How do foods fight infection? You've probably heard the phrase 'you are what you eat' and often associate it with weight loss and general health. However, when you're sick, food is key for ensuring you have nutrients, energy, and a strong immune function. While it may be tempting to stay in bed and eat comfort food, poor nutritional choices can slow down the recovery process and make some symptoms worse. Fruits and vegetables When considering which foods are best to fight infection, fruit and veg probably have the most impact as they contain a range of vitamins and minerals to help your immune system. Nutritionists consider variety to be beneficial as different fruit and vegetables contain unique proportions of minerals, vitamins, and micronutrients. Eating the 'rainbow' - lots of different coloured fruits - will help get all the variety needed into your body. Vitamin C is important as it improves your body's ability to fight harmful germs while strengthenin