INCI name

DECYL ISOSTEARATE

Decyl isostearate

An ester of decyl alcohol and isostearic acid, listed as an emollient and skin-conditioning ingredient.

What it is

Decyl isostearate is decyl isooctadecanoate, the ester of decyl alcohol (C10) and isostearic acid, a branched C18 fatty acid. CosIng lists it as an emollient and skin-conditioning 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 reveal whether the fatty acids and alcohols are of plant or other origin.

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.

EU regulation

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

Products with this ingredient (21)

Check a full ingredient list