Apples provide 95 calories, 25 g of carbs, and 4 g of fiber per 100 g. They are rich in calcium, copper, iron, magnesium, phosphorus, potassium, selenium, sodium, and zinc. Packed with vitamins A, B1, B2, B6, C, and folate, apples offer 0.3 g of protein and 0.2 g of fats.