MAKEUP PRODUCTS (NON-PERMANENT)

While most chemicals in beauty products and cosmetics present little or absolutely no risk, several dozen are associated with considerable medical conditions, including cancer, and neurological harm. Chemicals in cosmetics get into a person's body through internal use, the skin, and inhalation, and lead to similar problems as food chemicals, per this site.

Chemicals and contaminants linked to cancer can be found in food, water, and several other commonly used items. However, no category of consumer items is subject to less government inspection than cosmetics and other personal care products, including Eyeliner Liquid Black. While many of the contaminants and chemicals in cosmetics and personal care products probably present very little risk, exposure to some has been linked to significant health issues, such as cancer.