MAKEUP PRODUCTS (NON-PERMANENT)

While the majority of chemicals in beauty products present slight or absolutely no danger, dozens are associated with severe medical issues, such as developmental delays and cancer. Chemicals in cosmetics can enter a person's body through inhalation, ingestion, and the skin, and pose the same dangers as food chemicals, per this site.

Contaminants and chemicals associated with cancer can be found in water, food, and lots of other common products. However, no area of consumer products is subject to less government inspection than cosmetics, including Liquid Eye Liner. Though many of the chemicals in cosmetics in all likelihood pose minimal risk, your exposure to some is associated with worrying health disorders, including cancer.