What it is
Magnesium Laureth Sulfate is the salt of Sodium Laureth Sulfate.
What it does
Magnesium Laureth Sulfate is a surfactant used in shampoos and other products to remove dirt, product build-up and other impurities, thus cleaning hair and skin. Gentle and less irritating than most surfactants, it is considered to be a good choice for people with sensitive skin.
Magnesium Laureth Sulfate, although very mild, could still cause slight irritation in some people.