HAIR CARE PRODUCTS (NON-COLORING)

Although the majority of chemicals in cosmetic products present little or zero risk, dozens are linked to significant medical problems, such as developmental delays and cancer. Cosmetic chemicals get into the body through ingestion, inhalation, and internal use, and lead to the same dangers as food chemicals, per this site.

Contaminants and chemicals associated with cancer can be found in food and various other common goods. But, no group of consumer goods is accountable to less government inspection than cosmetics, including John Frieda Brilliant Brunette Shine Shock Leave-On Perfecting Glosser. While many of the chemicals and contaminants in cosmetics almost certainly present minimal risk, exposure to some has been associated with significant health disorders, such as cancer.