That, plus evidence that folate deficiency is associated with clinical depression, suggests eating spinach, orange juice and Marmite, which are all rich in folic acid.

• 对此，有直接证据显示叶酸缺乏同临床抑郁症相关，而建议食用菠菜、橘子汁和酸制酵母此类富含叶酸的食物。