Overview
What it is
Face cleanser with 13 ingredients
Cool Features
It is fungal acne (malassezia) safe and reef safe
Suited For
It has ingredients that are good for dry skin, brightening skin, sensitive skin, scar healing and dark spots
Free From
It doesn't contain any harsh alcohols, common allergens, fragrances, oils, parabens, silicones or sulfates
Fun facts
Kosé is from Japan.
We independently verify ingredients and our claims are backed by peer-reviewed research. Does this product need an update? Let us know.
What's inside
Ingredients List
Dipotassium Glycyrrhizate
Humectant
Water
Skin ConditioningButylene Glycol
Humectant
Tea-Cocoyl Glutamate
CleansingLauryl Betaine
CleansingSodium C14-16 Olefin Sulfonate
Cleansing
Betaine
Humectant
Glycerin
Humectant
Poly(2-Methacryloyloxyethyl Phosphorylcholine-Co-N-Butyl Methacrylate)
Glutamic Acid
Humectant
Glycerylamidoethyl Methacrylate/Stearyl Methacrylate Copolymer
HumectantSodium Carbonate
BufferingPhenoxyethanol
Preservative
Dipotassium Glycyrrhizate, Water, Butylene Glycol, Tea-Cocoyl Glutamate, Lauryl Betaine, Sodium C14-16 Olefin Sulfonate, Betaine, Glycerin, Poly(2-Methacryloyloxyethyl Phosphorylcholine-Co-N-Butyl Methacrylate), Glutamic Acid, Glycerylamidoethyl Methacrylate/Stearyl Methacrylate Copolymer, Sodium Carbonate, Phenoxyethanol
Benefits
Concerns
Ingredients Explained
Dipotassium Glycyrrhizate comes from licorice root.
Extracts of licorice have demonstrated to have antibacterial, anti‐inflammatory, antiviral, antioxidant properties.
One component, glabridin, has extra potent antioxidant and soothing properties. It has also been found to block pigmentation from UVB rays in guinea pigs.
Licorice Root also contains a flavonoid. Flavonoids are a natural substance from in plants. Flavonoids also have antioxidant properties.
Another component, glycyrrhizin, has been found to have anti-inflammatory and antimicrobial benefits. This may make licorice root extract effective at treating acne. However, more research is needed to support this.
Liquiritin is one of the flavone compounds found in licorice. It has been found to help lighten skin by preventing tyrosinase from reacting with tyrosine. When the two react, protein is converted to melanin. Melanin is the substance in your body that gives your features pigmentation.
Licorice root is native to Southern Europe and Asia. It has been used in traditional Chinese medicine to help with respiratory issues.
Learn more about Dipotassium GlycyrrhizateWater. 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 WaterButylene Glycol (or BG) is used within cosmetic products for a few different reasons:
Overall, Butylene Glycol is a safe and well-rounded ingredient that works well with other ingredients.
Though this ingredient works well with most skin types, some people with sensitive skin may experience a reaction such as allergic rashes, closed comedones, or itchiness.
Learn more about Butylene GlycolWe don't have a description for Tea-Cocoyl Glutamate yet.
Lauryl Betaine is a surfactant. It helps cleanse your skin by gathering oil, dirt, and other pollutants to be rinsed away.
Sodium C14-16 Olefin Sulfonate is a cleansing agent made from a mixture of long chain sulfonate salts. It can also help produce foam.
This ingredient may be drying. We recommend speaking with a professional if you have concerns.
Betaine is a common humectant (a substance that promotes retention of moisture). It's known to be gentle on the skin and can help balance hydration.
This ingredient is best for improving hydration and soothing irritated skin. Studies also show it helps even out skin tone.
Fun fact: Betaine is naturally created in the skin and body. The kind found within cosmetic products can be either plant-derived or synthetic.
Another name for betaine is trimethylglycine.
Learn more about BetaineGlycerin is already naturally found in your skin. It helps moisturize and protect your skin.
A study from 2016 found glycerin to be more effective as a humectant than AHAs and hyaluronic acid.
As a humectant, it helps the skin stay hydrated by pulling moisture to your skin. The low molecular weight of glycerin allows it to pull moisture into the deeper layers of your skin.
Hydrated skin improves your skin barrier; Your skin barrier helps protect against irritants and bacteria.
Glycerin has also been found to have antimicrobial and antiviral properties. Due to these properties, glycerin is often used in wound and burn treatments.
In cosmetics, glycerin is usually derived from plants such as soybean or palm. However, it can also be sourced from animals, such as tallow or animal fat.
This ingredient is organic, colorless, odorless, and non-toxic.
Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.
Learn more about GlycerinWe don't have a description for Poly(2-Methacryloyloxyethyl Phosphorylcholine-Co-N-Butyl Methacrylate) yet.
Glutamic Acid is an amino acid that is found in all living organisms. Our bodies use this to help nerve cells in the brain communicate with other cells.
In cosmetics, glutamic acid is a famous humectant. It draws water from the air to your skin, keeping your skin hydrated (like hyaluronic acid).
An in-vitro study from 2024 found glutamic acid to play a role in inhibiting inflammation and thus a potential skin-soothing ingredient.
Other studies show it to be have potential wound healing, skin barrier repair, and hair growth properties.
Glutamic acid has poor solubility in water and other solvents.
Learn more about Glutamic AcidWe don't have a description for Glycerylamidoethyl Methacrylate/Stearyl Methacrylate Copolymer yet.
We don't have a description for Sodium Carbonate yet.
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.
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Where it's from
Kosé is a Japanese brand
Often compared with
We're dedicated to providing you with the most up-to-date and science-backed ingredient info out there.
The data we've presented on this page has been verified by a member of the SkinSort Team.
Read more about us· Updated November 5, 2025 • Added by Btinana
