A cup serving of raw, fresh orange juice, amounting to 248 grams or 8 ounces, has 124 mg of vitamin C (>100% RDI). It has 20.8 g of sugars, 112 Calories and almost 26 grams of carbohydrates. It also supplies potassium, thiamin, and folate.
Citrus juices contain flavonoids (especially in the pulp) that may have health benefits. Orange juice is also a source of the antioxidant hesperidin. Because of its citric acid content, orange juice is acidic, with a typical pH of around 3.5.