It’s Important to take care of yout immune system. Of course a diet rich in fruit, vegetables and healthy liquids and exercise is vital.
However you may want to incorporate the following nutrients/supplements into your diet especially during this caronavirus crisis if you have any symptoms:
2.Vitamin D (when possible spend some time in the sun)
3.Magnesium – important for optimal health
4.Quercetin found in plant foods – fruits vegs, nuts, seeds, apples, onions, veggies etc. beans, broccoli (onions have highest levels of quercetin)