HAIR COLORING PRODUCTS

While the majority of chemicals in cosmetics present slight or absolutely no risk, several have been linked to considerable medical problems, including cancer, and neurological harm. Cosmetic chemicals can enter a person's body through the skin and inhalation, and lead to the same dangers as food chemicals, per this site.

Chemicals and contaminants associated with cancer are found in water, food, and many other commonly used items. Yet, no category of consumer items is subject to less government oversight than cosmetics and other personal care products, including L'Oreal Tone Refiner Gloss Colorant. Though many of the chemicals and contaminants in cosmetics in all likelihood pose minimal risk, exposure to some is associated with significant health disorders, including cancer.