Fruits are natural foods that offer your various health benefits as they are rich in vitamins and minerals. The fruits listed below are particularly beneficial for your immune system. by Robert Witham Kiwi is loaded with Vitamin C despite being very low in calories. Two medium kiwi add only 90 calories to your diet but deliver a whopping 240% of the daily value for Vitamin C. The kiwi will also provide 450 mg of potassium and four grams... read more