An ethoxylated castor oil esterified with oleic acid, used as an emulsifier.
What it is
PEG-18 castor oil dioleate is ethoxylated castor oil, from Ricinus communis, with an average of 18 ethylene oxide units, further esterified with two oleic acid groups. CosIng lists it as an emulsifying surfactant.
Where it is used
Found in a small number of products, such as bath oils and cleansing oils.
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 number 18 is an average; the material is a mixture of molecules with different chain lengths.
Functions
- Surfactant – emulsifying
- Helping suspensions or dispersions of liquids in a second liquid by reducing the surface tension of the substances to be emulsified.
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.