ThinkaboutvitaminDwhenyou’recatchinguponsummerrays.It’s...
問題詳情：ThinkaboutvitaminDwhenyou’recatchinguponsummerrays.It’ssometimescalledthe“sunshinevitamin”becauseit’sproducedinyourskininresponsetosunlight.VitaminDisafat-soluble(脂溶*的)vitamininafamily...