Sugar substitute found in supermarkets can kill drug-resistant bacteria and help antibiotics work better Saccharin, the artificial sweetener used in diet foods like yoghurts and sugar-free drinks, can kill multidrug-resistant bacteria – including one of the world’s most dangerous pathogens. “Antibiotic resistance is one of the major threats to modern medicine,” said Professor Ronan McCarthy, who led the research at Brunel University of London’s  Antimicrobial Innovations Centre. “Procedures such...