
Keywords: دییریر پیریمیدین cyclobutane; afamelanotide; antioxidant; nicotinamide; oxybenzone; photoprotection; Polypodium leucotomos extract; sunscreen; 25(OH)D; 25-hydroxyvitamin D; CPD; cyclobutane pyrimidine dimer; EPP; erythropoietic protoporphyria; FDA; Food and Drug Administration; MMP; m