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Squid vs. Flatfish — In-Depth Nutrition Comparison

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How are Squid and Flatfish different?

  • Flatfish contains less Vitamin B12, Iron, Vitamin B2, Copper, Selenium, Phosphorus, Zinc, and Vitamin A than Squid.
  • Squid covers your daily need of Vitamin B12 170% more than Flatfish.
  • Squid has 69 times more Vitamin B2 than Flatfish. Squid has 1.729mg of Vitamin B2, while Flatfish has 0.025mg.
  • Flatfish contains less Cholesterol.

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

Infographic

Squid vs Flatfish 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.
Squid
9
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 43% 54% 56% 407% 333% 94% 249% 97% 27% 489%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 16% 7.5% 17% 8.6% 7.7% 11% 132% 47% 2.2% 178%
Contains more MagnesiumMagnesium +172.7%
Contains more CalciumCalcium +620%
Contains more PotassiumPotassium +223.4%
Contains more IronIron +4613%
Contains more CopperCopper +4239.1%
Contains more ZincZinc +787.2%
Contains more PhosphorusPhosphorus +87.7%
Contains more ManganeseManganese +1129.4%
Contains more SeleniumSelenium +174.8%
Contains less SodiumSodium -51.2%

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.
Squid
8
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 28% 41% 0% 0% 4.3% 399% 41% 54% 62% 675% 0% 18% 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% 2.2% 15% 105% 6.5% 5.8% 24% 14% 27% 164% 0.25% 4.5% 44%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin AVitamin A +1724.3%
Contains more Vitamin B2Vitamin B2 +6816%
Contains more Vitamin B3Vitamin B3 +71.3%
Contains more Vitamin B5Vitamin B5 +296.5%
Contains more Vitamin B6Vitamin B6 +134.8%
Contains more Vitamin B12Vitamin B12 +312.2%
Contains more FolateFolate +300%
Contains more Vitamin B1Vitamin B1 +52.9%

Macronutrient Comparison

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

Fat Type Comparison

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

Comparison summary table

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

All nutrients comparison - raw data values

Nutrient Squid Flatfish Opinion
Calories 158kcal 86kcal Squid
Protein 32.48g 15.24g Squid
Fats 1.4g 2.37g Flatfish
Vitamin C 8.5mg 0mg Squid
Net carbs 1.64g 0g Squid
Carbs 1.64g 0g Squid
Cholesterol 224mg 56mg Flatfish
Vitamin D 139IU Flatfish
Magnesium 60mg 22mg Squid
Calcium 180mg 25mg Squid
Potassium 637mg 197mg Squid
Iron 10.84mg 0.23mg Squid
Copper 0.998mg 0.023mg Squid
Zinc 3.46mg 0.39mg Squid
Phosphorus 580mg 309mg Squid
Sodium 744mg 363mg Flatfish
Vitamin A 675IU 37IU Squid
Vitamin A 203µg 12µg Squid
Vitamin E 0.77mg Flatfish
Vitamin D 3.5µg Flatfish
Manganese 0.209mg 0.017mg Squid
Selenium 89.6µg 32.6µg Squid
Vitamin B1 0.017mg 0.026mg Flatfish
Vitamin B2 1.729mg 0.025mg Squid
Vitamin B3 2.189mg 1.278mg Squid
Vitamin B5 0.9mg 0.227mg Squid
Vitamin B6 0.27mg 0.115mg Squid
Vitamin B12 5.4µg 1.31µg Squid
Vitamin K 0.1µg Flatfish
Folate 24µg 6µg Squid
Trans Fat 0.014g Squid
Choline 79.9mg Flatfish
Saturated Fat 0.236g 0.542g Squid
Monounsaturated Fat 0.162g 0.657g Flatfish
Polyunsaturated fat 0.268g 0.459g Flatfish
Tryptophan 0.364mg 0.197mg Squid
Threonine 1.398mg 0.719mg Squid
Isoleucine 1.414mg 0.754mg Squid
Leucine 2.287mg 1.335mg Squid
Lysine 2.427mg 1.561mg Squid
Methionine 0.733mg 0.56mg Squid
Phenylalanine 1.164mg 0.624mg Squid
Valine 1.419mg 0.8mg Squid
Histidine 0.624mg 0.374mg Squid
Omega-3 - EPA 0.078g 0.168g Flatfish
Omega-3 - DHA 0.132g 0.132g
Omega-3 - DPA 0.012g 0.034g Flatfish
Omega-6 - Eicosadienoic acid 0.006g Flatfish

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Squid Flatfish
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
102%
Squid
32%
Flatfish
Minerals Daily Need Coverage Score
185%
Squid
43%
Flatfish

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 lower in Cholesterol?
Flatfish
Flatfish is lower in Cholesterol (difference - 168mg)
Which food contains less Sodium?
Flatfish
Flatfish contains less Sodium (difference - 381mg)
Which food is cheaper?
?
The foods are relatively equal in price ($)
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. Squid - https://fdc.nal.usda.gov/fdc-app.html#/food-details/172010/nutrients
  2. Flatfish - https://fdc.nal.usda.gov/fdc-app.html#/food-details/174197/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.