Folic acid supplementation does not improve endothelial function in obese children without diabetes despite increasing folate status and reducing tHcy.

• 不患糖尿病的肥胖儿童补充叶酸，尽管可增加血清叶酸盐和降低血浆总高半胱氨酸水平，但是并不会改善血管内皮功能。