MAKEUP PRODUCTS (NON-PERMANENT)

Though most chemicals in cosmetic products pose little or absolutely no threat, several have been associated with significant medical problems, including cancer, and neurological harm. Cosmetic chemicals can enter a person's body through internal use, the skin, and inhalation, and lead to similar problems as food chemicals, per this site.

Contaminants and chemicals linked to cancer can be found in food and various other commonly used goods. However, no group of consumer goods is subject to less government management than cosmetics, including Amazonian colored clay eyeshadow. Although many of the chemicals in cosmetics and personal care products almost certainly present minimal risk, exposure to some is linked to major health concerns, including cancer.