Thevitaminindustryisworthmorethan£400millionayearintheUKalone,butwhatarethesepillsactuallydoingforpeople’shealth?DrGilesYeoaimstofindout,exploringifvitaminandmineralsupplementsarewhattheyappeartobeandputtingpeople’sdietstothetesttofindoutiftheyreallyneedthesesupplements.ThosehemeetsincludeascientistinCopenhagen,whosegroundbreakingresearchintoantioxidantsindicatestheymaynothavetheextraordinaryhealth-enhancingpropertiesthatpeoplebelieve,andanutritionscientistfromtheUniversityofGreenwich,whotellsGilesthatonaveragemostpeopleintheUKaremeetingtheirvitaminrequirementsthoroughtheirdiet.