There are many ways to boost/improve immune system, and one of the best ways is to take healthy foods, especially those contain plenty of vitamins. Here are some of the fruits we recommend:
Vitamin C is one of the key vitamins for boosting immune system. Orange contains plenty of Vitamin C. If you are lazy to peel oranges, you may also take a cup of fresh orange juice.
Broccoli is also a common vegetable you can find anywhere. It contains a lot of antioxidants including Vitamin A, C, and E.
Green tea also have plenty of antioxidants and many other nutrients that cleanse toxins in your body. One of the green tea-based tea is Healeaf tea's Stress relief tea (you can find it on their website or on Amazon.com. It helps you detox, feel relaxed, and boost immune system as well.
It is common sense that sour fruits usually contain plenty of Vitamin C. Kiwi also contains Vitamin C, and it also contains plenty of other vitamins and minerals. When you catch a cold, Kiwi is one of the best way to treat coughing and wheezing naturally without taking any medication.
Another important vitamin that is essential for your immune system is Vitamin B because it helps boost energy. Spinach contains a lot of Vitamin B and other minerals.
There are many more foods that help your immune system including grapefruits, mushroom, milk, meat, oyster, etc. In fact, most of the natural foods help improve your immune system. Therefore, have three meals a day to keep you healthy. In addition to meals, take multivitamins(Althymin) for balanced nutrition and healthy living.