A polyethylene glycol diester of isostearic acid, listed as a cleansing ingredient.
What it is
PEG-90 diisostearate is the diester of isostearic acid with a polyethylene glycol of an average of 90 ethylene oxide units. CosIng lists it as a cleansing 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.
Functions
- Cleansing
- Helping to keep the body surface clean.
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

