What's happened
The FDA has approved bemotrizinol, a chemical UV filter used in European and Asian sunscreens for over 20 years. It offers UVA and UVB protection, is photostable, and may lead to more elegant, higher-SPF products in the US. The move comes after decades of FDA inaction on new filters, with products containing bemotrizinol expected to reach US shelves after about 18 months.
What's behind the headline?
Critical analysis
- This update signals a shift in US regulatory approach to sunscreen ingredients, following a long period of limited innovation. The FDA’s incorporation of bemotrizinol could catalyze more consumer-friendly products that offer better UVA/UVB coverage with less whitening.
- The story raises questions about safety data, given that bemotrizinol may enter the bloodstream in some formulations. Scientists say the data are not conclusive, so ongoing testing will be essential.
- Expect industry pushback from incumbents accustomed to the current framework, and anticipation that more international ingredients will follow the same path toward US approval.
- Readers should anticipate a gradual rollout; early US products will likely arrive after regulatory clearance, with pricing and access to vary by brand.
How we got here
Regulatory hurdles have kept US sunscreen formulas relatively slow to evolve, with the FDA categorizing filters as non-prescription drugs. In contrast, many international markets regulate sunscreens as cosmetics, enabling faster innovation and broader protection.
Our analysis
Business Insider UK reports the FDA has approved bemotrizinol (BEMT) for US over-the-counter sunscreens after decades of no new UV-blocking filters; New York Times highlights cosmetic elegance and UVA/UVB advantages; NY Post notes safety reviews and the first US products expected under Parsol Shield.
Go deeper
- What exactly is bemotrizinol and how does it differ from zinc oxide or titanium dioxide?
- When can consumers expect to see the first US products containing bemotrizinol on shelves?
- What safety tests remain to be completed for bemotrizinol?
More on these topics
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bemotrizinol - Compounds
Bemotrizinol is an oil-soluble organic compound that is added to sunscreens to absorb UV rays. It is marketed as Parsol Shield, Tinosorb S, and Escalol S. Bemotrizinol is a broad-spectrum UV absorber, absorbing UVB as well as UVA rays. It has two absorpti