HAIR CARE PRODUCTS (NON-COLORING)

While the majority of chemicals in cosmetic products present little or absolutely no risk, several dozen have been linked with considerable medical problems, such as cancer, reproductive and neurological harm, and developmental delays. Cosmetic chemicals enter a person's body through internal use, the skin, and inhalation, and pose similar problems as food chemicals, per this site.

Contaminants and chemicals linked to cancer can be found in food and lots of other ordinary goods. But, no classification of consumer goods is susceptible to less government inspection than cosmetics, including Coal Tar Shampoo. Though most of the contaminants and chemicals in cosmetics and personal care products very likely pose very little risk, subjection to some has been linked to significant health conditions, including cancer.