Vitamin C rich food is popular for its immune-boosting properties, but it also plays a vital role in increasing the platelet count. The vitamin mostly present in citric fruit also enhance the body’s ability to absorb iron, which is another essential nutrient to increase platelets count. Increasing the intake of the particular nutrient also helps to cut down the risk of cold and flu during winters. The only thing that needs to be kept in mind is that heat can destroy vitamin C. So, it is best to consume vitamin C-rich foods raw. Broccoli, oranges, grapefruits, bell peppers and strawberries are some common sources of this vitamin.