HAIR CARE PRODUCTS (NON-COLORING)

While most chemicals in cosmetic products present very little or zero threat, several dozen have been linked to serious medical issues, such as neurological harm and cancer. Chemicals in cosmetics get into a person's body through the skin, inhalation, ingestion and internal use, and lead to similar problems as food chemicals, per this site.

Chemicals and contaminants linked to cancer are found in food, water, and a lot of other commonly used goods. Yet, no category of consumer goods is accountable to less government management than cosmetics and other personal products, including Monster High 2 in 1 Shampoo. Though many of the chemicals and contaminants in cosmetics likely present minimal risk, exposure to a few is linked to worrying health concerns, including cancer.