Tangerines exported through the port of Tangier, the fruit became know as Tangerine. This fruits is small and seedless. Nutritionally, all mandarins are similar. For a 50 calorie mandarin, you get 2 grams of fiber, and just over 2 teaspoons worth of sugar. Each mandarin will provide half a day's worth of vitamin C, as well as multiple other antioxidants.