MAKEUP PRODUCTS (NON-PERMANENT)

While most chemicals in beauty products and cosmetics pose slight or no danger, several dozen are associated with substantial health problems, including cancer, reproductive and neurological harm, and developmental delays. Chemicals in cosmetics can enter the body through the skin and inhalation, and pose similar risks as food chemicals, per this site.

Chemicals and contaminants linked to cancer can be found in food, water, and several other commonly used items. Still, no classification of consumer items is subject to less government management than cosmetics, including NYC Liquid Eyeliner. Although most of the chemicals and contaminants in cosmetics likely present very little risk, being exposed to a few has been linked to significant health conditions, such as cancer.