Catching a cold is the most common and probably most irritating disease that a person can get. And it is the summer months and the rains that usually brings in its wake the most instances of this disease.

While medications might work once your nose starts running and eyes begin to water, there are several dietary supplements that can go a long way to keep the cold away. Check out some of these and try to include at least five into your daily diet:

1. Elderberry is known to block flu viruses, at least during lab tests. Extract from these berries can be consumed as they carry antioxidants and are known to fight inflammation.

2. Mushrooms contain the mineral selenium and antioxidants that work towards keeping the flu at bay. It also contains Vitamin B that works to keep the general immune levels healthy.

3. Acai berry's dark color tells us of the presence of antioxidants called anthocyanins. These are known to contain illness fighting ability besides helping the body fight aging and disease.

4. Oysters are known to contain zinc. Low levels of this chemical is also associated with male infertility besides having an anti-viral effect on the body.

5. Ripe watermelon is both hydrating and refreshing to the body and contains an antioxidant known as glutathione. It is known to strengthen the immune system and help fight infection.

6. Cabbage is also a source for glutathione and is helpful to fight infection during the winter months. You can go for any variety of cabbage - white, red or the Chinese one.

7. Almonds: A handful of almonds can shore up the immune system as it provides Vitamin E. It also contains fiboflavin and niacin, both of which are known to help in de-stressing.

8. Grapefruit has a large amount of Vitamin C which is proven to treat cold and flu. It is also packed with flavonoids that are known to boost the immune system of the body.

9. Wheat germs are full of nutrients like zinc, antioxidants and Vitamin B. They offer a good mix of fiber, protein and good fat.

10. Fat-free yogurt is known to reduce the chances of catching a cold. But, look for "live and active cultures" label before buying the can. Yogurt is known to boost vitamin D levels in the body.

11. Garlic is another food item that provides antioxidants that help fight immune system disorders.

12. Spinach is a nutrient rich food that contains foliate. It helps the body produce new cells and repair the DNA.