INCI name

ISOSTEARYL NEOPENTANOATE

Isostearyl neopentanoate

A branched ester used as an emollient and binder.

What it is

Isostearyl neopentanoate is the ester of isostearyl alcohol and neopentanoic acid (2,2-dimethylpropanoic acid). CosIng lists it as a binding, emollient and skin-conditioning ingredient.

Where it is used

Found in lipsticks, foundations, powders and other makeup, as well as creams.

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.

Isostearyl alcohol is a mixture of branched isomers, so the raw material is not a single defined compound.

Functions

Binding
Providing adhesive properties during and after compression in cosmetic tablets and/or cakes.
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 (15)

Check a full ingredient list