Researchers have been working on a way to deliver insulin in pill form instead of via injection for a long time, an innovation that would make the lives of people with type 1 diabetes much easier. However, they have struggled to find a method that would allow insulin to survive the human digestive system. Now a research team think they may have the answer: a complex pill coating, designed to shield the insulin from gastric acid and the enzymes of the small intestine, and to penetrate the intestine’s protective barriers. Read more