A hydrolysed extract of the green seaweed sea lettuce, used as a skin-conditioning ingredient.
What it is
Hydrolyzed Ulva lactuca extract is the hydrolysate of an extract of sea lettuce, Ulva lactuca, a green seaweed, obtained by acid, enzymatic or other hydrolysis. CosIng lists it as a skin-conditioning agent.
Where it is used
Found in creams, serums, masks and other marine-themed 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.
The INCI name does not reveal the hydrolysis method or the degree of hydrolysis.
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.

