Questions raised over sunscreen efficacy
20th August 2014
A wide range of popular sunscreens could have overestimated levels of sun protection, academics believe.

Writing on academic website The Conversation, two French industrial chemists highlighted a number of issues with using Sun Protection Factor (SPF) as a guide to the efficacy of sunscreens.
Their testing of commercially available products suggest that about a third may offer much less SPF protection than has been