The physiological function and elimination technique are introduced.Emphases are put on the theory for microcapsulation,coating material selection and affecting factors during processing.

• 本文简介了胆固醇的生理功能和脱除技术,着重讨论了微胶囊方法脱除胆固醇的原理、壁材物质的选择以及工艺操作中的影响因素。