1) Citrus Fruits

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These are the main source of vitamin C, which can help in fighting COVID-19 infections. It helps in the production of white blood cells in the body. They help in.

2) Yogurt

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Yogurt contains live active cultures, which are healthy bacteria. Daily intake of yogurt can boost your immune system, thus preventing your body from COVID-19 infection. Nevertheless, avoid those types of yogurt that have too much added sugar.

3) Chicken Soup

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It is well known for beating the cold and flu. It has an anti-inflammatory effect that can calm down your inflammation in the upper side of the respiratory tract.

4) Red Bell Peppers

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It contains more vitamin C than citrus fruits. They are also rich with beta-carotene. It helps to boost your immune system, thus preventing COVID-19.

5) Ginger Tea

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It is one of the best foods for preventing COVID-19 infection. Ginger contains anti-inflammatory properties that can play a key role in improving your immune system.

6) Blueberries

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They contain a flavonoid known as anthocyanin that has antioxidant properties. Research has shown that flavonoids play a major role in defense of any respiratory infections.

7) Oats And Barley

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These grains contain a type of fiber known as beta-glucan that has antioxidant and antimicrobial capabilities. When you take these grains, you boost your immune system and protect yourself from COVID-19 infection.

8) Dark Chocolate

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It has an antioxidant known as theobromine that can help improve your immune system by avoiding free radical affecting your body cells. Free radicals are molecules that your body produces when it breaks down food. However, it is important to take it in moderation since it is rich in calories and saturated fats.

9) Garlic

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Apart from adding flavor to food, it is a must-have in your diet. It is well known for fighting different types of infection, including COVID-19. It has immune-boosting properties that are believed to come from a high concentration of sulfur-containing compounds.

10) Spinach

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It is another source of vitamin C that you can take to prevent COVID-19 infections. Spinach also has a lot of antioxidants and beta-carotene that increase the ability to fight infections. Try to cook it as little as possible to retain its nutrients.

11) Almonds

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Even though vitamin C is well known for preventing and fighting respiratory infections, Vitamin E is also essential for a healthy immune system. Almonds have a fat-soluble vitamin that will help in the absorption of Vitamin C in your body.

12) Water

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You can also prevent the infection of COVID-19 by staying hydrated. Water can help loosen any trapped mucus. Take at least eight glasses in a day.

13) Broccoli

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Broccoli is rich in vitamin C and contains potent antioxidants. Therefore, it is a good type of vegetable that you can eat to prevent infections.

14) Green Tea

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It contains flavonoids that can play a major role in preventing infection. Taking green tea can boost your immune system.

15) Papaya

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Papaya is rich in Vitamin C. You can get the daily recommended amount of vitamin C from a single papaya.