1.Citrus Fruits

- Grapes
- Oranges
- Tangerines
- Lemons
- Limes
- Clemetines
These all fruits are rich in vitamin C which helps to improve immune system.
2. Red Bell Pepper

It is rich in vitamin C which helps to improve immune system.
3. Broccoli

It is rich in vitamin A,C and E.
4. Garlic

It lowers down blood pressure and slow down hardening of the arteries.
5. Ginger

It decreases the inflammatory illness. It has the cholesterol lowering properties.
6. Spinach

It is rich in vitamin C. It increases the infection fighting ability of our immune system.
7. Yogurt

It stimulate your immune system to help fight diseases. Try to eat yogurt without any sugar. It is rich in vitamin D which regulate the immune system.
8. Almond

It is rich in vitamin E which helps in preventing and fighting off cold.
9. Turmeric

It decreases exercise induced muscle damage.
10. Green Tea

It is rich in amino acid L-theanine. L-theanine may help in the production of germ fighting compound in your T cells.
11. Papaya

It is rich in vitamin B and C ,pottasium and folates. One papaya contain a 224 percent of vitamin C.
12. Kiwi

It is rich in pottasium, vitamin K and C.
13. Poultry

It is rich in vitamin B-6. It helps in the formation of new and health red blood cells. Each chicken contains 40 to 50 percent vitamin B-6.
14. Sunflower seeds

It is rich in vitamin B-6 and E, phosphorus and magnesium. Vitamin E helps in regulating and maintaining immune system functioning.
15. Shellfish

- Crab
- Clams
- Lobster
- Mussels
It is rich in zinc which helps in functioning of immune cells.
