A diester of dimer dilinoleic acid with plant sterols and isostearyl alcohol, used as an emollient.
What it is
Phytosteryl/isostearyl dimer dilinoleate is a diester of dilinoleic acid, a dimer of linoleic acid, with plant sterols (such as sitosterol) and isostearyl alcohol. CosIng lists it as a binding, emollient, hair-conditioning, skin-conditioning and viscosity-controlling ingredient.
Where it is used
Found in lipsticks, lip balms and other skin care 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
- Binding
- Providing adhesive properties during and after compression in cosmetic tablets and/or cakes.
- Skin conditioning – emollient
- Acting as lubricants on the skin surface providing the skin with a soft and smooth appearance.
- Hair conditioning
- Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.
- Skin conditioning
- Maintaining the skin in good condition.
- Viscosity controlling
- Increasing or decreasing the viscosity (thickness) of cosmetics.
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

