HAIR CARE PRODUCTS (NON-COLORING)

Although the majority of chemicals in cosmetic products present minimal or no threat, some are associated with significant medical conditions, such as cancer, and neurological harm. Chemicals in cosmetics gain entry to the body through the skin and inhalation, and pose the same problems as food chemicals, per this site.

Contaminants and chemicals associated with cancer are found in food, water, and various other commonly used goods. However, no area of consumer goods is subject to less government oversight than cosmetics, including Wella Professionals Service Color Post Treatment. While most of the chemicals and contaminants in cosmetics and personal care products very likely present very little risk, being exposed to some has been associated with substantial health issues, including cancer.