HAIR CARE PRODUCTS (NON-COLORING)

While the majority of chemicals in beauty products pose hardly any or no danger, several dozen are linked with serious health issues, such as cancer, and neurological harm. Cosmetic chemicals get into a person's body through ingestion, inhalation, and internal use, and cause similar risks as food chemicals, per this site.

Chemicals associated with cancer are found in food and various other ordinary products. But, no classification of consumer products is subject to less government management than cosmetics, including keratin shot maintenance shampoo. While most of the contaminants and chemicals in cosmetics almost certainly present minimal risk, subjection to some has been associated with significant health issues, including cancer.