UVA tests

In vitro: For UVA or Broad Spectrum claims to be made, the product must be tested for its ability to absorb light at wavelengths in the UVA region. The test is additional to the SPF testing, and is mandated in nearly 60 countries.

In vivo: PPD or UVAPF – JCIA / ISO. This test, involving 10 human volunteers, is now performed to the method described in ISO 24442, accepted in Japan and Korea.