INCI name

SODIUM STEAROYL LACTYLATE

Sodium stearoyl lactylate

An emulsifier made from stearic acid and lactic acid.

What it is

Sodium stearoyl lactylate is the sodium salt of a compound formed from stearic acid and lactic acid (sodium 2-stearoyllactate). CosIng lists it as an emulsifying surfactant. It is also used as a food additive (E 481).

Where it is used

Used in creams, lotions, serums, cleansers and hair conditioners.

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 the stearic acid comes from plant or other sources.

Functions

Surfactant – emulsifying
Helping suspensions or dispersions of liquids in a second liquid by reducing the surface tension of the substances to be emulsified.

EU regulation

This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

Products with this ingredient (43)

Check a full ingredient list