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Flatfish vs. Squid — In-Depth Nutrition Comparison

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How are Flatfish and Squid different?

  • Flatfish contains less Vitamin B12, Iron, Vitamin B2, Copper, Selenium, Phosphorus, Zinc, and Vitamin A RAE than Squid.
  • Squid covers your daily need of Vitamin B12 170% more than Flatfish.
  • Flatfish contains less Sodium.

Fish, flatfish (flounder and sole species), cooked, dry heat and Mollusks, cuttlefish, mixed species, cooked, moist heat types were used in this article.

Infographic

Flatfish vs Squid infographic
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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.
:
9
Squid
Contains less Sodium -51.2%
Contains more Calcium +620%
Contains more Iron +4613%
Contains more Magnesium +172.7%
Contains more Phosphorus +87.7%
Contains more Potassium +223.4%
Contains more Zinc +787.2%
Contains more Copper +4239.1%
Contains more Manganese +1129.4%
Contains more Selenium +174.8%
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 8% 9% 16% 133% 18% 48% 11% 8% 3% 178%
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 54% 407% 43% 249% 57% 98% 95% 333% 28% 489%
Contains less Sodium -51.2%
Contains more Calcium +620%
Contains more Iron +4613%
Contains more Magnesium +172.7%
Contains more Phosphorus +87.7%
Contains more Potassium +223.4%
Contains more Zinc +787.2%
Contains more Copper +4239.1%
Contains more Manganese +1129.4%
Contains more Selenium +174.8%

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.
:
8
Squid
Contains more Vitamin B1 +52.9%
Contains more Vitamin A +1724.3%
Contains more Vitamin C +∞%
Contains more Vitamin B2 +6816%
Contains more Vitamin B3 +71.3%
Contains more Vitamin B5 +296.5%
Contains more Vitamin B6 +134.8%
Contains more Folate +300%
Contains more Vitamin B12 +312.2%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 3% 16% 105% 0% 7% 6% 24% 14% 27% 5% 164% 1%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 41% 0% 0% 29% 5% 399% 42% 54% 63% 18% 676% 0%
Contains more Vitamin B1 +52.9%
Contains more Vitamin A +1724.3%
Contains more Vitamin C +∞%
Contains more Vitamin B2 +6816%
Contains more Vitamin B3 +71.3%
Contains more Vitamin B5 +296.5%
Contains more Vitamin B6 +134.8%
Contains more Folate +300%
Contains more Vitamin B12 +312.2%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
:
3
Squid
Contains more Fats +69.3%
Contains more Water +32.7%
Contains more Protein +113.1%
Contains more Carbs +∞%
Contains more Other +162.5%
15% 2% 81%
Protein: 15.24 g
Fats: 2.37 g
Carbs: 0 g
Water: 81.11 g
Other: 1.28 g
32% 61% 3%
Protein: 32.48 g
Fats: 1.4 g
Carbs: 1.64 g
Water: 61.12 g
Other: 3.36 g
Contains more Fats +69.3%
Contains more Water +32.7%
Contains more Protein +113.1%
Contains more Carbs +∞%
Contains more Other +162.5%

Fat Type Comparison

Fat type breakdown side-by-side comparison
:
1
Squid
Contains more Monounsaturated Fat +305.6%
Contains more Polyunsaturated fat +71.3%
Contains less Saturated Fat -56.5%
33% 40% 28%
Saturated Fat: 0.542 g
Monounsaturated Fat: 0.657 g
Polyunsaturated fat: 0.459 g
35% 24% 40%
Saturated Fat: 0.236 g
Monounsaturated Fat: 0.162 g
Polyunsaturated fat: 0.268 g
Contains more Monounsaturated Fat +305.6%
Contains more Polyunsaturated fat +71.3%
Contains less Saturated Fat -56.5%

Comparison summary table

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

All nutrients comparison - raw data values

Nutrient Flatfish Squid Opinion
Net carbs 0g 1.64g Squid
Protein 15.24g 32.48g Squid
Fats 2.37g 1.4g Flatfish
Carbs 0g 1.64g Squid
Calories 86kcal 158kcal Squid
Calcium 25mg 180mg Squid
Iron 0.23mg 10.84mg Squid
Magnesium 22mg 60mg Squid
Phosphorus 309mg 580mg Squid
Potassium 197mg 637mg Squid
Sodium 363mg 744mg Flatfish
Zinc 0.39mg 3.46mg Squid
Copper 0.023mg 0.998mg Squid
Manganese 0.017mg 0.209mg Squid
Selenium 32.6µg 89.6µg Squid
Vitamin A 37IU 675IU Squid
Vitamin A RAE 12µg 203µg Squid
Vitamin E 0.77mg Flatfish
Vitamin D 139IU Flatfish
Vitamin D 3.5µg Flatfish
Vitamin C 0mg 8.5mg Squid
Vitamin B1 0.026mg 0.017mg Flatfish
Vitamin B2 0.025mg 1.729mg Squid
Vitamin B3 1.278mg 2.189mg Squid
Vitamin B5 0.227mg 0.9mg Squid
Vitamin B6 0.115mg 0.27mg Squid
Folate 6µg 24µg Squid
Vitamin B12 1.31µg 5.4µg Squid
Vitamin K 0.1µg Flatfish
Tryptophan 0.197mg 0.364mg Squid
Threonine 0.719mg 1.398mg Squid
Isoleucine 0.754mg 1.414mg Squid
Leucine 1.335mg 2.287mg Squid
Lysine 1.561mg 2.427mg Squid
Methionine 0.56mg 0.733mg Squid
Phenylalanine 0.624mg 1.164mg Squid
Valine 0.8mg 1.419mg Squid
Histidine 0.374mg 0.624mg Squid
Cholesterol 56mg 224mg Flatfish
Trans Fat 0.014g Squid
Saturated Fat 0.542g 0.236g Squid
Omega-3 - DHA 0.132g 0.132g
Omega-3 - EPA 0.168g 0.078g Flatfish
Omega-3 - DPA 0.034g 0.012g Flatfish
Monounsaturated Fat 0.657g 0.162g Flatfish
Polyunsaturated fat 0.459g 0.268g Flatfish
Omega-6 - Eicosadienoic acid 0.006g Flatfish

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Flatfish Squid
Low Fats diet ok
Low Carbs diet ok
Low Calories 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
31%
Flatfish
110%
Squid
Minerals Daily Need Coverage Score
43%
Flatfish
185%
Squid

Comparison summary

Which food is lower in Sugar?
Squid
Squid is lower in Sugar (difference - 0g)
Which food is lower in Saturated Fat?
Squid
Squid is lower in Saturated Fat (difference - 0.306g)
Which food is lower in glycemic index?
Squid
Squid is lower in glycemic index (difference - 0)
Which food is richer in minerals?
Squid
Squid is relatively richer in minerals
Which food is richer in vitamins?
Squid
Squid is relatively richer in vitamins
Which food contains less Sodium?
Flatfish
Flatfish contains less Sodium (difference - 381mg)
Which food is lower in Cholesterol?
Flatfish
Flatfish is lower in Cholesterol (difference - 168mg)
Which food is cheaper?
?
The foods are relatively equal in price ($)

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. Flatfish - https://fdc.nal.usda.gov/fdc-app.html#/food-details/174197/nutrients
  2. Squid - https://fdc.nal.usda.gov/fdc-app.html#/food-details/172010/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.