John Staton
25 march 2025

ISO Sunscreen SPF Standards Options – Current Status Update

It is late March 2025 as I write this article. The 2 new ISO Standards for the testing of Sun Protection Factor “SPF” have now been final and official for around 4 Months. So, where are they in their progress towards official recognition and adoption?

As of now we have, in principle, 3 methods to choose from for qualification of the SPF number claim on sunscreen products…

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