1,4 Dioxane is a carcinogenic compound that is used in dry cleaning solvents, lacquers and automotive coolant. It is listed on the State of California’s list of chemicals known to cause cancer or birth defects. The California Environmental Protection Agency also lists 1,4-dioxane as a suspected kidney toxicant, neurotoxicant and respiratory toxicant. It is banned for use in cosmetics in Canada and the EU.
It is not listed as an ingredient in any products on EWG’s Skin Deep database.