Evidence-aware nutrition guide for Kombu (Kelp).Values are approximate per 100 g unless stated otherwise.
Kombu (Kelp) vegetableAvailable year-round
Vegetable guide · values per 100 g (3.5 oz)

Kombu (Kelp) Nutrition Facts, Vitamins and Benefits

Kombu (Kelp) (Laminaria spp. / Saccharina spp.) is included in the Topraktan Bilgiler vegetable library. Per 100 g it provides approximately 43 kcal and includes 180 µg folate, 121 mg magnesium, 168 mg calcium. Values can vary with variety, ripeness, growing conditions and preparation.

180 µg folate121 mg magnesium168 mg calcium2.9 mg iron
Energy43 kcal
Fiber1.3 g
Vitamin C3 mg
Potassium89 mg

Kombu (Kelp) benefits and place in a balanced diet

  • A 100 g portion provides approximately 43 kcal; portion size and preparation affect total energy intake.
  • Its approximately 81.6 g of water per 100 g contributes to total fluid intake.
  • Its approximately 1.3 g of dietary fiber per 100 g contributes to fiber intake; a fiber-containing diet can support normal bowel function and fullness.
  • About 3 mg of vitamin C per 100 g contributes to normal immune function, collagen formation and the absorption of iron from plant foods.
  • About 66 µg of vitamin K per 100 g contributes to normal blood clotting and the maintenance of normal bones.
  • Its recorded folate content contributes to normal blood formation, cell division and homocysteine metabolism.
  • About 0.87 mg of vitamin E per 100 g contributes to the protection of cells from oxidative stress.
  • About 168 mg of calcium per 100 g contributes to the maintenance of normal bones and teeth, muscle function and nerve transmission.
  • About 89 mg of potassium per 100 g contributes to normal muscle and nervous-system function and the maintenance of normal blood pressure.
  • About 121 mg of magnesium per 100 g contributes to normal energy metabolism and muscle and nervous-system function.
  • About 2.9 mg of iron per 100 g contributes to normal red-blood-cell and haemoglobin formation and oxygen transport. Absorption of plant iron varies with the meal.
  • No single food prevents or treats disease. The nutritional value of kombu (kelp) depends on portion size, variety, ripeness and the overall eating pattern.

Kombu (Kelp) nutrition facts

The table covers calories, macronutrients, vitamins, minerals, fatty acids and amino acids where a measured value is available. Values are shown per 100 g and for a 100 g reference serving.

Kombu (Kelp) vitamins, minerals and nutrition facts
NutrientPer 100 g100 g serving
Core values and macronutrients
Energy43 kcal43 kcal
Water81.6 g81.6 g
Protein1.7 g1.7 g
Total fat0.56 g0.56 g
Saturated fat0.247 g0.247 g
Monounsaturated fat0.098 g0.098 g
Polyunsaturated fat0.047 g0.047 g
Carbohydrate9.6 g9.6 g
Dietary fiber1.3 g1.3 g
Total sugars0.6 g0.6 g
Ash6.6 g6.6 g
Cholesterol0 mg0 mg
Minerals
Calcium168 mg168 mg
Iron2.9 mg2.9 mg
Magnesium121 mg121 mg
Phosphorus42 mg42 mg
Potassium89 mg89 mg
Sodium233 mg233 mg
Zinc1.2 mg1.2 mg
Copper0.13 mg0.13 mg
Manganese0.2 mg0.2 mg
Selenium0.7 µg0.7 µg
Vitamins and vitamin-like compounds
Vitamin C3 mg3 mg
Vitamin B1 (Thiamin)0.05 mg0.05 mg
Vitamin B2 (Riboflavin)0.15 mg0.15 mg
Vitamin B3 (Niacin)0.47 mg0.47 mg
Vitamin B5 (Pantothenic acid)0.642 mg0.642 mg
Vitamin B60.002 mg0.002 mg
Vitamin B9 (Folate)180 µg180 µg
Folic acid0 µg0 µg
Food folate180 µg180 µg
Folate, DFE180 µg DFE180 µg DFE
Choline12.8 mg12.8 mg
Vitamin B120 µg0 µg
Vitamin A6 µg RAE6 µg RAE
Retinol0 µg0 µg
Beta-carotene70 µg70 µg
Alpha-carotene0 µg0 µg
Beta-cryptoxanthin0 µg0 µg
Lycopene0 µg0 µg
Lutein + zeaxanthin0 µg0 µg
Vitamin E0.87 mg0.87 mg
Vitamin D0 µg0 µg
Vitamin K66 µg66 µg
Fatty acids
Omega-30.004 g0.004 g
Omega-60.02 g0.02 g
Amino acids
Tryptophan0.048 g0.048 g
Threonine0.055 g0.055 g
Isoleucine0.076 g0.076 g
Leucine0.083 g0.083 g
Lysine0.082 g0.082 g
Methionine0.025 g0.025 g
Cystine0.098 g0.098 g
Phenylalanine0.043 g0.043 g
Tyrosine0.026 g0.026 g
Valine0.072 g0.072 g
Arginine0.065 g0.065 g
Histidine0.024 g0.024 g
Alanine0.122 g0.122 g
Aspartic acid0.125 g0.125 g
Glutamic acid0.268 g0.268 g
Glycine0.1 g0.1 g
Proline0.073 g0.073 g
Serine0.098 g0.098 g
Vitamin details
Vitamin K1 (Phylloquinone)66 µg66 µg
Fatty-acid details
Trans fat0 g0 g
Linoleic acid0.02 g0.02 g
EPA0.004 g0.004 g
DHA0 g0 g

How many calories are in Kombu (Kelp)?

100 g (about 3.5 oz) provides approximately 43 kcal. A 100 g reference serving provides approximately 43 kcal. Values vary with variety, ripeness and preparation.

How to use Kombu (Kelp) in the kitchen

Kombu (Kelp) can be used raw when food-safe or prepared by steaming, roasting, sautéing, simmering or adding to soups and salads, depending on the ingredient.

Cooking, peeling, draining and added oil or sugar can change nutrition values. The calculator scales the recorded reference values by weight.

Direct USDA records are used where available; closest-profile entries are explicitly labelled and remain approximate. Blank fields mean that the source did not report a value. General information only; not medical advice. Primary composition reference: USDA FoodData Central.