【摘要】全球范围内，糖尿病发病率不断升高，近年来的研究发现维生素D缺乏的个体更易患糖尿病。流行病学研究及临床研究表明，维生素D的缺乏与1型糖尿病、2型糖尿病及代谢综合征之间存在着相关性，但这种相关性在研究中并不一致，仍然需要大量的研究证实。

　　【关键词】维生素D，1型糖尿病，2型糖尿病，代谢综合征

　　Vitamin D and diabetes mellitus

　　XIA si-gui,SU xiao-fei,YU xin-di. Nanjing Hospital Affiliated to Nanjing Medical University.

　　【Abstract】 The morbidity of diabetes increases rapidly worldwidely. Recent researchs have found individuals with vitamin D deficiency are more prone to diabetes.Epidemiological studies and clinical studies find there is some association between type 1 diabetes, type 2 diabetes and metabolic syndrome,but the association is not consistent in the studies,More future studies are needed to confirm the association.

　　【Key words】 Vitamin D, type 1 diabetes, type 2 diabetes, metabolic syndrome