MAKEUP PRODUCTS (NON-PERMANENT)

Though the majority of chemicals in beauty products and cosmetics present hardly any or absolutely no threat, dozens have been associated with considerable medical problems, such as developmental delays and cancer. Chemicals in cosmetics can enter the body through the skin, inhalation, ingestion and internal use, and cause the same problems as food chemicals, per this site.

Chemicals and contaminants associated with cancer are found in water, food, and many other common products. Still, no sector of consumer products is subject to less government oversight than cosmetics, including Stay Perfect Liquid Eyeliner. Though most of the chemicals and contaminants in cosmetics most likely present little risk, exposure to some has been associated with critical health concerns, such as cancer.