Fish

Q: How many calories in 100g of fish?

About 187 calories, with roughly 20.3g of protein. 100g weighs about 100g. Use the slider above for any other portion.

One food. Every number that matters.

187

cal per 100 g

Portion explorer

How much are you eating?

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= 3.5 oz

Calories

187

Protein

20.3g

Carbs

Fat

11.7g

Protein 43% Carbs 0% Fat 57%

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Fish is 57% fat by calorie — almost all of it unsaturated.

Dense fuel, not junk. Fat is 9 cal/g vs 4 for protein or carbs — an ounce is a real portion, not a "handful."

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 187 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 fat1.87 g9%

Cholesterol61 mg20%

Sodium48 mg2%

Potassium370 mg8%

Calcium42 mg3%

Iron0.79 mg4%

Magnesium24 mg6%

Zinc0.52 mg5%

Vitamin C0 mg0%

Vitamin E1.49 mg10%

Vitamin A136 mcg15%

Vitamin B60.271 mg16%

Vitamin B127.38 mcg308%

Folate15 mcg4%

Niacin8.415 mg53%

Caffeine0 mg—

How it stacks

Compared to its neighbors.

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

Walrus

12 more calories per 100g.

Cal199 Protein19.2 g Fat13.6 g

Black Bear

32 fewer calories per 100g · -3g fat.

Cal155 Protein20.1 g Fat8.3 g

Walrus

62 fewer calories per 100g · -9g fat.

Cal125 Protein21 g Fat3 g

Common questions

The stuff people actually ask.

How many calories in 100g of fish?

About 187 calories, with roughly 20.3g 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: dense in unsaturated fat, fiber, and micronutrients — the "high calorie ≠ unhealthy" case in food form.

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