If you have access to a healthy, balanced diet, hopefully you'll be getting adequate supply of micronutrients. Going without can lead to serious health consequences. Vitamin A deficiency is the leading cause of preventable blindness in kids globally, and is a major public health issue in some parts of the world. Fortifying foods is one solution, but things like heat, UV, and moisture can degrade the vitamins and minerals in the food, leaving little left for absorption by the body. This week, scientists from MIT announced that they've made a dissolvable polymer capsule which can shield... Like this podcast? Please help us by supporting the Naked Scientists