Building barriers with sun care innovation

With new materials being permitted for use, there are many new sunscreen ingredients

When looking at sunscreen formulation, the starting point has to be the list of permitted UV absorbers for the target region. The good news is that an additional material, tris-biphenyl triazine, was admitted to the European list in August 2014 and it is available as Tinosorb A2B, a 50% glycolic dispersion, from BASF. It may be used at up to 10% active by weight in the final composition and it protects the skin against UV wavelengths ranging from 290nm-340nm. It is described as a water-dispersible and efficient UVB/UVA II filter that offers more flexibility for the formulator, making it easy to achieve the required UVA criteria using only Tinosorb A2B and metallic oxides.

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