MAKEUP PRODUCTS (NON-PERMANENT)

While most chemicals in cosmetics present little or zero threat, dozens have been associated with severe health issues, such as cancer, reproductive and neurological harm, and developmental delays. Cosmetic chemicals invade a person's body through inhalation, ingestion, and the skin, and cause similar risks as food chemicals, per this site.

Contaminants and chemicals linked to cancer are found in food and a lot of other ordinary items. However, no sector of consumer items is subject to less government direction than cosmetics and other personal products, including colored clay eyeshadow. While many of the contaminants and chemicals in cosmetics likely pose very little risk, being exposed to a few is linked to critical health issues, including cancer.