nutritional supplements营养补充品;营养补充剂;营养补充品比较指南;营养补充料Sunlight is the primary way to get vitamin D, although taking certain nutritionalsupplements -- like cod liver oil -- can also help. 阳光是获取维生素D的主要途径,此外,摄取一些营养补充剂如鳕雨鱼肝油也会有所帮助。请采纳如果你认可我的回答,敬请及时采纳~如果你认可我的回答,请及时点击【采纳为满意回答】按钮~~手机提问的朋友在客户端右上角评价点【满意】即可。~你的采纳是我前进的动力~~O(∩_∩)O,记得好评和采纳,互相帮助