The work aims to briefly review the utilization value and latest research progress of various components of flax in green health food and factory processing, etc. By reference to the research reports of flax and its active components of the scholars at home and abroad in recent years, the preparation methods and functions of flax and its main active components were sorted and summarized. The results showed that, the flax and its active components occupied a certain proportion in daily life, dietary composition and food additives, and its research value and development space were very broad. From the research status and progress of flax and its active components at home and abroad, the flax and its active components have great research value, and provide reference basis for future experimental research of flax and its active components.