HAIR COLORING PRODUCTS

While the majority of chemicals in cosmetic products pose limited or zero risk, some have been linked with considerable medical conditions, such as developmental delays and cancer. Chemicals in cosmetics get into a person's body through inhalation, ingestion, and the skin, and cause similar risks as food chemicals, per this site.

Contaminants and chemicals associated with cancer can be found in food and several other common items. Still, no type of consumer items is subject to less government management than cosmetics and other personal products, including Clairol Professional Premium Crme - Neutrals Neutral for Resistant Grays - 4N Light Neutral Brown Base Neutral. While many of the chemicals in cosmetics probably pose little risk, subjection to a few has been associated with significant health disorders, such as cancer.