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Roots and tubers · IFCT 2017

Potato: nutrition per 100 g

Per 100 g, raw big brown-skinned potato gives 70 kcal, 14.9 g carbohydrate, 1.5 g protein, 541 mg potassium and 23.2 mg vitamin C, according to IFCT 2017. It ranks 2nd of 10 roots and tubers for both potassium and vitamin C, and 100 g covers about 29 per cent of a man's daily vitamin C requirement. Its weak point is fibre, the lowest of the roots at 1.7 g.

01The food

About potato

Potato, alu in Hindi, Punjabi, Odia and Urdu, gol alu in Bengali, batata in Marathi, bateka in Gujarati, urulai kizhangu in Tamil and bangala dumpa in Telugu, is India's most eaten vegetable. Uttar Pradesh, West Bengal and Bihar grow the most, with Gujarat's Deesa and Punjab's seed potato belt close behind. The main crop is dug in late winter and kept in cold stores through the year.

IFCT 2017 compares three types. The big brown potato is the reference here. Small brown potatoes, the baby aloo of dum aloo, are lighter at 61 kcal per 100 g with a little more vitamin C, 26.4 mg. Red-skinned potatoes, common in Bengal and the hills, have 73 kcal and 1.8 g protein. Potato is in everything from poha, bhel and bisi bele bath to shukto, kurma and Sikkimese gundruk soup.

02What stands out

What potato brings to a meal

  1. 01

    Potassium among the top roots

    Big brown potato has 541 mg potassium per 100 g, 2nd of 10 roots and 51st of 243 foods. Potassium helps balance the sodium in salty food.

  2. 02

    A real vitamin C source

    At 23.2 mg vitamin C per 100 g, potato ranks 56th of 130 foods and 2nd among roots, about 29 per cent of a man's and 36 per cent of a woman's daily requirement. Some is lost to boiling.

  3. 03

    Starch, not sugar

    Of 14.9 g carbohydrate per 100 g, only 0.3 g is sugars; the rest is starch. Potato is a staple carbohydrate food and is best counted like rice or roti.

  4. 04

    Low in fibre

    With 1.7 g fibre per 100 g, potato ranks last of 10 roots. Eating it with the skin and alongside dal and greens makes up the gap.

03Full nutrient panel

Potato nutrition facts per 100 g

Every value IFCT 2017 reports for the edible portion, with the share of an adult's daily need that 100 g covers where ICMR-NIN sets a requirement.

Potato nutrients per 100 g, IFCT 2017
NutrientPer 100 gAdult manAdult woman
Energy and macronutrients
Energy70 kcal3%4%
Protein1.5 g3%3%
Carbohydrate (available)14.9 g
Dietary fibre1.7 g
Free sugars0.3 g
Total fat0.2 g
Water80.7 g
Fats
Saturated fat0.04 g
Monounsaturated fat0.01 g
Polyunsaturated fat0.13 g
Omega-3 (alpha-linolenic acid)32 mg
Cholesterol0 mg
Minerals
Calcium10 mg1%1%
Iron0.57 mg3%2%
Zinc0.28 mg2%2%
Magnesium24 mg5%6%
Phosphorus43 mg
Potassium541 mg
Sodium4 mg
Copper0.09 mg
Selenium0.8 µg
Vitamins
Vitamin C23.2 mg29%36%
Thiamine (B1)0.06 mg3%4%
Riboflavin (B2)0.01 mg0%0%
Niacin (B3)1.04 mg6%7%
Vitamin B60.1 mg4%5%
Folate (B9)16 µg5%7%
Vitamin E (alpha-tocopherol)0.06 mg
Vitamin K12.1 µg

Values per 100 g of the edible portion. Source: Longvah T, Ananthan R, Bhaskarachary K, Venkaiah K. Indian Food Composition Tables 2017. National Institute of Nutrition, Indian Council of Medical Research, Hyderabad. Daily-need shares use the ICMR-NIN 2020 recommended dietary allowances for a 65 kg man and a 55 kg woman doing sedentary work (ICMR-NIN brief note). Nutrients IFCT did not analyse for this food are left out rather than shown as zero.

Cite this page

NNWA Nutrition and Wellness Academy. Potato: nutrition per 100 g. Data: Indian Food Composition Tables 2017, ICMR-National Institute of Nutrition. https://nnwa.in/foods/roots-and-tubers/potato/

04How it ranks

Where potato sits among Indian foods

Ranked per 100 g against the other 9 roots and tubers and every food in the tables.

Potato rankings by nutrient
NutrientPer 100 gIn roots and tubersAmong all foods
Potassium541 mg2nd of 1051st of 243
Vitamin C23.2 mg2nd of 1056th of 130
Omega-3 (alpha-linolenic acid)32 mg3rd of 10136th of 202
05Varieties and forms

Every form of potato in IFCT 2017

The tables analyse these separately. The figures above are for the row marked first.

Potato varieties compared per 100 g
FormEnergyProteinFibreIronCalcium
Potato, brown skin, big (shown above)70 kcal1.5 g1.7 g0.57 mg10 mg
Brown skin, small61 kcal1.4 g1.7 g0.53 mg9 mg
Red skin73 kcal1.8 g1.7 g0.66 mg9 mg
06In the Indian kitchen

How potato is eaten

  • Aloo sabzi for puri, the potato curry of north Indian breakfasts and temple kitchens.
  • Masala dosa filling and batata vada, both built on boiled potato tempered with mustard, turmeric and curry leaves.
  • Aloo posto, Bengal's potatoes cooked in a paste of poppy seeds.
  • Dum aloo with small potatoes, slow-cooked in a yoghurt and spice gravy in Kashmir and Punjab.
  • Boiled cubes in poha, bhel puri and chaat.
07Good to know

Before you plan around it

Potatoes that have turned green or sprouted contain solanine, a natural toxin; cut away green patches and sprouts generously, and discard potatoes that are green throughout. Deep-fried potatoes, from chips to French fries, soak up oil, and very high-heat frying forms acrylamide, so boiling, steaming or roasting is the better daily habit. Kidney patients on a potassium limit are often told to peel, dice and boil potatoes in plenty of water and discard it. Cooled boiled potato carries more resistant starch than hot potato.

Food composition is general information, not a diet plan. Anyone managing a medical condition should plan their diet with a doctor or a registered dietitian.

08Questions

What people ask about potato

Is potato bad for people with diabetes?

Not bad, but it is a starchy food. Potato has 14.9 g carbohydrate per 100 g, so a large serving counts like extra rice or roti. Smaller portions, the skin left on, and pairing with dal, curd and vegetables help. Plan carbohydrate with your doctor or dietitian.

Does potato make you fat?

Plain potato is moderate in energy, at 70 kcal per 100 g raw. Weight gain comes mostly from how it is cooked and how much is eaten: chips, fries, aloo tikki and paratha add a lot of fat. Boiled or roasted potato in a sensible portion fits a balanced diet.

Which potato has the most vitamin C?

Among the three types in IFCT 2017, small brown potatoes have the most vitamin C, 26.4 mg per 100 g, followed by red-skinned at 25.0 mg and big brown at 23.2 mg. All three are useful sources.

Should potatoes be eaten with the skin?

Yes, when the skin is clean and not green. The skin adds fibre and keeps more nutrients in during boiling. Scrub well under running water before cooking.

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