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  6. Oysters vs. Crayfish

Oysters vs. Crayfish — In-Depth Nutrition Comparison

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A recap on differences between Oysters and Crayfish

  • Oysters is higher in Zinc, Vitamin B12, Copper, Iron, Choline, Vitamin B2, and Calcium, yet Crayfish is higher in Phosphorus, and Folate.
  • Oysters covers your daily Zinc needs 699% more than Crayfish.
  • Oysters contains 11 times more Iron than Crayfish. While Oysters contains 9.21mg of Iron, Crayfish contains only 0.83mg.
  • The amount of Cholesterol in Oysters is lower.

Food varieties used in this article are Mollusks, oyster, eastern, wild, cooked, moist heat and Crustaceans, crayfish, mixed species, wild, cooked, moist heat.

Infographic

Oysters vs Crayfish 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.
Oysters
Oysters
7
:
3
Crayfish
Crayfish
Contains more Calcium +93.3%
Contains more Iron +1009.6%
Contains more Zinc +4365.9%
Contains more Copper +733.1%
Contains more Manganese +13.2%
Contains more Phosphorus +39.2%
Contains more Potassium +112.9%
Contains less Sodium -43.4%
Equal in Magnesium - 33
Equal in Selenium - 36.7
Oysters
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 35% 346% 25% 84% 13% 22% 2144% 1903% 78% 216%
Crayfish
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 18% 32% 24% 116% 27% 13% 48% 229% 69% 201%
Contains more Calcium +93.3%
Contains more Iron +1009.6%
Contains more Zinc +4365.9%
Contains more Copper +733.1%
Contains more Manganese +13.2%
Contains more Phosphorus +39.2%
Contains more Potassium +112.9%
Contains less Sodium -43.4%
Equal in Magnesium - 33
Equal in Selenium - 36.7

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.
Oysters
Oysters
5
:
6
Crayfish
Crayfish
Contains more Vitamin A +76%
Contains more Vitamin E +13.3%
Contains more Vitamin B2 +111.8%
Contains more Vitamin B12 +714%
Contains more Vitamin K +1900%
Contains more Vitamin C +∞%
Contains more Vitamin B1 +38.9%
Contains more Vitamin B3 +23.2%
Contains more Vitamin B5 +29.8%
Contains more Vitamin B6 +24.6%
Contains more Folate +214.3%
Oysters
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 6% 34% 0% 0% 9% 42% 35% 27% 15% 11% 2188% 5%
Crayfish
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 3% 30% 0% 3% 13% 20% 43% 35% 18% 33% 269% 1%
Contains more Vitamin A +76%
Contains more Vitamin E +13.3%
Contains more Vitamin B2 +111.8%
Contains more Vitamin B12 +714%
Contains more Vitamin K +1900%
Contains more Vitamin C +∞%
Contains more Vitamin B1 +38.9%
Contains more Vitamin B3 +23.2%
Contains more Vitamin B5 +29.8%
Contains more Vitamin B6 +24.6%
Contains more Folate +214.3%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Oysters
Oysters
2
:
3
Crayfish
Crayfish
Contains more Fats +185%
Contains more Carbs +∞%
Contains more Protein +46.8%
Contains more Other +75%
Equal in Water - 79.37
Oysters
11% 3% 5% 78%
Protein: 11.42 g
Fats: 3.42 g
Carbs: 5.45 g
Water: 78.19 g
Other: 1.52 g
Crayfish
17% 79% 3%
Protein: 16.77 g
Fats: 1.2 g
Carbs: 0 g
Water: 79.37 g
Other: 2.66 g
Contains more Fats +185%
Contains more Carbs +∞%
Contains more Protein +46.8%
Contains more Other +75%
Equal in Water - 79.37

Fat Type Comparison

Fat type breakdown side-by-side comparison
Oysters
Oysters
2
:
1
Crayfish
Crayfish
Contains more Monounsaturated Fat +107.4%
Contains more Polyunsaturated fat +187.7%
Contains less Saturated Fat -80.9%
Oysters
38% 20% 42%
Saturated Fat: 0.948 g
Monounsaturated Fat: 0.506 g
Polyunsaturated fat: 1.056 g
Crayfish
23% 31% 46%
Saturated Fat: 0.181 g
Monounsaturated Fat: 0.244 g
Polyunsaturated fat: 0.367 g
Contains more Monounsaturated Fat +107.4%
Contains more Polyunsaturated fat +187.7%
Contains less Saturated Fat -80.9%

