MAKEUP PRODUCTS (NON-PERMANENT)

Though the majority of chemicals in cosmetics pose minimal or absolutely no risk, dozens have been linked with considerable health problems, such as cancer, reproductive and neurological harm, and developmental delays. Cosmetic chemicals enter a person's body through the skin and inhalation, and cause similar problems as food chemicals, per this site.

Contaminants and chemicals associated with cancer are found in water, food, and a lot of other everyday goods. But, no category of consumer goods is subject to less government management than cosmetics, including blemish stick. Although most of the chemicals in cosmetics likely pose minimal risk, exposure to a few is associated with significant health issues, such as cancer.