Figure 3From: Photostability of commercial sunscreens upon sun exposure and irradiation by ultraviolet lampsUV absorbance spectra of UVA photostable sunscreens (AUCI >0.80). Before and after natural UV exposure (UVnat), and before and after artificial UV exposure (UVart). (a) Sunscreen 5 (b) Sunscreen 6 (c) Sunscreen 7 was exposed to 240 min of UVnat.Back to article page