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Yam, white yam, tuberous root, raw: Calories & Nutrition per 100 g (Japan's Official Food Table)

Last updated: 2026-09-17

Yam, white yam, tuberous root, raw has 102 kcal per 100 g of edible portion, with 2.6 g protein, 0.1 g fat and 25.0 g carbohydrate, according to Japan's official Standard Tables of Food Composition.

Food number02027
Name in Japanese<いも類> (やまのいも類) だいじょ 塊根 生
Food groupPotatoes and starches
Refuse (inedible part)15 %

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Nutrition per 100 g (edible portion)

Energy102 kcal
Water71.2 g
Protein2.6 g
Fat0.1 g
Carbohydrate (by difference)25.0 g
Dietary fibre2.2 g
Salt equivalent0.1 g
Sodium20 mg
Potassium490 mg
Calcium14 mg
Iron0.7 mg
Vitamin C17 mg
Cholesterol(0) mg

How to read these numbers

Other forms of yam

Source: Ministry of Education, Culture, Sports, Science and Technology (MEXT), Standard Tables of Food Composition in Japan (Eighth Revised Edition), 2023 supplement; English food names from the official English edition (2015). Compiled and reformatted by this website. This page is general information, not dietary or medical advice.

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