MAKEUP PRODUCTS (NON-PERMANENT)

While many chemicals in beauty products present slight or absolutely no danger, several dozen have been associated to substantial medical issues, including developmental delays and cancer. Chemicals in cosmetics can enter a person's body through internal use, the skin, and inhalation, and pose the same dangers as food chemicals, per this site.

Contaminants and chemicals associated with cancer can be found in food and various other commonly used items. However, no type of consumer items is accountable to less government oversight than cosmetics, including Eyeliner Pencil. Though many of the chemicals and contaminants in cosmetics and personal care products almost certainly pose little risk, exposure to some has been associated with critical health problems, such as cancer.