PEG-8

PEG-8 is a cosmetic ingredient used as a humectant, solvent agent. It appears in about 1% of cosmetic products in our 90,000+ product dataset. It carries no restriction under the EU Cosmetics Regulation annexes. PubMed carries 190 studies of its skin or topical use.

INCI namePEG-8
FunctionHUMECTANT, SOLVENT
CAS number5117-19-1 / 25322-68-3 (generic)
EC number225-856-4
Prevalence663 products (0.71% of dataset)
Most used inSkincare
EU statusNo annex restriction
Scientific studies190 on PubMed (skin/cosmetic/topical)
Monthly searches880

Used in

Face Cleansers 22.2%Serums 10.4%General Moisturizers 7.4%Toners 5.9%Eye Moisturizers 5%Wash Off Masks 4.5%

Frequently asked

What does PEG-8 do in skincare?
PEG-8 functions as a humectant, solvent agent in cosmetic formulas.
What products contain PEG-8?
It is most commonly found in Skincare products, especially face cleansers (22.2% of its uses).

Manufacturers with experience using PEG-8

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