Potassium Chloride

Potassium Chloride is a cosmetic ingredient used as a viscosity controlling agent. It is used in 375 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex). PubMed carries 973 studies of its skin or topical use.

INCI namePOTASSIUM CHLORIDE
FunctionVISCOSITY CONTROLLING
CAS number7447-40-7
EC number231-211-8
Prevalence375 products (0.4% of dataset)
Most used inSkincare
EU statusRestricted (annex )
Scientific studies973 on PubMed (skin/cosmetic/topical)
Monthly searches74,000

Used in

Eye Masks 27.7%Sheet Masks 24.8%Face Cleansers 12.3%Conditioners 5.3%Toners 3.7%Body Washes 2.9%

Frequently asked

What does Potassium Chloride do in skincare?
Potassium Chloride functions as a viscosity controlling agent in cosmetic formulas.
Is Potassium Chloride 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 Chloride?
It is most commonly found in Skincare products, especially eye masks (27.7% of its uses).

Manufacturers with experience using Potassium Chloride

Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.