A growing body of laboratory evidence suggests that hair extensions, one of the most widely used cosmetic products worldwide, contain far more hazardous chemicals than consumers or regulators have ...

A new study by Silent Spring Institute shows that hair extensions contain more harmful chemicals than experts previously ...

A new study discovers hair extensions predominatly used by Black communities have more chemicals linked to illness and cancer than previous studies identified.

A sweeping new study has uncovered a troubling mix of hazardous chemicals in popular hair extensions, including products made from human hair. Researchers detected dozens of substances linked to ...