1. Boost your natural immunity with foods that are rich in Vitamin C (Amla and other citrus fruits).If you have to supplement with Vitamin C tablets、make sure that it also has Zinc to boost absorption.
   吃富维他命C的食物以增强免疫力．如果需要用维他命C药片补充，确认含锌（以加强吸收）。

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