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Illustration of applying sunscreen.
Sunscreen containing zinc oxide or zinc oxide, a very common ingredient, loses its effectiveness and becomes toxic after two hours of exposure to ultraviolet radiation. Research results published in the journal Photochemical & Photobiological Sciences, October 14, 2021, this may come as a surprise to those of us who often use sunscreen when doing outdoor activities.
Research conducted by the research team, the majority of whom Oregon State University (OSU) it uses zebrafish which have remarkable similarities to humans at the molecular, genetic and cellular levels. In other words, research involving zebrafish could be relevant to humans.
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