HAIR CARE PRODUCTS (NON-COLORING)

While most chemicals in beauty products pose very little or absolutely no danger, several dozen have been linked to severe health conditions, such as developmental delays and cancer. Chemicals in cosmetics get into a person's body through inhalation, the skin, and ingestion, and pose the same risks as food chemicals, per this site.

Chemicals and contaminants associated with cancer are found in food, water, and many other commonly used goods. Still, no kind of consumer goods is subject to less government oversight than cosmetics and other personal products, including Coal Tar Shampoo. Although most of the chemicals and contaminants in cosmetics in all likelihood present minimal risk, being exposed to a few is associated with serious health problems, including cancer.