Seaweed

Seaweed is a type of marine plant that grows in ocean waters and is classified into three main types: red, green, and brown seaweed. It is known for its various culinary applications and is often used in Asian cuisines, particularly in dishes like sushi, soups, and salads. Popular varieties include nori, wakame, and kombu, each offering distinct flavors and textures.

In terms of culinary uses, seaweed can be consumed fresh, dried, or as a seasoning. Nori sheets are commonly used to wrap sushi, while kombu is often added to broths for depth of flavor. Wakame is frequently used in miso soup or as a side salad. Seaweed nutrition is notable, as it is rich in vitamins A, C, E, and K, along with minerals such as iodine, calcium, and magnesium.

When considering how to cook seaweed, the preparation methods vary by type. Dried seaweed typically needs to be rehydrated before use, while fresh varieties can be cooked quickly or eaten raw. To store seaweed, keep it in a cool, dry place in an airtight container. Proper storage extends its shelf life, maintaining flavor and nutritional value.

Seaweed nutrition per 100g

Energy
Calories 44kcal 2%
Protein
Protein 1.68g 1%
Carbohydrates
Carbohydrates 10g 3%
Fiber 1.30g 3%
Sugar 0.60g 1%
Fat
Fat 0.56g 1%
Saturated 0.25g 1%
Cholesterol 0.00mg -
Vitamins
Vitamin A 6ug 1%
Choline 13mg 2%
Vitamin B1 0.05mg 4%
Vitamin B2 0.15mg 12%
Vitamin B3 0.47mg 3%
Vitamin B6 0.00mg 0%
Vitamin B9 180ug 45%
Vitamin B12 0.00ug 0%
Vitamin C 3.00mg 3%
Vitamin E 0.87mg 6%
Vitamin K 63ug 55%
Minerals
Calcium, Ca 170mg 13%
Copper, Cu 0.13mg 14%
Iron, Fe 2.85mg 26%
Magnesium, Mg 120mg 29%
Phosphorus, P 40mg 3%
Potassium, K 90mg 3%
Selenium, Se 0.70ug 1%
Sodium, Na 230mg 16%
Zinc, Zn 1.23mg 11%
Water
Water 80g -
* Percent Daily Values are based on a 2000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

Seaweed recipes

Fresh green quinoa bowl

A nutritious green quinoa bowl with kale and avocado.

28 Dec 2025

Leafy green and vegetable salad with lemon-tahini dressing

A refreshing leafy green salad with lemon-tahini dressing.

09 Feb 2026

Easy nori roll with cucumber, avocado, tofu and alfalfa seeds

Quick and healthy nori rolls with cucumber, avocado, and tofu.

16 Nov 2025

Apple veggie green smoothie

A nutritious Apple Veggie Green Smoothie packed with flavor.

18 Dec 2025

Seaweed onigiri balls

Enjoy simple and tasty seaweed onigiri balls as a snack or lunch.

03 Dec 2025

Spinach and seaweed smoothie shots

Nutritious spinach and seaweed smoothie shots with a zesty kick.

02 Dec 2025

Salmon nori rolls with brown rice

Enjoy healthy salmon nori rolls with brown rice at home.

14 Dec 2025

Miso soup with seaweed, onion and tofu

A comforting miso soup with seaweed, onion, and tofu.

18 Feb 2026

Blueberry almond coconut smoothie with cinnamon and seaweed

A nutritious blueberry almond coconut smoothie with cinnamon.

17 Nov 2025

Green super smoothie

Energize your morning with this nutritious Green Super Smoothie.

01 Feb 2026