Disodium Laureth Sulfosuccinate

cleansing
irritation

overview

Disodium Laureth Sulfosuccinate (DLS) is a surfactant used in skincare products like cleansers, shampoos, and bubble baths. It is known for its gentle cleansing properties, ability to enhance the foaming properties of formulas, and its inherent acidity, which makes it easier to formulate acidic cleansers. It is a disodium salt of an ethoxylated lauryl alcohol half ester of sulfosuccinic acid. It is primarily used in cleansing products, including bubble baths, bath soaps and detergents, shampoos and shaving cream.

benefits

Gentle on skin, Enhances the water solubility of other surfactants, Boosts the foaming properties of formulas, Inherently acidic, making it easier to formulate acidic cleansers, Considered to be less harsh than other cleansing ingredients such as sulfates

Skin suitability

All skin types except those that have an identified allergy to it.

concerns

Can be irritating to the skin and eyes particularly if the product isn’t formulated with minimizing irritation.

precautions

NA

source

Disodium Laureth Sulfosuccinate is produced synthetically through a process called ethoxylation.

CIR

The 2015 Cosmetic Ingredient Review Expert Panel concluded that this ingredient is “safe in the present practices of use and concentration described in this safety assessment when formulated to be nonirritating.”

EWG

Good

additional info

Disodium Laureth Sulfosuccinate is described as a pale semi-viscous liquid with a slippery, detergent-y texture and a characteristically detergent-y scent.