Oranges are a healthy source of fiber, vitamin C, thiamine, folate, and antioxidants.
Oranges are mainly composed of carbs and water, with very little protein and fat and few calories.
Simple sugars — such as glucose, fructose, and sucrose — are the dominant form of carbs in oranges. They are responsible for the fruit’s sweet taste.
Oranges are a good source of fiber. Oranges are a good source of several vitamins and minerals, especially vitamin C, thiamine, folate, and potassium.