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Over 80% of sunscreen performed below their labelled efficacy (2020)

(www.consumer.org.hk)
230 points mgh2 | 1 comments | 06 Sep 25 19:57 UTC | HN request time: 0s | source
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WalterBright ◴[06 Sep 25 21:30 UTC] No.45153041[source]▶
Best to wear a hat with a brim and a long sleeved shirt.
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dsego ◴[06 Sep 25 21:46 UTC] No.45153169[source]▶
Is mineral sunscreen a safer bet than regular sunscreen, since it physical blocks the sunrays?
replies(9): >>45153304 #>>45153305 #>>45153312 #>>45153346 #>>45153350 #>>45153400 #>>45153996 #>>45154149 #>>45154783 #
1. y2bd ◴[06 Sep 25 22:06 UTC] No.45153304[source]▶
This is pretty widely held misconception. Today's chemical and mineral sunscreens both primarily operate through UV absorption rather than reflection: https://www.bbc.com/future/article/20250718-which-kind-of-su...