The Ordinary Alpha Arbutin 2% + HA Versus The Ordinary Caffeine Solution 5% + EGCG
Updated on June 23, 2025
Overview
What they are
These products are both cruelty-free and reef safe . They have a total of 5 ingredients in common
Suited For
They're both likely to be good for dry skin, sensitive skin, scar healing and dark spots
Free From
They both do not contain any oils, parabens, silicones 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 Ordinary Alpha Arbutin 2% + HA 15 ingredients
The Ordinary Caffeine Solution 5% + EGCG 25 ingredients
What's inside (and what isn't)
What's inside (and what isn't)
At a glance
Click on any of the items below to learn more
The Ordinary Alpha Arbutin 2% + HA 15 ingredients
The Ordinary Caffeine Solution 5% + EGCG 25 ingredients
Benefits
Key Ingredients
Benefits
Concerns
Ingredients Side-by-side
Water
Skin ConditioningCaffeine
Skin Conditioning
Maltodextrin
Absorbent
Glycerin
Humectant
Propanediol
Solvent
Epigallocatechin Gallatyl Glucoside
Antioxidant
Gallyl Glucoside
Antioxidant
Hyaluronic Acid
Humectant
Oxidized Glutathione
EmollientMelanin
Skin ProtectingGlycine Soja Seed Extract
Skin Conditioning
Pentylene Glycol
Skin ConditioningHydroxyethylcellulose
Emulsion StabilisingPolyacrylate Crosspolymer-6
Emulsion StabilisingXanthan Gum
EmulsifyingLactic Acid
Buffering
Dehydroacetic Acid
Preservative
Trisodium Ethylenediamine Disuccinate
Propyl Gallate
Antioxidant
Dimethyl Isosorbide
SolventBenzyl Alcohol
Perfuming
1,2-Hexanediol
Skin Conditioning
Ethylhexylglycerin
Skin ConditioningPhenoxyethanol
Preservative
Caprylyl Glycol
EmollientWater, Caffeine, Maltodextrin, Glycerin, Propanediol, Epigallocatechin Gallatyl Glucoside, Gallyl Glucoside, Hyaluronic Acid, Oxidized Glutathione, Melanin, Glycine Soja Seed Extract, Pentylene Glycol, Hydroxyethylcellulose, Polyacrylate Crosspolymer-6, Xanthan Gum, Lactic Acid, Dehydroacetic Acid, Trisodium Ethylenediamine Disuccinate, Propyl Gallate, Dimethyl Isosorbide, Benzyl Alcohol, 1,2-Hexanediol, Ethylhexylglycerin, Phenoxyethanol, Caprylyl Glycol
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Phenoxyethanol is a preservative that has germicide, antimicrobial, and aromatic properties. Studies show that phenoxyethanol can prevent microbial growth. By itself, it has a scent that is similar to that of a rose.
It's often used in formulations along with Caprylyl Glycol to preserve the shelf life of products.
Polyacrylate Crosspolymer-6 is a texture enhancer and pH adjuster.
It is be used to thicken water-based products and create a gel-texture with a velvet feel.
One manufacturer claims this ingredient to have a pH range of 2-8 and to be biodegradable.
Learn more about Polyacrylate Crosspolymer-6Propanediol 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 PropanediolTrisodium Ethylenediamine Disuccinate is used to help stabilize a product.
It is a chelating agent, meaning it helps prevent metal ions from binding to other ingredients. This prevents unwanted reactions in products. Metal ions can come into a product via the water ingredient. They are found in trace amounts and are not known to be harmful.
Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.
So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.
You'll also recognize water as that liquid we all need to stay alive. If you see this, drink a glass of water. Stay hydrated!
Learn more about WaterIngredient Ratings
Here's what our community thinks of the ingredients in these products.
When to use
The Ordinary Alpha Arbutin 2% + HA 15 ingredients
The Ordinary Caffeine Solution 5% + EGCG 25 ingredients
Reviews
Here's what our community thinks
