What it is
This is a synthetic diester of cyclohexane dicarboxylic acid that functions as a light, spreadable emollient and as a solvent for other ingredients. In sunscreens it can help dissolve and carry organic UV filters while improving skin feel. It is a supporting ingredient typically used in the oil phase.
Safety & warnings
Synthetic emollient esters of this kind are generally well tolerated and non-sensitizing in cosmetic use. It is not a recognized fragrance allergen.
Origin & sourcing
Synthetic. It is an ester formed from cyclohexane-1,4-dicarboxylic acid and ethoxydiglycol.
Questions everyone asks
What does this ester do in a sunscreen?
It works as an emollient and solvent, helping dissolve organic UV filters and improving how the product spreads and feels.
Is it natural or synthetic?
It is a synthetic ester used as a supporting cosmetic ingredient.