Fish

Q: How many calories in 100g of fish?

About 116 calories, with roughly 20.7g of protein. 100g weighs about 100g. Use the slider above for any other portion.

One food. Every number that matters.

116

cal per 100 g

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= 3.5 oz

Calories

116

Protein

20.7g

Carbs

Fat

3.7g

Protein 71% Carbs 0% Fat 29%

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Fish is basically 71% 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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Burn it off

What per 100 g costs.

Minutes for a 155 lb (70 kg) adult to burn 116 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.

Fiber0 g0%

Sugar0 g—

Saturated fat0.547 g3%

Cholesterol59 mg20%

Sodium59 mg3%

Potassium370 mg8%

Calcium7 mg1%

Iron0.56 mg3%

Magnesium26 mg6%

Zinc0.54 mg5%

Vitamin C0 mg0%

Vitamin E0.49 mg3%

Vitamin A32 mcg4%

Vitamin B60.189 mg11%

Vitamin B128.08 mcg337%

Folate18 mcg5%

Niacin8.79 mg55%

Caffeine0 mg—

How it stacks

Compared to its neighbors.

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

Caribou

Almost identical calories · -6g protein.

Cal122 Protein15 g Fat3.9 g

Walrus

Almost identical calories.

Cal125 Protein21 g Fat3 g

Fish

19 fewer calories per 100g · -9g protein.

Cal97 Protein11.7 g Fat5.3 g

Common questions

The stuff people actually ask.

How many calories in 100g of fish?

About 116 calories, with roughly 20.7g 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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