Fresh oranges are a refreshing treat any time of the year. Thanks to improved farming techniques, oranges can be consumed year round, making this a staple fruit any time throughout the year. Oranges are low in calories, high in fiber, and also a great source of vitamin C, not to mention low on the glycemic list. Oranges are listed at 45 for the glycemic index, but their glycemic load is only about five, making this fruit a good comparison to peaches and other fruits. Consider an orange for your snack throughout the day or as your after dinner dessert.