PEG-5 Isononanoate

PEG-5 Isononanoate is a cosmetic ingredient used as a surfactant - emulsifying, surfactant - cleansing agent. It is used in 9 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI namePEG-5 ISONONANOATE
FunctionSURFACTANT - EMULSIFYING, SURFACTANT - CLEANSING
CAS number-
Prevalence9 products (0.01% of dataset)
Most used inHaircare
EU statusRestricted (annex )

Used in

Shampoos 33.3%Hair Serums 22.2%Conditioners 11.1%Eye Moisturizers 11.1%Hair Masks 11.1%Toners 11.1%

Frequently asked

What does PEG-5 Isononanoate do in skincare?
PEG-5 Isononanoate functions as a surfactant - emulsifying, surfactant - cleansing agent in cosmetic formulas.
Is PEG-5 Isononanoate allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain PEG-5 Isononanoate?
It is most commonly found in Haircare products, especially shampoos (33.3% of its uses).

Manufacturers with experience using PEG-5 Isononanoate

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