Seaweed

Q: How many calories in cup of seaweed?

About 325 calories, with roughly 64.4g of protein. cup weighs about 112g. Use the slider above for any other portion.

Fiber, water, and the vitamins nothing else brings.

290

cal per 100 g

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= 4.0 oz

Calories

325

Protein

64.4g

Carbs

26.8g

Fat

8.6g

Protein 58% Carbs 24% Fat 18%

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Seaweed is basically 58% protein by calorie. Not many foods in the aisle read that clean.

Cottage cheese, skyr, and canned tuna hit the same range. Most things marketed as "high protein" land in the 30–45% band.

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Burn it off

What per 100 g costs.

Minutes for a 155 lb (70 kg) adult to burn 290 cal. Adjust down for lighter, up for heavier.

Walking

min · 3.5 mph

Cycling

min · easy pace

Jogging

min · 5 mph

Swimming

min · freestyle

Estimates from the Compendium of Physical Activities. Real burn depends on weight, intensity, and fitness.

Full nutrient panel · per 100 g

What else is in there.

From USDA FoodData Central (SR Legacy). %DV against the FDA 2,000-calorie reference.

Fiber3.6 g13%

Sugar3.1 g—

Saturated fat2.65 g13%

Cholesterol0 mg0%

Sodium1048 mg46%

Potassium1363 mg29%

Calcium120 mg9%

Iron28.5 mg158%

Magnesium195 mg46%

Zinc2 mg18%

Vitamin C10.1 mg11%

Vitamin E5 mg33%

Vitamin A29 mcg3%

Vitamin D0 mcg0%

Vitamin B60.364 mg21%

Vitamin B120 mcg0%

Folate94 mcg24%

Niacin12.82 mg80%

Caffeine0 mg—

How it stacks

Compared to its neighbors.

per 100 g, as-served. Same portion, honest comparison.

Tomato

32 fewer calories per 100g · -43g protein.

Cal258 Protein14.1 g Fat3 g

Potato Flour

67 more calories per 100g · -51g protein.

Cal357 Protein6.9 g Fat0.3 g

Lentils

184 fewer calories per 100g · -49g protein.

Cal106 Protein9 g Fat0.6 g

Common questions

The stuff people actually ask.

How many calories in cup of seaweed?

About 325 calories, with roughly 64.4g of protein. cup weighs about 112g. Use the slider above for any other portion.

Is seaweed actually healthy, or is that marketing?

By the numbers on this page: high protein, low fat, near zero sugar. Hard to argue with.

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