MAKEUP PRODUCTS (NON-PERMANENT)

While most chemicals in beauty products and cosmetics pose limited or no risk, dozens are linked to substantial health issues, such as developmental delays and cancer. Chemicals in cosmetics gain entry to a person's body through internal use, the skin, and inhalation, and pose the same problems as food chemicals, per this site.

Chemicals associated with cancer can be found in water, food, and a lot of other common items. However, no type of consumer items is susceptible to less government inspection than cosmetics and other personal products, including L'Oreal Lineur Intense Felt Tip Eyeliner. Although most of the chemicals in cosmetics and personal care products likely pose little risk, subjection to a few is associated with critical health concerns, such as cancer.