INCI name

ISOSTEARYL ALCOHOL

Isostearyl alcohol

A branched fatty alcohol used as an emollient.

What it is

Isostearyl alcohol is a branched-chain fatty alcohol with 18 carbon atoms (isooctadecanol). CosIng lists it as an emollient, skin-conditioning agent and viscosity-controlling agent.

Where it is used

Used in creams, lotions, lipsticks and makeup.

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.

Fatty alcohols like this one are not the same as ethanol (Alcohol, Alcohol Denat.), which have separate INCI names.

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 (25)

Check a full ingredient list