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What is the role of immunity in COVID-19 infection?

What is the role of immunity in COVID-19 infection?

Once the coronavirus enters the body, there is no way to kill it, although the body's immune system can fight it and eliminate it, but only when the immunity is strong. Unfortunately, most of us are unaware of the importance of a healthy diet, as a result of which many people are facing a weakened immune system, especially vitamin D deficiency.

Lack of vitamin D increases the chances of viruses and respiratory tract infections. vitamin D makes a protein in the body, the presence of which does not allow the virus and bacteria to spread in the body.

In addition to balancing the number of white blood cells in the body, vitamins also bring about positive changes in their functions, which are beneficial for the immune system.

How can we overcome the deficiency of vitamin D?


By the way, the deficiency of vitamin D in the body can be eliminated through sunlight, but this deficiency can also be met through healthy foods. 

Eating cheese and eggs is beneficial for the acquisition of vitamin D. In the same way, it is possible to increase immunity by changing the order of food components and different flavors of foods to make up for the lack of vitamin D2 and vitamin D3.

Fatty fish and fortified milk are also excellent sources of vitamin D.

Only foods that contain all the essential ingredients that strengthen the immune system can protect against the disease. Medical experts acknowledge that a low-calorie diet lowers the body's ability to fight infectious diseases.

Only immunity can prevent COVID-19

COVID-19 is a contagious disease, the prevention of which depends on the better and functioning of the immune system. Therefore, any diet that does not strengthen the immune system, delays recovery.

 Research has shown that a lack of important vitamins and minerals in the body increases the chances of dying from coronavirus and other infectious diseases, while standard and healthy foods help maintain physical and mental health and speed up recovery in case of illness. 

Some healthy foods and vitamins that can strengthen the immune system 

The presence of natural and organic ingredients in our diets is also essential for protection against coronavirus. These ingredients are found in fresh fruits, vegetables, low-fat meats, and whole-grain flours. 

Vitamin-K role in immunity


Eating vitamin K has a positive effect on the functioning of all body organs. It is found in abundance in spinach, green leafy vegetables, and kiwi fruit.

It is very useful for bones and the heart. Besides, it balances the amount of calcium in the blood and prevents blood and cholesterol from clotting in the arteries.

Carrots and Apricots


Carrots and apricots are high in beta-carotene, which is naturally absorbed into the body and converted into vitamin A, an ingredient that is essential for strengthening the immune system. Beta-carotene is also found in sugar, mango, spinach, and  pumpkin

Vitamin- C role in the immune system


Vitamin C also boosts the immune system, which is found in oranges, grapefruit, kiwi, strawberries, lemons, capsicum, etc.

Protein role in immunity


. Proteins are second to none in strengthening the immune system and these proteins are found in plant and as well as animal sources such as fish, poultry, beef, milk, yogurt, eggs, nuts, seeds, and pulses.

Flour bran, lentils, and yogurt are also effective in boosting the immune system.


In conclusion, eating bananas in fruits is very useful. If you include these foods in your daily diet schedule and also avoid poor, substandard, low-nutrition foods and market foods, then you can protect yourself from COVID-19 and other diseases.

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