MAKEUP PRODUCTS (NON-PERMANENT)

While most chemicals in beauty products pose limited or zero threat, several dozen are linked to considerable health issues, such as cancer, and neurological harm. Chemicals in cosmetics can enter a person's body through ingestion, inhalation, and internal use, and pose similar dangers as food chemicals, per this site.

Contaminants and chemicals linked to cancer are found in water, food, and several other common items. But, no group of consumer items is subject to less government inspection than cosmetics, including Long Lasting Eyeliner. Although most of the chemicals in cosmetics probably pose minimal risk, your exposure to some is linked to major health concerns, including cancer.