MAKEUP PRODUCTS (NON-PERMANENT)

While most chemicals in beauty products and cosmetics present hardly any or no threat, several dozen have been associated to substantial health problems, including developmental delays and cancer. Cosmetic chemicals can enter a person's body through inhalation, the skin, and ingestion, and cause the same problems as food chemicals, per this site.

Chemicals and contaminants associated with cancer are found in water, food, and a lot of other ordinary products. Still, no group of consumer products is subject to less government direction than cosmetics, including Round the Clock Intense Cream-Glide Eyeliner. Though most of the chemicals and contaminants in cosmetics and personal care products likely pose very little risk, exposure to a few has been associated with major health problems, such as cancer.