IntheUKover£9billionayeararespentonbeautyproductsthatpromisetoimproveandtransformus.Buthowmuchofwhattheseproductspromiseisbasedinscientificevidence,andhowmuchissimplymarketingmanipulation? CherryHealeyteamsupwithindependentscientiststoputeverydaycosmeticstothetestlikeneverbefore.InagroundbreakingstudycarriedoutbytheUniversityofSheffield,andwiththehelpof25volunteers,shediscoversthatmoisturisersmightnothavethebenefitspeoplethinktheydo.