Oranges
As we all know the most enriched fruit in Vitamin C are oranges. Citrus fruits are the most famous fruits in Vitamin C. In addition to oranges, some other citrus fruits such as mandarins, limes, grapefruits, lemons are the best vitamin C food source. Each medium-sized orange has 70 mg of vitamin C (78% of daily value). You can also have orange juice for the breakfast.