INCI name

PEG-40 STEARATE

PEG-40 stearate

A polyethylene glycol ester of stearic acid used as an emulsifier.

What it is

PEG-40 stearate is the ester of stearic acid with polyethylene glycol containing on average 40 ethylene oxide units. CosIng lists it as an emulsifying and cleansing surfactant.

Where it is used

Used in creams, lotions, cleansers and hair care products.

Limits of interpretation

The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.

Functions

Surfactant – emulsifying
Helping suspensions or dispersions of liquids in a second liquid by reducing the surface tension of the substances to be emulsified.
Surfactant – cleansing
Wetting body surfaces, emulsifying or solubilizing oils, and suspending soil (generally, such ingredients contribute to the foaming and lathering properties of cleansing products).

EU regulation

This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

Products with this ingredient (30)

Check a full ingredient list