MAKEUP PRODUCTS (NON-PERMANENT)

Though the majority of chemicals in beauty products and cosmetics pose limited or zero threat, dozens have been linked to significant medical problems, such as cancer, and neurological harm. Chemicals in cosmetics enter a person's body through the skin and inhalation, and lead to similar risks as food chemicals, per this site.

Contaminants and chemicals associated with cancer can be found in water, food, and several other commonly used products. But, no area of consumer products is subject to less government management than cosmetics and other personal care products, including NARS Eyeshadow Quad. Though many of the chemicals in cosmetics in all likelihood pose very little risk, being exposed to a few is associated with critical health concerns, such as cancer.