100 g of potatoes has 77 kcal, 2 g of protein, 17.5 g of carbs and 0.1 g of fat. One medium potato, raw is about 200 g, with 154 kcal and 4 g of protein.
77kcal / 100 g
Protein 10%Carbs 91%Fat 0%
Portion
kcal
Protein
Carbs
Fat
100 g
77
2 g
17.5 g
0.1 g
1 medium potato, raw200 g
154
4 g
35 g
0.2 g
Fibre
2.1 g
Sugars
0.8 g
Saturated fat
0.03 g
Sodium
6 mg
Potassium
425 mg
Calcium
12 mg
Iron
0.81 mg
Vitamin C
19.7 mg
Per 100 g. Source: USDA FoodData Central.
How it fits your diet
These numbers are for raw potato. Boiled potatoes come to about 86 kcal per 100 g; roast potatoes and fries are several times higher because of the oil.