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A comment on After two hours zinc oxide sunscreen loses effectiveness, becomes toxic: study. Parent comment

Re:After two hours zinc oxide sunscreen loses effectiveness,... by mrfusion on Thursday October 14, 2021 @11:26AM (#28865626)
I believe mid day sun is the best for producing vitamin d though.
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Re:After two hours zinc oxide sunscreen loses effectiveness,... by ripply on Thursday October 14, 2021 @12:06PM (#28866176)
Correct, the atmosphere will block the rays that cause vitamin d production so the best time to be exposed is around noon +/- a few hours when the sun is above you
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