The INKEY List Polyglutamic Acid Hydrating Serum Versus The Ordinary Pycnogenol 5%
Updated on July 10, 2025
Overview
What they are
These products are both vegan, cruelty-free, and reef safe serums. They have a total of 1 ingredients in common
Suited For
They're both likely to be good for dry skin
Free From
They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens or sulfates
We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that needs an update? Let us know.
Ingredient Info
The INKEY List Polyglutamic Acid Hydrating Serum 25 ingredients
The Ordinary Pycnogenol 5% 2 ingredients
What's inside
What's inside
At a glance
Click on any of the items below to learn more
The INKEY List Polyglutamic Acid Hydrating Serum 25 ingredients
The Ordinary Pycnogenol 5% 2 ingredients
Key Ingredients
Benefits
Concerns
Ingredients Side-by-side
Water
Skin ConditioningDimethicone
Emollient
Butylene Glycol
Humectant
Bis-PEG-12 Dimethicone
Emollient
Glycerin
Humectant
Polymethylsilsesquioxane
Polysilicone-11
Phenoxyethanol
Preservative
Polyglutamic Acid
Skin Conditioning
Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Emulsion StabilisingIsohexadecane
EmollientPropanediol
Solvent
Coco-Glucoside
CleansingSodium Benzoate
Masking
Hydroxyethylcellulose
Emulsion StabilisingPolysorbate 80
Emulsifying
Ethylhexylglycerin
Skin ConditioningPotassium Sorbate
Preservative
Decyl Glucoside
CleansingDimethylacrylamide/Acrylic Acid/Polystyrene Ethyl Methacrylate Copolymer
Skin ConditioningSorbitan Oleate
Emulsifying
Trisodium Ethylenediamine Disuccinate
Caprylyl Glycol
EmollientHexylene Glycol
EmulsifyingOryza Sativa Bran Extract
Skin Conditioning
Water, Dimethicone, Butylene Glycol, Bis-PEG-12 Dimethicone, Glycerin, Polymethylsilsesquioxane, Polysilicone-11, Phenoxyethanol, Polyglutamic Acid, Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Isohexadecane, Propanediol, Coco-Glucoside, Sodium Benzoate, Hydroxyethylcellulose, Polysorbate 80, Ethylhexylglycerin, Potassium Sorbate, Decyl Glucoside, Dimethylacrylamide/Acrylic Acid/Polystyrene Ethyl Methacrylate Copolymer, Sorbitan Oleate, Trisodium Ethylenediamine Disuccinate, Caprylyl Glycol, Hexylene Glycol, Oryza Sativa Bran Extract
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Propanediol is an all-star ingredient. It softens, hydrates, and smooths the skin.Â
It’s often used to:
Propanediol is not likely to cause sensitivity and considered safe to use. It is derived from corn or petroleum with a clear color and no scent.
Learn more about PropanediolIngredient Ratings
Here's what our community thinks of the ingredients in these products.
When to use
The INKEY List Polyglutamic Acid Hydrating Serum 25 ingredients
The Ordinary Pycnogenol 5% 2 ingredients
Reviews
Here's what our community thinks
