INCI name

POLYETHYLENE

Polyethylene

A synthetic polymer used as a thickener, film former or abrasive.

What it is

Polyethylene is a polymer of ethylene. Depending on its form it thickens oily formulas, forms films or, as particles, acts as a mild abrasive.

Where it is used

Make-up, lipsticks, creams and, formerly, scrubs.

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.

EU rules on intentionally added microplastics (Regulation (EU) 2023/2055) restrict synthetic polymer particles in cosmetics with transition periods; see the EU regulation section.

Functions

Abrasive
Removing unwanted tissue or foreign materials from various body surfaces, including mechanical tooth cleaning and/or gloss improvement.
Film forming
Producing (upon application) a continuous film on the skin, hair or nails.
Viscosity controlling
Increasing or decreasing the viscosity (thickness) of cosmetics.

EU regulation

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

Products with this ingredient (370)

Check a full ingredient list