HAIR CARE PRODUCTS (NON-COLORING)

While most chemicals in cosmetic products present slight or no threat, several dozen have been associated to serious health conditions, including cancer, reproductive and neurological harm, and developmental delays. Cosmetic chemicals invade your body through inhalation, ingestion, and the skin, and lead to the same risks as food chemicals, per this site.

Chemicals linked to cancer can be found in water, food, and several other commonly used items. But, no classification of consumer items is subject to less government oversight than cosmetics and other personal products, including protein shampoo. While most of the chemicals in cosmetics in all likelihood pose very little risk, being exposed to a few is linked to serious health issues, such as cancer.