“TPO, or trimethylbenzoyl diphenylphosphine oxide, is a key ingredient found in many gel products, especially top coats,” celebrity manicurist Michelle Class explains. TPO is not present in normal, ...
The European Union has banned a key ingredient in gel nail polish, raising concerns that products used in salons in the UK and elsewhere may not be safe. From 1 September 2025, Norway, Switzerland, ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results