A diester of adipic acid and 2-ethylhexanol, used as an emollient, plasticiser and solvent.
What it is
Diethylhexyl adipate is bis(2-ethylhexyl) adipate, the diester of adipic acid and 2-ethylhexanol. CosIng lists it as an emollient and a film-forming, plasticising, skin-conditioning and solvent ingredient.
Where it is used
Found in skin care products, sun care products and nail 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 list does not show the concentration used.
Functions
- Skin conditioning – emollient
- Acting as lubricants on the skin surface providing the skin with a soft and smooth appearance.
- Film forming
- Producing (upon application) a continuous film on the skin, hair or nails.
- Plasticiser
- Softening and making supple synthetic polumers that otherwise could not be easily deformed, spread or worked out.
- Skin conditioning
- Maintaining the skin in good condition.
- Solvent
- Dissolving other components of cosmetics. Solvents are usually liquids (aqueous and nonaqueous).
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

