl glycol, citrus aurantium dulcis callus culture extract, glutathione, acetyl cysteine, dimethylmethoxy chromanol, ergothioneine, tocopherol, gluconolactone, leuconostoc/radish root ferment filtrate, xanthan gum, silica, sodium benzoate, calcium gluconate, phenoxyethanol

No. of common ingredients = 0

Total Number of ingredients = 21

Total Number of ingredients = 24

Water, 3-o-ethyl ascorbic acid, butylene glycol, ethoxydiglycol, sodium citrate, polysorbate 20, citric acid, pentylene glycol, polyacrylate crosspolymer-6, propanediol, glycerin, caprylyl glycol, ethylhexylglycerin, tocopherol, sodium metabisulfite, glycyrrhiza glabra (licorice) root extract, tetrasodium glutamate diacetate, phenoxyethanol, hydrolyzed sodium hyaluronate, sodium benzoate, centella asiatica extract

Propanediol, glycerin, 3-o-ethyl ascorbic acid, benzimidazole diamond amidoethyl urea carbamoyl propyl polymethylsilsesquioxane, dimethyl isosorbide, helianthus annuus seed wax, polyglyceryl-10 tristearate, ethoxydiglycol, dicaprylyl ether, aqua (water), caprylyl glycol, citrus aurantium dulcis callus culture extract, glutathione, acetyl cysteine, dimethylmethoxy chromanol, ergothioneine, tocopherol, gluconolactone, leuconostoc/radish root ferment filtrate, xanthan gum, silica, sodium benzoate, calcium gluconate, phenoxyethanol

Notable ingredients

Post Blemish 10% Vitamin C Serum

20% Vitamin C Brighten + Firm Serum

Soothing: Centella asiatica extract, Glycyrrhiza glabra (licorice) root extract

Skin brightening: 3-o-ethyl ascorbic acid

Antioxidant: 3-o-ethyl ascorbic acid, Centella asiatica extract, Sodium metabisulfite, Tocopherol

Skin brightening: 3-o-ethyl ascorbic acid

Antioxidant: 3-o-ethyl ascorbic acid, Acetyl cysteine, Dimethylmethoxy chromanol, Ergothioneine, Tocopherol

Exfoliant: Gluconolactone

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Ingredients with their functions

Post Blemish 10% Vitamin C Serum

20% Vitamin C Brighten + Firm Serum

Water

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.

Butylene glycol

Function: Viscosity controlling, Skin conditioning, Humectant/Moisturizer, Solvent

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