David McClements of the University of Massachusetts at Amherst is working to coat the acid so that it will be broken down only when it reaches the organ, and without the bad smell.

• 马萨诸塞大学安姆斯特分校的麦克克莱蒙兹(DavidMcClements)正致力于给丁酸加上外膜，使其只有达到结肠后才分解，同时消除那种难闻的气味。