A glycerol ether with a C8 chain, used as a cleansing and foam-boosting ingredient.
What it is
Caprylyl glyceryl ether is 3-(octyloxy)-1,2-propanediol, an ether of glycerol and octyl (caprylyl) alcohol. It is the straight-chain counterpart of ethylhexylglycerin. CosIng lists it as a cleansing, foam-boosting and cleansing surfactant ingredient.
Where it is used
Found in 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 label does not show the concentration actually used.
Functions
- Cleansing
- Helping to keep the body surface clean.
- Surfactant – foam boosting
- Increasing foaming capacity and/or stabilize foams in general.
- Surfactant – cleansing
- Wetting body surfaces, emulsifying or solubilizing oils, and suspending soil (generally, such ingredients contribute to the foaming and lathering properties of cleansing products).
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

