Objective To study the dyslipidemia and the body mass index in Beihai,Guangxi regional adult and to provid the bases for improve their health.Methods 1 040 cases were determined serum Lipid and body mass index,and organize data,statistics,analysis.Results The detection rate was 3.22% dyslipidemia,dyslipidemia was positively correlated with body mass index,BMI≥ 24 group was significantly higher than BMI≤23.9 group(P0.05).Conclusion Beihai adults was higher incidence of dyslipidemia,dyslipidemia was positively correlated with body mass index.