Is there a term from the field of dermatology and cosmetics that you do not understand? Would you like to know what it means? View the full definition from the La Roche-Posay glossary.

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SPF (Sun Protection Factor) is a measurement of the level of protection against UVB radiation. Sun protection products are divided into four SPF levels: Low (6 to 10), Moderate (15 to 25), High (30 to 50) and Very High (50+).

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