A silicone-based sulfosuccinate surfactant, used as a cleansing agent and hydrotrope.
What it is
Disodium PEG-12 dimethicone sulfosuccinate is the disodium salt of a sulfosuccinic acid monoester of an ethoxylated dimethicone (PEG-12 dimethicone), an anionic silicone surfactant. CosIng lists it as a cleansing, hydrotrope and cleansing-surfactant ingredient.
Where it is used
Appears on the ingredient lists of a small number of cleansing 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.
- Surfactant – hydrotrope
- Enhancing the water solubility of another surfactant.
- 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.

