Sea Vegetable

Frond

Hijiki frond is the branched thallus of the brown alga as harvested—longer, more natural strands before factory snipping into retail “cut” lengths. Fresh or sun-dried fronds need sorting for grit, a thorough soak, and simmering until tender-chewy. Flavour is iodine-rich and slightly sweet once braised with soy and sugar. Coastal Japanese kitchens traditionally simmer hijiki with carrots, abura-age, and soy as a standard side. Longer fronds can be left more intact for texture contrast or chopped after cooking. As with all hijiki, respect intake guidance where inorganic arsenic is a concern, and rinse well before cooking.

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Quantity

Unit

Kg Liters Whole

Note

Explore further

Dried Branch

Simmered

Soaked

Characteristics

Preparations

CookedFreshPrepared

Traits

Culinary PartVersatile

Nutrition

Typical values per 100 g edible portion. Nutrient names open the reference page.

Nutrition Facts

Per 100 g edible portion

Calories 32.2

Amount per 100 g

Total Fat 0.47 g
Saturated Fat 0.1 g
Trans Fat 0 g
Monounsaturated Fat 0.11 g
Polyunsaturated Fat 0.2 g
Cholesterol 0 mg
Sodium 872 mg
Salt 2.66 g
Total Carbohydrate 6.18 g
Dietary Fibre 4.92 g
Total Sugars 0.48 g
Complex / starch 0.48 g
Protein 4.02 g
Water 77.8 g

Detailed nutrients

Energy 32.2 kcal
Water 77.8 g
Carbohydrates 6.18 g
- Sugars 0.48 g
- Starch 0.48 g
- Fibre 4.92 g
Protein 4.02 g
Fat 0.47 g
- Saturated Fat 0.1 g
- Monounsaturated Fat 0.11 g
- Polyunsaturated Fat 0.2 g
  - Omega-3 0.02 g
Vitamins 92.5 mg
- Vitamin A 15 µg
- Vitamin B1 — Thiamine 0.05 mg
- Vitamin B2 — Riboflavin 0.21 mg
- Vitamin B3 — Niacin 1.06 mg
- Vitamin B5 — Pantothenic Acid 0.32 mg
- Vitamin B6 0.05 mg
- Vitamin B7 — Biotin 2.1 µg
- Vitamin B9 — Folate 51.3 µg
- Vitamin C 2 mg
- Vitamin E 0.5 mg
- Vitamin K 19.9 µg
Minerals 1130 mg
- Major Minerals 1128 mg
  - Calcium 38 mg
  - Sodium 872 mg
  - Potassium 218 mg
- Trace Minerals 1.5 mg
  - Iron 1.5 mg
Salt 2.66 g

Vitamins

vitamin-c: 2 · vitamin-a: 15 · vitamin-b1-thiamine: 0.05 · vitamin-b2-riboflavin: 0.21 · vitamin-b3-niacin: 1.06 · vitamin-b5-pantothenic-acid: 0.32 · vitamin-b6: 0.05 · vitamin-b7-biotin: 2.1 · vitamin-b9-folate: 51.3 · vitamin-e: 0.5 · vitamin-k: 19.9 ·

Minerals

Sodium: 872.24 · Potassium: 218 · Calcium: 38 · Iron: 1.5 ·

Seaweed fronds are mineral- and fibre-rich with species-dependent iodine.

History

1800

Frond was separated in markets and kitchens as cooks specialised prep by plant or animal part.

1950

Retail packing made frond a familiar labelled form for home cooks.