Safety of the photoprotective formulations and extracts: irritant potential evaluation
Formulations A, B and C were evaluated regarding their safety (Anvisa, 2012). In addition, to verify the safety of the free extracts (without being incorporated into the O/W emulsion), they were vehiculatedat 1 wt%inphosphate buffer (PB)pH7.4. Threedifferent methods were performed: HET-CAM test, CAM-TBS test and RBC test.