MAKEUP PRODUCTS (NON-PERMANENT)

While the majority of chemicals in cosmetics present hardly any or no danger, dozens have been associated with considerable medical conditions, including neurological harm and cancer. Chemicals in cosmetics gain entry to the body through ingestion, inhalation, and internal use, and lead to similar dangers as food chemicals, per this site.

Contaminants and chemicals associated with cancer are found in food, water, and many other commonly used items. Yet, no category of consumer items is subject to less government oversight than cosmetics and other personal care products, including inkwell eyeliners. Although many of the contaminants and chemicals in cosmetics likely present very little risk, being exposed to some is associated with serious health problems, such as cancer.