MAKEUP PRODUCTS (NON-PERMANENT)

While the majority of chemicals in cosmetics pose minimal or no threat, dozens have been linked to severe medical conditions, including cancer, reproductive and neurological harm, and developmental delays. Cosmetic chemicals invade a person's body through the skin, inhalation, ingestion and internal use, and pose similar dangers as food chemicals, per this site.

Chemicals and contaminants linked to cancer can be found in food and lots of other commonly used products. However, no type of consumer products is subject to less government management than cosmetics and other personal products, including sugary cinnamon icing lip shine. Although most of the chemicals and contaminants in cosmetics and personal care products probably pose little risk, exposure to some is linked to critical health issues, such as cancer.