HAIR CARE PRODUCTS (NON-COLORING)

While most chemicals in cosmetic products pose very little or no risk, some have been associated with severe medical issues, such as cancer, and neurological harm. Cosmetic chemicals gain entry to your body through the skin, inhalation, ingestion and internal use, and cause similar problems as food chemicals, per this site.

Contaminants and chemicals linked to cancer are found in water, food, and various other common goods. Still, no kind of consumer goods is subject to less government oversight than cosmetics, including specific dandruff hair shampoo. Though many of the chemicals and contaminants in cosmetics and personal care products almost certainly present little risk, exposure to some is linked to substantial health disorders, including cancer.