MAKEUP PRODUCTS (NON-PERMANENT)

Although most chemicals in cosmetic products present little or zero threat, several dozen have been linked with severe medical issues, including developmental delays and cancer. Chemicals in cosmetics invade a person's body through ingestion, inhalation, and internal use, and cause similar problems as food chemicals, per this site.

Chemicals and contaminants linked to cancer are found in water, food, and several other ordinary goods. However, no category of consumer goods is subject to less government inspection than cosmetics, including Heritage Eyeshadow (Written by Winners). Though most of the chemicals in cosmetics and personal care products in all likelihood pose very little risk, exposure to some has been linked to worrying health concerns, including cancer.