People take in itamin D from foods, including egg yolks and oily fish such as salmon and sardines, as well as fortified milk and margarine.

• 人们可以从食物中获取维生素D，这些食物包括蛋黄、大马哈鱼和沙丁鱼之类富含油脂的鱼类及营养强化奶人造黄油。