Participants were selected from a population of company employees between the ages of 25 and 50 years, who did not smoke or have a family history of premature heart disease mortality, and were not involved in diet for lipid disorders.

• 参与者从企业中25岁到50岁的雇员中选出,他们不吸烟且没有家族性心脏病,他们没有脂代谢失调的食疗。