Barbara Ryan

Professor Barbara Ryan: consultant gastroenterologist at Tallaght University Hospital in Dublin, Ireland, and a professor of gastroenterology at Trinity College, Dublin. Leading clinical expert: over 100 publications in peer-reviewed scientific journals, more than 300 abstracts presented at scientific meetings, articles for women's magazines, for health supplements in national newspapers, appearances on national TV and radio

Elaine McGowan, RD: one of Ireland's leading private healthcare clinical dietitians and nutritionists. With over 3 decades' experience specialising in diet and digestive conditions, she has treated patients in her clinics in Dublin, Limerick and Clare. She has written articles for Irish national newspapers, given interviews on national radio and shared her experience in TV appearances on RTE, the Irish national television network, on shows such as 'Don't Drop Dead Yet', 'You Should Really See a Doctor' and 'Head to Toe'.