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Oysters Crayfish
Rich in minerals ok
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 Equal
Rich in vitamins Equal

All nutrients comparison - raw data values

Nutrient Oysters Crayfish Opinion
Net carbs 5.45g 0g Oysters
Protein 11.42g 16.77g Crayfish
Fats 3.42g 1.2g Oysters
Carbs 5.45g 0g Oysters
Calories 102kcal 82kcal Oysters
Starch 0.9g Oysters
Sugar 1.23g 0g Crayfish
Calcium 116mg 60mg Oysters
Iron 9.21mg 0.83mg Oysters
Magnesium 35mg 33mg Oysters
Phosphorus 194mg 270mg Crayfish
Potassium 139mg 296mg Crayfish
Sodium 166mg 94mg Crayfish
Zinc 78.6mg 1.76mg Oysters
Copper 5.707mg 0.685mg Oysters
Manganese 0.591mg 0.522mg Oysters
Selenium 39.5µg 36.7µg Oysters
Vitamin A 88IU 50IU Oysters
Vitamin A RAE 26µg 15µg Oysters
Vitamin E 1.7mg 1.5mg Oysters
Vitamin D 2IU 0IU Oysters
Vitamin C 0mg 0.9mg Crayfish
Vitamin B1 0.036mg 0.05mg Crayfish
Vitamin B2 0.18mg 0.085mg Oysters
Vitamin B3 1.85mg 2.28mg Crayfish
Vitamin B5 0.447mg 0.58mg Crayfish
Vitamin B6 0.061mg 0.076mg Crayfish
Folate 14µg 44µg Crayfish
Vitamin B12 17.5µg 2.15µg Oysters
Vitamin K 2µg 0.1µg Oysters
Tryptophan 0.138mg 0.234mg Crayfish
Threonine 0.046mg 0.676mg Crayfish
Isoleucine 0.459mg 0.811mg Crayfish
Leucine 0.716mg 1.329mg Crayfish
Lysine 0.762mg 1.457mg Crayfish
Methionine 0.257mg 0.472mg Crayfish
Phenylalanine 0.413mg 0.706mg Crayfish
Valine 0.523mg 0.786mg Crayfish
Histidine 0.22mg 0.341mg Crayfish
Cholesterol 79mg 133mg Oysters
Trans Fat 0.068g Crayfish
Saturated Fat 0.948g 0.181g Crayfish
Omega-3 - DHA 0.271g 0.047g Oysters
Omega-3 - EPA 0.353g 0.119g Oysters
Omega-3 - DPA 0.02g 0g Oysters
Monounsaturated Fat 0.506g 0.244g Oysters
Polyunsaturated fat 1.056g 0.367g Oysters
Omega-6 - Eicosadienoic acid 0.007g Oysters
Omega-6 - Linoleic acid 0.061g Oysters
Omega-6 - Gamma-linoleic acid 0.004g Oysters
Omega-3 - ALA 0.163g Oysters
Omega-3 - Eicosatrienoic acid 0.004g Oysters
Omega-6 - Dihomo-gamma-linoleic acid 0.007g Oysters

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Oysters Crayfish
Low Fats diet ok
Low Carbs diet ok
Low Calories diet ok
Low Glycemic Index diet Equal

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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
197%
Oysters
39%
Crayfish
Minerals Daily Need Coverage Score
486%
Oysters
77%
Crayfish

Comparison summary

Which food is richer in minerals?
Oysters
Oysters is relatively richer in minerals
Which food is lower in Cholesterol?
Oysters
Oysters is lower in Cholesterol (difference - 54mg)
Which food is lower in Sugar?
Crayfish
Crayfish is lower in Sugar (difference - 1.23g)
Which food contains less Sodium?
Crayfish
Crayfish contains less Sodium (difference - 72mg)
Which food is lower in Saturated Fat?
Crayfish
Crayfish is lower in Saturated Fat (difference - 0.767g)
Which food is cheaper?
Crayfish
Crayfish is cheaper (difference - $3)
Which food is lower in glycemic index?
?
The foods have equal glycemic indexes (0)
Which food is richer in vitamins?
?
It cannot be stated which food is richer in vitamins. See the charts below for detailed information. See the charts below for detailed information. See the charts below for detailed information.

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. Oysters - https://fdc.nal.usda.gov/fdc-app.html#/food-details/171980/nutrients
  2. Crayfish - https://fdc.nal.usda.gov/fdc-app.html#/food-details/174207/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.