On the path to vitamin A in rice

The lack of vitamin A in food is a major cause of health problems worldwide and can lead to blindness and even death. This is especially a problem in threshold or third-world countries, where children are likely to suffer from a lack of vitamin A or its precursor beta-carotene due to malnourishment. Among their many functions, carotenoids are responsible for the bright orange color of sweet potatoes as well as their namesake, the carrot. Thanks to its intense color, beta-carotene is used in the