MAKEUP PRODUCTS (NON-PERMANENT)

While the majority of chemicals in beauty products present little or zero threat, several dozen are linked with serious health issues, such as neurological harm and cancer. Chemicals in cosmetics gain entry to the body through the skin and inhalation, and pose the same problems as food chemicals, per this site.

Chemicals associated with cancer are found in food and a lot of other common products. But, no group of consumer products is subject to less government oversight than cosmetics, including Ambient Lighting Edit. Though most of the contaminants and chemicals in cosmetics almost certainly present little risk, exposure to a few has been associated with worrying health conditions, including cancer.