Sunscreen Remanence on the Skin: A Noninvasive Real-Time In Vivo Spectral Analysis Assessing the Quenching of Specular Ultraviolet A Light Reflectance
August 2015
in “
Journal of Cosmetic Dermatology
”
Studysummary This study found that UVA blocker-containing sunscreens instantly reduced follicular fluorescence due to porphyrins in facial skin, with the effect lasting for a few hours, influenced by sunscreen amount and formulation.
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