INCI name

CETEARETH-33

Ceteareth-33

An ethoxylated fatty alcohol used as an emulsifier.

What it is

Ceteareth-33 is a polyethylene glycol ether of cetearyl alcohol (a mixture of C16 and C18 alcohols), with an average of 33 ethylene oxide units. CosIng lists it as cleansing, emulsifying surfactant and cleansing surfactant.

Where it is used

Used in creams, lotions, hair dyes and cleansing 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 33 refers to the average degree of ethoxylation, not to a concentration.

Functions

Cleansing
Helping to keep the body surface clean.
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 (31)

Check a full ingredient list