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Crab vs. Shrimp — In-Depth Nutrition Comparison

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Important differences between crab and shrimp

  • Crab has more copper and zinc than shrimp.
  • Crab's daily need coverage for copper is 48% more.
  • Crab contains 5 times more sodium than shrimp. Crab contains 563mg of sodium, while shrimp contains 111mg.
  • Shrimp has a higher glycemic index. The glycemic index of shrimp is 50, while the glycemic index of crab is 0.

The food varieties used in the comparison are Crustaceans, crab, blue, canned and Crustaceans, shrimp, cooked (not previously frozen).

Infographic

Crab vs Shrimp infographic
Infographic link

Mineral Comparison

Mineral comparison score is based on the number of minerals by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Crab
5
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 26% 27% 23% 19% 271% 104% 100% 73% 9.7% 234%
Shrimp
1
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 28% 21% 23% 19% 126% 45% 102% 14% 4.3% 0%
Contains more CalciumCalcium +30%
Contains more CopperCopper +114.8%
Contains more ZincZinc +132.3%
Contains more ManganeseManganese +124.2%
Contains more SeleniumSelenium +∞%
Contains less SodiumSodium -80.3%
~equal in Magnesium ~39mg
~equal in Potassium ~259mg
~equal in Iron ~0.51mg
~equal in Phosphorus ~237mg

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Crab
12
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 11% 0.33% 37% 0% 5.8% 21% 52% 60% 36% 416% 0.75% 38% 44%
Shrimp
0
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate Choline Choline 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin EVitamin E +∞%
Contains more Vitamin B1Vitamin B1 +∞%
Contains more Vitamin B2Vitamin B2 +∞%
Contains more Vitamin B3Vitamin B3 +∞%
Contains more Vitamin B5Vitamin B5 +∞%
Contains more Vitamin B6Vitamin B6 +∞%
Contains more Vitamin B12Vitamin B12 +∞%
Contains more Vitamin KVitamin K +∞%
Contains more FolateFolate +∞%
Contains more CholineCholine +∞%
~equal in Vitamin D ~µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Crab
3
18% 80% 2%
Protein: 17.88 g
Fats: 0.74 g
Carbs: 0 g
Water: 79.69 g
Other: 1.69 g
Shrimp
2
24% 74%
Protein: 23.98 g
Fats: 0.28 g
Carbs: 0.2 g
Water: 74.33 g
Other: 1.21 g
Contains more FatsFats +164.3%
Contains more OtherOther +39.7%
Contains more ProteinProtein +34.1%
Contains more CarbsCarbs +∞%
~equal in Water ~74.33g

Fat Type Comparison

Fat type breakdown side-by-side comparison
Crab
2
34% 22% 44%
Saturated fat: Sat. Fat 0.201 g
Monounsaturated fat: Mono. Fat 0.129 g
Polyunsaturated fat: Poly. Fat 0.258 g
Shrimp
1
31% 26% 43%
Saturated fat: Sat. Fat 0.056 g
Monounsaturated fat: Mono. Fat 0.048 g
Polyunsaturated fat: Poly. Fat 0.079 g
Contains more Mono. FatMonounsaturated fat +168.8%
Contains more Poly. FatPolyunsaturated fat +226.6%
Contains less Sat. FatSaturated fat -72.1%

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Crab Shrimp
Lower in Sugar ok
Lower in Sodium ok
Lower in Saturated fat ok
Lower in price ok
Lower in Cholesterol ok
Lower in Glycemic Index ok
Rich in minerals ok
Rich in vitamins ok

All nutrients comparison - raw data values

Nutrient Crab Shrimp DV% diff.
Vitamin B12 3.33µg 139%
Selenium 42.9µg 78%
Copper 0.814mg 0.379mg 48%
Cholesterol 97mg 189mg 31%
Sodium 563mg 111mg 20%
Vitamin B5 0.997mg 20%
Zinc 3.81mg 1.64mg 20%
Vitamin B3 2.747mg 17%
Choline 80.9mg 15%
Folate 51µg 13%
Vitamin E 1.84mg 12%
Vitamin B6 0.156mg 12%
Protein 17.88g 23.98g 12%
Vitamin B2 0.093mg 7%
Vitamin C 3.3mg 4%
Calcium 91mg 70mg 2%
Manganese 0.074mg 0.033mg 2%
Vitamin B1 0.023mg 2%
Saturated fat 0.201g 0.056g 1%
Polyunsaturated fat 0.258g 0.079g 1%
Calories 83kcal 99kcal 1%
Fats 0.74g 0.28g 1%
Magnesium 36mg 39mg 1%
Carbs 0g 0.2g 0%
Net carbs 0g 0.2g N/A
Potassium 259mg 259mg 0%
Iron 0.5mg 0.51mg 0%
Phosphorus 234mg 237mg 0%
Vitamin A 1µg 0%
Vitamin K 0.3µg 0%
Trans fat 0.014g 0.002g N/A
Monounsaturated fat 0.129g 0.048g 0%
Tryptophan 0.226mg 0%
Threonine 0.727mg 0%
Isoleucine 0.776mg 0%
Leucine 1.307mg 0%
Lysine 1.386mg 0%
Methionine 0.452mg 0%
Phenylalanine 0.708mg 0%
Valine 0.806mg 0%
Histidine 0.393mg 0%
Omega-3 - EPA 0.101g 0.015g N/A
Omega-3 - DHA 0.067g 0.015g N/A
Omega-3 - ALA 0.001g N/A
Omega-3 - DPA 0.009g 0.001g N/A
Omega-6 - Dihomo-gamma-linoleic acid 0.001g N/A
Omega-6 - Eicosadienoic acid 0.005g 0.002g N/A
Omega-6 - Linoleic acid 0.018g N/A

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Crab Shrimp
Low Calories diet ok
Low Fats diet ok
Low Carbs diet ok
Low Glycemic Index diet ok

Vitamins & Minerals Daily Need Coverage Score

The summary scores indicate the extent to which this food can fulfill your daily vitamin and mineral requirements if you consume 3 servings, consisting of 100 grams of each (an approximation of 3 serving sizes).
Vitamins Daily Need Coverage Score
56%
Crab
0%
Shrimp
Minerals Daily Need Coverage Score
89%
Crab
38%
Shrimp

Comparison summary

Which food is lower in Sugar?
Shrimp
Shrimp is lower in Sugar (difference - 0g)
Which food contains less Sodium?
Shrimp
Shrimp contains less Sodium (difference - 452mg)
Which food is lower in Saturated fat?
Shrimp
Shrimp is lower in Saturated fat (difference - 0.145g)
Which food is cheaper?
Shrimp
Shrimp is cheaper (difference - $5)
Which food is lower in Cholesterol?
Crab
Crab is lower in Cholesterol (difference - 92mg)
Which food is lower in glycemic index?
Crab
Crab is lower in glycemic index (difference - 50)
Which food is richer in minerals?
Crab
Crab is relatively richer in minerals
Which food is richer in vitamins?
Crab
Crab is relatively richer in vitamins

References

All the values for which the sources are not specified explicitly are taken from FDA’s Food Central. The exact link to the food presented on this page can be found below.

  1. Crab - https://fdc.nal.usda.gov/fdc-app.html#/food-details/171966/nutrients
  2. Shrimp - https://fdc.nal.usda.gov/fdc-app.html#/food-details/175180/nutrients

All the Daily Values are presented for males aged 31-50, for 2000-calorie diets.

Data provided by FoodStruct.com should be considered and used as information only. Please consult your physician before beginning any diet.