3) The Third Way to avoid the flu or cold is to take essential vitamins and minerals.
Vitamin C helps to rejuvenate your body and fight infections.
Vitamin D3 strengthens our whole immune system. Some children who were given this vitamin had half the number of colds than they used to.
Fish oil/ omega fatty acids fortifies our immune system and reduces inflammation.
Zinc fights rhinoviruses that causes respiratory infections. Do not take more than 50 g for more than a few days, though.