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Longan vs. Crab — In-Depth Nutrition Comparison

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Summary of differences between longan and crab

  • Longan has more vitamin C, while crab has more vitamin B12, copper, zinc, phosphorus, vitamin B3, calcium, and magnesium.
  • Crab covers your daily need for vitamin B12, 139% more than longan.
  • Longan contains 25 times more vitamin C than crab. While longan contains 84mg of vitamin C, crab contains only 3.3mg.
  • Crab has a lower glycemic index. The glycemic index of crab is 0, while the glycemic index of longan is 45.

These are the specific foods used in this comparison Longans, raw and Crustaceans, crab, blue, canned.

Infographic

Longan vs Crab 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.
Longan
1
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.1% 0.3% 23% 4.9% 56% 1.4% 9% 0% 6.8% 0%
Crab
8
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%
Contains less SodiumSodium -100%
Contains more MagnesiumMagnesium +260%
Contains more CalciumCalcium +9000%
Contains more IronIron +284.6%
Contains more CopperCopper +381.7%
Contains more ZincZinc +7520%
Contains more PhosphorusPhosphorus +1014.3%
Contains more ManganeseManganese +42.3%
~equal in Potassium ~259mg

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.
Longan
3
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 280% 0% 0% 0% 7.8% 32% 5.6% 0% 0% 0% 0% 0% 0%
Crab
9
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%
Contains more Vitamin CVitamin C +2445.5%
Contains more Vitamin B1Vitamin B1 +34.8%
Contains more Vitamin B2Vitamin B2 +50.5%
Contains more Vitamin B3Vitamin B3 +815.7%
Contains more Vitamin B12Vitamin B12 +∞%
~equal in Vitamin D ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Longan
2
15% 83%
Protein: 1.31 g
Fats: 0.1 g
Carbs: 15.14 g
Water: 82.75 g
Other: 0.7 g
Crab
3
18% 80% 2%
Protein: 17.88 g
Fats: 0.74 g
Carbs: 0 g
Water: 79.69 g
Other: 1.69 g
Contains more CarbsCarbs +∞%
Contains more ProteinProtein +1264.9%
Contains more FatsFats +640%
Contains more OtherOther +141.4%
~equal in Water ~79.69g

Comparison summary table

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

All nutrients comparison - raw data values

Nutrient Longan Crab DV% diff.
Vitamin B12 0µg 3.33µg 139%
Vitamin C 84mg 3.3mg 90%
Selenium 42.9µg 78%
Copper 0.169mg 0.814mg 72%
Zinc 0.05mg 3.81mg 34%
Protein 1.31g 17.88g 33%
Cholesterol 0mg 97mg 32%
Phosphorus 21mg 234mg 30%
Sodium 0mg 563mg 24%
Vitamin B5 0.997mg 20%
Vitamin B3 0.3mg 2.747mg 15%
Choline 80.9mg 15%
Folate 51µg 13%
Vitamin E 1.84mg 12%
Vitamin B6 0.156mg 12%
Calcium 1mg 91mg 9%
Magnesium 10mg 36mg 6%
Iron 0.13mg 0.5mg 5%
Carbs 15.14g 0g 5%
Vitamin B2 0.14mg 0.093mg 4%
Fiber 1.1g 0g 4%
Polyunsaturated fat 0.258g 2%
Saturated fat 0.201g 1%
Calories 60kcal 83kcal 1%
Vitamin B1 0.031mg 0.023mg 1%
Manganese 0.052mg 0.074mg 1%
Fats 0.1g 0.74g 1%
Net carbs 14.04g 0g N/A
Potassium 266mg 259mg 0%
Vitamin A 1µg 0%
Vitamin K 0.3µg 0%
Trans fat 0g 0.014g N/A
Monounsaturated fat 0.129g 0%
Tryptophan 0.226mg 0%
Threonine 0.034mg 0.727mg 0%
Isoleucine 0.026mg 0.776mg 0%
Leucine 0.054mg 1.307mg 0%
Lysine 0.046mg 1.386mg 0%
Methionine 0.013mg 0.452mg 0%
Phenylalanine 0.03mg 0.708mg 0%
Valine 0.058mg 0.806mg 0%
Histidine 0.012mg 0.393mg 0%
Omega-3 - EPA 0.101g N/A
Omega-3 - DHA 0.067g N/A
Omega-3 - DPA 0.009g N/A
Omega-6 - Eicosadienoic acid 0.005g N/A

Which food is preferable for your diet?

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

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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
25%
Longan
56%
Crab
Minerals Daily Need Coverage Score
11%
Longan
89%
Crab

Comparison summary

Which food is lower in Cholesterol?
Longan
Longan is lower in Cholesterol (difference - 97mg)
Which food is lower in Sugar?
Longan
Longan is lower in Sugar (difference - 0g)
Which food contains less Sodium?
Longan
Longan contains less Sodium (difference - 563mg)
Which food is lower in Saturated fat?
Longan
Longan is lower in Saturated fat (difference - 0.201g)
Which food is cheaper?
Longan
Longan is cheaper (difference - $10.6)
Which food is lower in glycemic index?
Crab
Crab is lower in glycemic index (difference - 45)
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. Longan - https://fdc.nal.usda.gov/fdc-app.html#/food-details/169089/nutrients
  2. Crab - https://fdc.nal.usda.gov/fdc-app.html#/food-details/171966/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.