Steareth-100
CIR Expert Panel concluded that Steareth ingredients (including Steareth-100) and other alkyl PEG ether ingredients are safe as used when formulated to be non-irritating. Developmental, reproductive, and mutagenicity studies were negative.
What it is
A polyethylene glycol ether of stearyl alcohol with an average of 100 ethylene oxide units; nonionic surfactant/emulsifier.
Cosmetic emulsifier and surfactant; not used in food.
Why it's flagged
- potential 1,4-dioxane impurity
- skin irritation if not formulated properly
What regulators actually say
"The CIR Expert Panel concluded that the Steareth ingredients, as well as the other alkyl PEG ether ingredients, were safe as used when formulated to be nonirritating."
Regulatory status
United States — FDA
Cosmetic ingredient; not a food additive
European Union — EFSA
Cosmetic ingredient under EU Cosmetics Regulation
Scan it before you buy it
Get Ube on iOS or Android — point at any barcode, see what's actually in there.
Get the app