So called 'Superfoods' seem to be everywhere these days, and in this Food Unwrapped special there's something for every generation of the family. Jimmy Doherty is in India exploring the health claims behind pomegranates, and learns how this exotic fruit is helping in the battle against Alzheimer's disease. Amanda Byram investigates reports that rosemary can help improve exam performance for teenagers. Matt Tebbutt puts the health claims of the yoghurt-type drink Kefir to the test, to discover whether a daily dose really can bring about an improvement in his mood. Kate Quilton meets the parents of a tiny pre-term baby girl, and hears how caffeine was used to save their daughter's life. And Briony May Williams looks into the little known area of histamines in food- could what we eat be having an adverse impact on allergy sufferers?