A hydroxy fatty acid known from royal jelly, used as a skin-conditioning ingredient.
What it is
10-Hydroxydecenoic acid (10-hydroxy-2-decenoic acid) is an unsaturated hydroxy fatty acid with ten carbon atoms, known as a characteristic constituent of royal jelly. CosIng lists it as a skin-conditioning ingredient.
Where it is used
Appears on the ingredient lists of 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 INCI name does not reveal whether it was isolated from royal jelly or synthesised.
Functions
- Skin conditioning
- Maintaining the skin in good condition.
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.