COSRX AC Collection Calming Foam Cleanser

COSRX AC Collection Calming Foam Cleanser

Review

Does COSRX AC Collection Calming Foam Cleanser work?

COSRX AC Collection Calming Foam Cleanser is a type of skincare product designed to be rinsed off, peeled off, or otherwise removed from the skin. Research confirming the moisturizing, anti-wrinkle, and soothing effects of such products is very limited. Therefore, we do not provide efficacy ratings for these types of skincare products.

However, you can explore the roles of specific ingredients in the Ingredients Explained section below.

Ingredients

Est. % Ingredient Origin Functions
75
6
4
3
2
1.5
1.3
1
0.3
0.3
0.3
0.3
0.3
0.5
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
Est. %
Water
Function:
Origin:
Glycerin
Function:
Origin:
Stearic Acid
Function:
Origin:
Myristic Acid
Function:
Origin:
PEG-32
Function:
Origin:
Potassium Hydroxide
Function:
Origin:
Palmitic Acid
Function:
Origin:
Lauric Acid
Function:
Origin:
Glyceryl Stearate
Function:
Origin:
PEG-100 Stearate
Function:
Origin:
Lauramide DEA
Function:
Origin:
Cocamidopropyl Betaine
Function:
Origin:
Potassium Cocoate
Function:
Origin:
Salicylic Acid
Function:
Origin:
Sodium Chloride
Function:
Origin:
Arachidic Acid
Function:
Origin:
Lavandula Hybrida Oil
Function:
Origin:
Linalool
Function:
Origin:
Disodium EDTA
Function:
Origin:
Oleic Acid
Function:
Origin:
Limonene
Function:
Origin:
Asiaticoside
Function:
Origin:
Asiatic Acid
Function:
Origin:
Madecassic Acid
Function:
Origin:

Ingredients explained

Water
Est. %75
Function
Origin
WaterThe most used ingredient in skincare. Its concentration defines the product texture: rich creams may have about 50% of water while a light jelly about 90%. Water doesn’t moisturize the skin by itself and is used in skincare as a solvent for other ingredients.
Glycerin
Est. %6
Function
Origin
Glycerin

The most popular moisturizing ingredient in the world. It is a powerful humectant – cheap yet very effective.

Stearic Acid
Est. %4
Function
Origin
Stearic AcidA saturated fatty acid found in vegetable butter and animal fats. It is an occlusive moisturizing and emollient ingredient and also helps to maintain the barrier function of the skin.
Myristic Acid
Est. %3
Function
Origin
Myristic AcidA common fatty acid found in various vegetable oils, most notably palm and coconut oil. It is a strongly occlusive moisturizing, emollient, and emulsifying ingredient.
PEG-32
Est. %2
Function
Origin
PEG-32A synthetic water-loving moisturizer that produces water gels.
Potassium Hydroxide
Est. %1.5
Function
Origin
Potassium HydroxideA very alkaline ingredient, meaning that it has a high pH. Potassium hydroxide is therefore useful in bringing a low pH in a cosmetic product up to a more neutral, skin-safe level.
Palmitic Acid
Est. %1.3
Function
Origin
Palmitic AcidA saturated fatty acid used in skincare as a strongly occlusive moisturizer and barrier repairing, emollient ingredient. It is a waxy-looking, white solid. Palmitic acid can be commonly found in animal and vegetable fats, notably palm oil.
Lauric Acid
Est. %1
Function
Origin
Lauric AcidA fatty acid derived from various vegetable oils such as palm or coconut oil. It helps to maintain the barrier function of the skin and is also used as a cleansing or emulsifying agent. Lauric acid is listed among common comedogenic ingredients by acne.org.
Glyceryl Stearate
Est. %0.3
Function
Origin
Glyceryl StearateAn emollient and emulsifier typically derived from vegetable sources through a chemical reaction with glycerin. It provides stability, texture, and consistency to formulations. Its main function is to allow oil and water to mix.
PEG-100 Stearate
Est. %0.3
Function
Origin
PEG-100 StearateThis surfactant is more specifically classified as an emulsifier that produces oil-in-water emulsions. PEG-100 stearate can also be used as a cleansing agent.
Lauramide DEA
Est. %0.3
Function
Origin
Lauramide DEA
Cocamidopropyl Betaine
Est. %0.3
Function
Origin
Cocamidopropyl BetaineA mildly cleansing ingredient derived from coconut. It also produces the foam that tells us our soap is actually working to remove dirt and oils.
Potassium Cocoate
Est. %0.3
Function
Origin
Potassium Cocoate
Salicylic Acid
Est. %0.5
Function
Origin
Salicylic AcidThis effective peeling and anti-inflammatory BHA is used as an anti-acne agent and works by breaking down the junctions between dead skin cells. This results in the peeling of dead skin and the unclogging of pores.
Sodium Chloride
Est. %0.3
Function
Origin
Sodium Chloride

You’re definitely familiar with sodium chloride, even if you don’t think you are. It’s table salt! Salt works well with some cleansing ingredients (surfactants) to thicken them into gels. It also acts as a stabilizer for water-in-oil emulsions.

Arachidic Acid
Est. %0.3
Function
Origin
Arachidic Acid
Lavandula Hybrida Oil
Est. %0.3
Function
Origin
Lavandula Hybrida OilA fragrant essential oil distilled from a lavender hybrid of the two most common lavender species: true lavender and spike lavender. It contains linalool and linalyl acetate as well as eucalyptol and camphor, which altogether give it a cooling, lavender scent.
Linalool
Est. %0.3
Function
Origin
LinaloolA fragrant, volatile compound naturally present in many essential oils. It has a pleasant scent and is often used in skincare products as a fragrance. People with sensitive skin should try to avoid it, or at least do a patch test before using it.
Disodium EDTA
Est. %0.3
Function
Origin
Disodium EDTAA synthetic chelator that helps to maintain the look and smell of a product by 'locking up' troublesome metal ions.
Oleic Acid
Est. %0.3
Function
Origin
Oleic AcidAn omega-9 fatty acid commonly found in vegetable oils. It is occlusive moisturizing, emollient and emulsifying.
Limonene
Est. %0.3
Function
Origin
Limonene

One of the most used fragrances in skincare products. It is produced from the peels of citrus fruits and has a fresh, pleasant, citrusy smell. People who are sensitive to citrus should try to avoid it, or at least do a patch test before using it.

Asiaticoside
Est. %0.3
Function
Origin
Asiaticoside

A Gotu Kola or Centella Asiatica derivative with confirmed anti-wrinkle efficacy.

Asiatic Acid
Est. %0.3
Function
Origin
Asiatic AcidA compound isolated from Gotu Kola, a promising anti-wrinkle medicinal plant from Southeast Asia. It is claimed to increase the production of collagen and help with the wound healing process.
Madecassic Acid
Est. %0.3
Function
Origin
Madecassic AcidAn isolated bioactive compound from Gotu Kola. It increases collagen and hyaluronic acid production in the skin and helps to treat wounds, scars, and burns.