HAIR CARE PRODUCTS (NON-COLORING)

While many chemicals in cosmetic products pose slight or zero threat, several have been linked to serious health issues, including cancer, reproductive and neurological harm, and developmental delays. Chemicals in cosmetics invade a person's body through the skin, inhalation, ingestion and internal use, and cause similar problems as food chemicals, per this site.

Chemicals and contaminants linked to cancer can be found in food and lots of other everyday products. Yet, no group of consumer products is susceptible to less government direction than cosmetics and other personal care products, including Shiseido Extra Gentle Shampoo (For Normal to Dry Hair). Although many of the chemicals and contaminants in cosmetics most likely present very little risk, being exposed to a few has been linked to substantial health issues, such as cancer.