How many calories are in raw blue crab?

3 oz (85 g): 74 calories; protein: 15.4 g, carbohydrates: 0.034 g, fat: 0.92 g.

How much protein is in raw blue crab?

18.1 g per 100 g. Its estimated share of calories is 83%, using 4 kcal per gram of protein.

How many net carbs are in raw blue crab?

0.04 g per 100 g. Calculated as carbohydrate minus fiber, floored at zero.

Raw blue crab

USDA name: Crustaceans, crab, blue, raw

74 calories in 3 oz (85 g). Per 100 g, protein: 18.1 g, carbohydrates: 0.04 g, fat: 1.1 g.

Serving

= 85 g

Raw blue crab, 3 oz

74 calories

Protein: 15.4 g
Carbs: 0.034 g
Fat: 0.92 g
Fiber: 0 g
Sugars: —

Nutrition Facts

Serving size3 oz (85 g)

Amount per serving
Calories74

% Daily Value*

Total Fat 0.92 g1%

Saturated Fat 0.19 g1%

Cholesterol 66.3 mg22%

Sodium 249 mg11%

Total Carbohydrate 0.034 g0%

Dietary Fiber 0 g0%

Protein 15.4 g

Calcium 75.7 mg6%

Iron 0.63 mg3%

Potassium 280 mg6%

* The % Daily Value tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice. — means not reported. Estimates use the assumptions explained on this page.

vitamins

% of the Daily Value in this serving

Vitamin B12319% 7.7 µg
Niacin (B3)14% 2.3 mg
Folate9% 37.4 µg
Vitamin B68% 0.13 mg
Pantothenic acid (B5)6% 0.3 mg
Thiamin (B1)6% 0.068 mg
Vitamin C3% 2.5 mg
Riboflavin (B2)3% 0.034 mg

Little or none: Vitamin A.

minerals

% of the Daily Value in this serving

Copper63% 0.57 mg
Selenium58% 31.8 µg
Zinc27% 3 mg
Phosphorus16% 195 mg
Sodium11% 249 mg
Magnesium7% 28.9 mg
Potassium6% 280 mg
Calcium6% 75.7 mg
Manganese6% 0.13 mg
Iron3% 0.63 mg

Amino acids

Grams in this serving. Essential amino acids are marked •

Glutamic acid2.6 g
Aspartic acid1.6 g
Arginine1.3 g
Lysine•1.3 g
Leucine•1.2 g
Glycine0.93 g
Alanine0.87 g
Isoleucine•0.74 g
Valine•0.72 g
Phenylalanine•0.65 g
Threonine•0.62 g
Serine0.6 g
Tyrosine0.51 g
Proline0.51 g
Methionine•0.43 g
Histidine•0.31 g
Tryptophan•0.21 g
Cystine0.17 g

How it compares

Against other records in Finfish and Shellfish Products, per 100 g. Each nutrient uses only records with a value; matching values are counted separately. Percentages are rounded.

Calcium
Higher than 86%
Same value as 0 of 287 other records.
leastmost
Vitamin C
Higher than 86%
Same value as 0 of 258 other records.
leastmost
Calories
Lower than 79%
Same value as 3 of 287 other records.
leastmost
Carbohydrates
Higher than 75%
Same value as 0 of 287 other records.
leastmost
Total fat
Lower than 72%
Same value as 0 of 287 other records.
leastmost
Sodium
Higher than 72%
Same value as 0 of 287 other records.
leastmost

Questions

How many calories are in raw blue crab?: 3 oz (85 g): 74 calories; protein: 15.4 g, carbohydrates: 0.034 g, fat: 0.92 g.
How much protein is in raw blue crab?: 18.1 g per 100 g. Its estimated share of calories is 83%, using 4 kcal per gram of protein.
How many net carbs are in raw blue crab?: 0.04 g per 100 g. Calculated as carbohydrate minus fiber, floored at zero.

Similar foods

All 74 reported nutrients, per 100 g+

Water	79 g
Energy	87 kcal
Energy	364 kj
Protein	18.1 g
Total lipid (fat)	1.1 g
Ash	1.8 g
Carbohydrate, by difference	0.04 g
Fiber, total dietary	0 g
Calcium, Ca	89 mg
Iron, Fe	0.74 mg
Magnesium, Mg	34 mg
Phosphorus, P	229 mg
Potassium, K	329 mg
Sodium, Na	293 mg
Zinc, Zn	3.5 mg
Copper, Cu	0.67 mg
Manganese, Mn	0.15 mg
Selenium, Se	37.4 µg
Vitamin C, total ascorbic acid	3 mg
Thiamin	0.08 mg
Riboflavin	0.04 mg
Niacin	2.7 mg
Pantothenic acid	0.35 mg
Vitamin B-6	0.15 mg
Folate, total	44 µg
Folic acid	0 µg
Folate, food	44 µg
Folate, DFE	44 µg
Vitamin B-12	9 µg
Vitamin A, RAE	2 µg
Retinol	2 µg
Vitamin A, IU	5 iu
Fatty acids, total saturated	0.22 g
SFA 4:0	0 g
SFA 6:0	0 g
SFA 8:0	0 g
SFA 10:0	0 g
SFA 12:0	0 g
SFA 14:0	0 g
SFA 16:0	0.14 g
SFA 18:0	0.081 g
Fatty acids, total monounsaturated	0.19 g
MUFA 16:1	0.059 g
MUFA 18:1	0.1 g
MUFA 20:1	0.029 g
MUFA 22:1	0 g
Fatty acids, total polyunsaturated	0.39 g
PUFA 18:2	0.012 g
PUFA 18:3	0 g
PUFA 18:4	0 g
PUFA 20:4	0.055 g
PUFA 20:5 n-3 (EPA)	0.17 g
PUFA 22:5 n-3 (DPA)	0 g
PUFA 22:6 n-3 (DHA)	0.15 g
Cholesterol	78 mg
Tryptophan	0.25 g
Threonine	0.73 g
Isoleucine	0.88 g
Leucine	1.4 g
Lysine	1.6 g
Methionine	0.51 g
Cystine	0.2 g
Phenylalanine	0.76 g
Tyrosine	0.6 g
Valine	0.85 g
Arginine	1.6 g
Histidine	0.37 g
Alanine	1 g
Aspartic acid	1.9 g
Glutamic acid	3.1 g
Glycine	1.1 g
Proline	0.59 g
Serine	0.71 g
Alcohol, ethyl	0 g

Source: USDA SR Legacy: the Standard Reference database, USDA's classic nutrient tables. FDC ID 174204, published 2019-04-01. Daily Values are the FDA's for adults and children 4 years and older. How we process USDA's data.