HAIR CARE PRODUCTS (NON-COLORING)

Although most chemicals in beauty products and cosmetics pose limited or no danger, several have been linked with serious health problems, including developmental delays and cancer. Cosmetic chemicals enter a person's body through the skin and inhalation, and lead to similar problems as food chemicals, per this site.

Contaminants and chemicals associated with cancer are found in food and various other common products. Yet, no group of consumer products is accountable to less government oversight than cosmetics, including Selsun Blue Medicated Dandruff Shampoo. Although many of the chemicals in cosmetics most likely present little risk, being exposed to a few has been associated with significant health problems, including cancer.