HAIR COLORING PRODUCTS

Although many chemicals in beauty products and cosmetics pose hardly any or no risk, dozens are linked to serious health issues, such as cancer, reproductive and neurological harm, and developmental delays. Chemicals in cosmetics can enter the body through inhalation, the skin, and ingestion, and lead to the same risks as food chemicals, per this site.

Chemicals linked to cancer can be found in food, water, and various other everyday products. However, no kind of consumer products is susceptible to less government oversight than cosmetics and other personal products, including L'Oreal Brush-On Highlights. Though most of the contaminants and chemicals in cosmetics very likely pose minimal risk, being exposed to a few is linked to significant health concerns, including cancer.