Methylchloroisothiazolinone

Methylchloroisothiazolinone is a preservative found in shampoo, dish soaps, and other cleaning
products and cosmetics. Up to three percent of the population may be allergic to this chemical, and may experience eczema-like rashes, which can last for weeks even after exposure has ceased. In 2014, studies confirmed that baby wipes with this chemical  cause itchy rashes sometimes mistaken for eczema. Also a a suspected neurotoxin.

Skin Deep score: 6; EWG score: D