MAKEUP PRODUCTS (NON-PERMANENT)

Though most chemicals in beauty products pose very little or absolutely no threat, some have been associated with substantial medical conditions, including cancer, reproductive and neurological harm, and developmental delays. Cosmetic chemicals gain entry to a person's body through the skin and inhalation, and lead to similar risks as food chemicals, per this site.

Contaminants and chemicals linked to cancer can be found in food, water, and various other common goods. Still, no classification of consumer goods is subject to less government inspection than cosmetics, including Highliner Metallic Liquid-Gel Eyeliner. Although most of the chemicals and contaminants in cosmetics probably pose very little risk, being exposed to a few is linked to significant health disorders, such as cancer.