MAKEUP PRODUCTS (NON-PERMANENT)

Although most chemicals in beauty products and cosmetics present hardly any or zero danger, some have been linked to substantial medical problems, including developmental delays and cancer. Chemicals in cosmetics gain entry to the body through the skin, inhalation, ingestion and internal use, and pose the same dangers as food chemicals, per this site.

Chemicals and contaminants associated with cancer can be found in water, food, and many other common goods. Still, no kind of consumer goods is accountable to less government oversight than cosmetics and other personal care products, including Eyeshadow (#3). Though most of the chemicals and contaminants in cosmetics and personal care products almost certainly present little risk, being exposed to a few has been associated with critical health conditions, such as cancer.