INCI name

C11-15 PARETH-40

C11-15 pareth-40

A highly ethoxylated fatty alcohol used as a cleansing surfactant.

What it is

C11-15 pareth-40 is a polyethylene glycol ether of a mixture of synthetic fatty alcohols with 11 to 15 carbon atoms, with an average of 40 ethylene oxide units. CosIng lists it as a cleansing agent and cleansing surfactant.

Where it is used

Found in cleansers, shampoos, hair care products and other water-based 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.

The number 40 is an average, so the raw material is a mixture of molecules of different sizes.

Functions

Cleansing
Helping to keep the body surface clean.
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 (11)

Check a full ingredient list