Sulisobenzone Explained

Sulisobenzone (benzophenone-4) is an ingredient in some sunscreens which protects the skin from damage by UVB and UVA ultraviolet light.^{[1] [2]}

Its sodium salt, sulisobenzone sodium, is also referred to as benzophenone-5.

Notes and References

1. Nohynek GJ, Schaefer H . Benefit and risk of organic ultraviolet filters . Regul. Toxicol. Pharmacol. . 33 . 3 . 285–99 . June 2001 . 11407932 . 10.1006/rtph.2001.1476 .
2. http://www.skincancer.org/understanding-uva-and-uvb.html Skin cancer foundation: Understanding UVA and UVB