MAKEUP PRODUCTS (NON-PERMANENT)

While most chemicals in beauty products pose very little or absolutely no risk, several have been associated to severe medical problems, including cancer, reproductive and neurological harm, and developmental delays. Chemicals in cosmetics invade the body through the skin, inhalation, ingestion and internal use, and cause the same problems as food chemicals, per this site.

Chemicals associated with cancer can be found in food and a lot of other common products. Still, no area of consumer products is susceptible to less government inspection than cosmetics and other personal care products, including Liquid Eyeliner. Though many of the chemicals and contaminants in cosmetics almost certainly pose very little risk, subjection to some has been associated with major health concerns, such as cancer.