MAKEUP PRODUCTS (NON-PERMANENT)

Though most chemicals in beauty products and cosmetics pose limited or no threat, several dozen are associated with severe medical problems, such as cancer, reproductive and neurological harm, and developmental delays. Cosmetic chemicals enter a person's body through inhalation, ingestion, and the skin, and pose similar dangers as food chemicals, per this site.

Chemicals associated with cancer can be found in food and many other common products. Yet, no classification of consumer products is susceptible to less government inspection than cosmetics, including Eye Colour. While most of the contaminants and chemicals in cosmetics and personal care products probably pose minimal risk, subjection to some has been associated with critical health issues, such as cancer.