INCI name

PHYTOSTERYL ISOSTEARATE

Phytosteryl isostearate

An ester of plant sterols and isostearic acid, listed as a hair- and skin-conditioning ingredient.

What it is

Phytosteryl isostearate is the ester of phytosterols, sterols of plant origin, with isostearic acid (16-methylheptadecanoic acid), a branched 18-carbon fatty acid. CosIng lists it as a hair-conditioning 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 show which plant sterols are present or in what proportions.

Functions

Hair conditioning
Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.
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 (7)

Check a full ingredient list