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The Inkey List
Polyglutamic Acid Serum

Versus

The Ordinary
Hyaluronic Acid 2% + B5

Product category and function

Polyglutamic Acid Serum

Hyaluronic Acid 2% + B5

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

Polyglutamic Acid Serum

Hyaluronic Acid 2% + B5

Ingredient info	Ingredient info
Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free vegan cruelty-free	Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free vegan cruelty-free

Full ingredient list

Polyglutamic Acid Serum

Hyaluronic Acid 2% + B5

No. of common ingredients = 0
Water (aqua/eau), dimethicone, butylene glycol, bis-peg-12 dimethicone, glycerin, polysilicone-11, saccharomyces ferment, phenoxyethanol, sodium acrylate/sodium acryloyldimethyl taurate copolymer, isohexadecane, propanediol, polysorbate 80, sodium benzoate, hydroxyethylcellulose, lauroyl lysine, coco-glucoside, ethylhexylglycerin, potassium sorbate, sorbitan oleate, decyl glucoside, dimethylacrylamide/acrylic acid/polystyrene ethyl methacrylate copolymer, trisodium ethylenediamine disuccinate, polyglutamic acid, caprylyl glycol, hexylene glycol, oryza sativa (rice) bran extract 8	Aqua (water), sodium hyaluronate, pentylene glycol, propanediol, sodium hyaluronate crosspolymer, panthenol, ahnfeltia concinna extract, glycerin, trisodium ethylenediamine disuccinate, citric acid, isoceteth-20, ethoxydiglycol, ethylhexylglycerin, hexylene glycol, 1,2-hexanediol, phenoxyethanol, caprylyl glycol

No. of common ingredients = 0

Total Number of ingredients = 26

Total Number of ingredients = 17

Water (aqua/eau), dimethicone, butylene glycol, bis-peg-12 dimethicone, glycerin, polysilicone-11, saccharomyces ferment, phenoxyethanol, sodium acrylate/sodium acryloyldimethyl taurate copolymer, isohexadecane, propanediol, polysorbate 80, sodium benzoate, hydroxyethylcellulose, lauroyl lysine, coco-glucoside, ethylhexylglycerin, potassium sorbate, sorbitan oleate, decyl glucoside, dimethylacrylamide/acrylic acid/polystyrene ethyl methacrylate copolymer, trisodium ethylenediamine disuccinate, polyglutamic acid, caprylyl glycol, hexylene glycol, oryza sativa (rice) bran extract

Aqua (water), sodium hyaluronate, pentylene glycol, propanediol, sodium hyaluronate crosspolymer, panthenol, ahnfeltia concinna extract, glycerin, trisodium ethylenediamine disuccinate, citric acid, isoceteth-20, ethoxydiglycol, ethylhexylglycerin, hexylene glycol, 1,2-hexanediol, phenoxyethanol, caprylyl glycol

Notable ingredients

Polyglutamic Acid Serum

Hyaluronic Acid 2% + B5

Solvent: Water (aqua/eau), Butylene glycol, Glycerin, Hexylene glycol, Propanediol, Isohexadecane

Anti-microbial: Phenoxyethanol

Chelating: Trisodium ethylenediamine disuccinate

Soothing: Panthenol

Solvent: Aqua (water), 1,2-hexanediol, Ethoxydiglycol, Glycerin, Hexylene glycol, Propanediol, Pentylene glycol

Anti-microbial: Phenoxyethanol

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Ingredients with their functions

Polyglutamic Acid Serum

Hyaluronic Acid 2% + B5

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.

Dimethicone

Function: Emollient/Moisturizer, Skin protecting, Skin conditioning

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.