MAKEUP PRODUCTS (NON-PERMANENT)

Though many chemicals in cosmetic products pose slight or zero danger, several dozen have been associated with serious health issues, such as neurological harm and cancer. Cosmetic chemicals enter a person's body through internal use, the skin, and inhalation, and cause similar dangers as food chemicals, per this site.

Contaminants and chemicals associated with cancer are found in water, food, and various other common items. Still, no classification of consumer items is subject to less government oversight than cosmetics and other personal care products, including Eyeshadow Refill (Metallic shade). Though many of the contaminants and chemicals in cosmetics almost certainly pose minimal risk, subjection to a few has been associated with worrying health issues, including cancer.