INCI name

STEAROXYMETHICONE/DIMETHICONE COPOLYMER

Stearoxymethicone/dimethicone copolymer

A silicone copolymer with stearyl ether groups, listed as an emollient, skin-conditioning and viscosity-controlling ingredient.

What it is

Stearoxymethicone/dimethicone copolymer is, according to CosIng, a trimethylsilyl-terminated silicone copolymer of dimethylsiloxane units and methylsiloxane units carrying octadecyloxy (stearyl ether) groups. CosIng lists it as an emollient, skin-conditioning and viscosity-controlling ingredient.

Where it is used

Appears on the ingredient lists of a small number of 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 INCI name does not show the ratio of the units or the molecular weight.

Functions

Skin conditioning – emollient
Acting as lubricants on the skin surface providing the skin with a soft and smooth appearance.
Skin conditioning
Maintaining the skin in good condition.
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 (10)

Check a full ingredient list