Fish

Q: How many calories in 100g of fish?

About 378 calories, with roughly 62.1g of protein. 100g weighs about 100g. Use the slider above for any other portion.

One food. Every number that matters.

378

cal per 100 g

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= 3.5 oz

Calories

378

Protein

62.1g

Carbs

Fat

14.4g

Protein 66% Carbs 0% Fat 34%

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Fish is basically 66% 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.

Reverse calculator

Work backwards from your target.

To hit grams of protein, eat:

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For calories, eat:

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Burn it off

What per 100 g costs.

Minutes for a 155 lb (70 kg) adult to burn 378 cal. Adjust down for lighter, up for heavier.

Walking

108

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.

Fiber0 g0%

Sugar0 g—

Saturated fat2.395 g12%

Cholesterol214 mg71%

Sodium190 mg8%

Potassium910 mg19%

Calcium155 mg12%

Iron2.2 mg12%

Magnesium68 mg16%

Zinc1.4 mg13%

Vitamin C0 mg0%

Vitamin E0.82 mg5%

Vitamin A16 mcg2%

Vitamin B60.681 mg40%

Vitamin B1228.6 mcg1192%

Folate12 mcg3%

Niacin14.65 mg92%

Caffeine0 mg—

How it stacks

Compared to its neighbors.

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

Caribou

52 fewer calories per 100g · -51g protein.

Cal326 Protein10.8 g Fat31.4 g

Whale

87 fewer calories per 100g · -42g protein.

Cal291 Protein19.6 g Fat23.3 g

Caribou

118 fewer calories per 100g · -48g protein.

Cal260 Protein13.7 g Fat22.8 g

Common questions

The stuff people actually ask.

How many calories in 100g of fish?

About 378 calories, with roughly 62.1g of protein. 100g weighs about 100g. Use the slider above for any other portion.

Is fish 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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