How Many Crab for 40g of Protein?

You need about 224 g of crab (7.9 oz), about 5 1/2 crab, to get 40 g of protein.

That amount has 186 calories, 1.7 g of fat and 0 g of carbohydrates. Crab gets 91% of its calories from protein, at 18 g of protein per 100 g.

Crab Calorie Calculator

TargetOf

224g

224 g of crab gives 40 g of protein.

Protein40 g91% of calories

Fat1.7 g9% of calories

Carbs0 g0% of calories

9% of a 2,000 calorie day

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How much crab for other protein targets

Target	Weight	About	Calories
20 g protein	112 g	3 crab	93
30 g protein	168 g	4 crab	139
40 g protein	224 g	5 1/2 crab	186

Crab calories by serving size

Common amounts of crab with calories and macros. Tap a row for its full nutrition page.

Serving	Weight	Calories	Protein	Fat
1 leg	15 g	12	2.7 g	0.1 g
1 claw	15 g	12	2.7 g	0.1 g
1 oz	28 g	24	5.1 g	0.2 g
2 legs	30 g	25	5.4 g	0.2 g
2 claws	30 g	25	5.4 g	0.2 g
1 crab	40 g	33	7.2 g	0.3 g
50g	50 g	42	8.9 g	0.4 g
1/2 cup	68 g	56	12 g	0.5 g
2 crab	80 g	66	14 g	0.6 g
100g	100 g	83	18 g	0.7 g
4 oz	113 g	94	20 g	0.8 g
1 cup	135 g	112	24 g	1 g
200g	200 g	166	36 g	1.5 g

Crab vs similar foods

Calories per 100 g compared with other fish and seafood.

Raw Blue Crab87

Raw Dungeness Crab86

Raw Alaska King Crab84

Crab83

Canned Crab83

Canned Blue Crab83

Cooked Blue Crab83

Crab: common questions

How much crab has 40g of protein?

About 224 g of crab (about 5 1/2 crab) has 40 g of protein.

How many calories are in 40g of protein from crab?

Getting 40 g of protein from crab comes with 186 calories.

How much protein is in 100 g of crab?

100 g of crab has 18 g of protein.

More about crab

Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2706344. Original description: Crab. Portion weights are USDA household measures.