The EU deemed an ingredient commonly known as TPO as potentially toxic to humans Catherine Santino is a Style Writer-Reporter at PEOPLE. She began as a contributor for PEOPLE in 2022 and joined the ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? A common ingredient found in many gel nail polishes was just banned by the ...

To support practical use of this "shampoo," the gel is designed to be temperature responsive. For example, at body temperature, the gel is thicker and clings to the patient's hair and scalp surface.

(NewsNation) — The European Union has banned a key ingredient found in gel nail polish. Trimethylbenzoyl diphenylphosphine oxide, or TPO, is now forbidden in beauty products after EU officials said it ...