MEA-sulfite is a chemical compound, the ethanolamine (MEA) salt of hydrogen sulfite. MEA is a chemical compound belonging to the first generation of ethanolamines, is a primary amine and is a strong alkaline agent, corrosion inhibitor and chemical intermediate and acts as both an amine and an alcohol.

Safety. Scientific literature agrees that MEA has the ability to penetrate and absorb into the skin and cause skin irritation, especially on the scalp. The most relevant studies on this ingredient have been selected with a summary of their contents: https://www.tiiips.com/m/tiiips/home?action=viewObject&oID=26641

What it is used for and where
Cosmetics
Hair fixative. This ingredient has the ability to create, with its protective film, stiffness and hold in the hair, and also has the ability to form, with its hydrophilic and elastic properties, bonds between the hair fibres, to keep the hair in a particular shape for a certain time.
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CAS: 13427-63-9