Potassium Stearate

Potassium Stearate is a cosmetic ingredient used as a cleansing, surfactant - emulsifying agent. It is used in 79 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI namePOTASSIUM STEARATE
FunctionCLEANSING, SURFACTANT - EMULSIFYING, SURFACTANT - CLEANSING
CAS number593-29-3
EC number209-786-1
Prevalence79 products (0.09% of dataset)
Most used inSkincare
EU statusRestricted (annex )
Monthly searches140

Used in

Face Cleansers 48.1%Grooming 11.4%General Moisturizers 8.9%Day Moisturizers 3.8%Exfoliators 3.8%Prescription 3.8%

Frequently asked

What does Potassium Stearate do in skincare?
Potassium Stearate functions as a cleansing, surfactant - emulsifying agent in cosmetic formulas.
Is Potassium Stearate allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Potassium Stearate?
It is most commonly found in Skincare products, especially face cleansers (48.1% of its uses).

Manufacturers with experience using Potassium Stearate

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