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Japanese royal fern, fiddleheads, dried, raw: Calories & Nutrition per 100 g (Japan's Official Food Table)

Last updated: 2026-09-17

Japanese royal fern, fiddleheads, dried, raw has 277 kcal per 100 g of edible portion, with 14.6 g protein, 0.6 g fat and 70.8 g carbohydrate, according to Japan's official Standard Tables of Food Composition.

Food number06122
Name in Japaneseぜんまい 干しぜんまい 干し若芽 乾
Food groupVegetables

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Nutrition per 100 g (edible portion)

Energy277 kcal
Water8.5 g
Protein14.6 g
Fat0.6 g
Carbohydrate (by difference)70.8 g
Dietary fibre34.8 g
Salt equivalent0.1 g
Sodium25 mg
Potassium2200 mg
Calcium150 mg
Iron7.7 mg
Vitamin C0 mg
Cholesterol(0) mg

How to read these numbers

Other forms of japanese royal fern

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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