HAIR CARE PRODUCTS (NON-COLORING)

While most chemicals in cosmetics present hardly any or absolutely no threat, several dozen are associated with significant health problems, including developmental delays and cancer. Chemicals in cosmetics gain entry to a person's body through the skin and inhalation, and pose the same dangers as food chemicals, per this site.

Contaminants and chemicals associated with cancer are found in water, food, and various other common products. But, no category of consumer products is accountable to less government management than cosmetics and other personal care products, including TRESemme 2 in 1 Shampoo. Although many of the chemicals and contaminants in cosmetics and personal care products most likely present minimal risk, exposure to a few is associated with worrying health disorders, including cancer.