HAIR CARE PRODUCTS (NON-COLORING)

Though many chemicals in cosmetics pose hardly any or no threat, several dozen have been associated to substantial health conditions, including cancer, reproductive and neurological harm, and developmental delays. Chemicals in cosmetics gain entry to a person's body through internal use, the skin, and inhalation, and cause the same risks as food chemicals, per this site.

Chemicals and contaminants associated with cancer are found in water, food, and several other common products. But, no sector of consumer products is accountable to less government inspection than cosmetics, including TRESemme 2 in 1 Shampoo. While many of the contaminants and chemicals in cosmetics and personal care products almost certainly present little risk, being exposed to a few is associated with substantial health issues, including cancer.