Immunity of the body is defines as its capacity to fight against various diseases and infections. The immune system of the body is made up of special cells, tissues and chemicals that fight infections, bacteria and other diseases. The white blood cells that make up the immune system are produced in the bone marrow and these move through the tissues and blood and every time a bacteria or a microbe is encountered by these cells, the immune system remembers it and whenever the body comes in contact with the microbe again, it is killed by the immune system. The immune system also produces proteins called antibodies that neutralize the toxins and infections that are produced by germs. Thus it is essential to maintain the health of the immune system. An unhealthy immune system is an invitation to infections and germs to attack the body and makes the body more susceptible to infections as well as a wide range of diseases.

The easiest and the best way in which the immune system can be rendered healthy is by eating a well-balanced and a healthy diet. In addition, drinking lots of water, getting enough sleep and maintaining a healthy lifestyle boost the immunity to a great extent.

A diet rich in Vitamins C, E, B6, A, D, folates, iron, selenium and zinc is considered as effective to boost the immunity levels. Each of these nutrients has a unique immunity boosting effect on the body. Vitamins A, D, C and E are rich in antioxidants that work to improve the immunity. Vitamin B6 is vital for functioning of the body in an effective manner. Iron helps the cells to carry oxygen in an effective manner to various body parts. Folates and selenium have powerful effects on the immune system and give it the potential to fight against cancer. Zinc helps to reduce and control inflammation in the body.

Foods to boost immunity

• Yogurt: Yogurt contains probiotics which are healthy bacteria that keep the gut and the digestive tract free from infections and disease causing bacteria. Yogurt is therefore considered as one of the best immunity boosting foods.
• Oats and Barley: Oats and barley are grains considered good for immunity. These contain beta-glucan which is a fiber that has anti-microbial as well as anti-oxidant properties. The beta-glucan enables the body to fight infections, heal wounds and also prevent several diseases thus improving the capability of the immune system

• Garlic: Garlic is one of the best and the most effective foods for boosting immunity. Garlic contains allicin which is a compound that fights infection, viruses as well as bacteria. Garlic makes the immune system stronger and enables it to protect the body in a better manner. Garlic also gives the immune system the strength to fight against colorectal as well as stomach cancer.

• Chicken Soup: Chicken soup has great immunity boosting powers. The consumption of chicken soup blocks the migration of inflamed white cells. The amino acid cysteine helps in keeping the bronchial tubes clear and infection free. It is one of the best remedies for fighting common cold.
• Fish: Fish is a potent immunity boosting food. Fish is a rich source of selenium which helps the white blood cells to produce cytokines which are proteins that clear viruses from the body. Fish is also rich in omega-3 fatty acids that help the immune system to fight and prevent inflammation and thus protect the body from several infections and respiratory disorders.

• Beef: The deficiency of zinc is one of the main causes for the body catching infections and diseases. Zinc has immunity boosting properties and strengthens the immunity system to a great extent. Beef is the richest source of zinc which helps the immune system to destroy bacteria, viruses and other toxins from the body.
• Sweet Potatoes: Sweet potatoes contain beta-carotene which is essential for the body to produce Vitamin A. Vitamin A helps the immune system to fight against harmful bacteria and viruses and to keep the connective tissues healthy.
• Mushrooms: Mushrooms have been known for their immunity boosting These aggravate the activity of the white blood cells making them stronger to fight and ward off any infection or disease.