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Flatfish vs. Skipjack tuna — In-Depth Nutrition Comparison

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How are Flatfish and Skipjack tuna different?

  • Skipjack tuna has more Vitamin B3, Vitamin B6, Vitamin B12, Selenium, Iron, Copper, Potassium, Vitamin B2, and Zinc than Flatfish.
  • Daily need coverage for Vitamin B3 from Skipjack tuna is 109% higher.
  • Flatfish contains 8 times more Sodium than Skipjack tuna. While Flatfish contains 363mg of Sodium, Skipjack tuna contains only 47mg.

Fish, flatfish (flounder and sole species), cooked, dry heat and Fish, tuna, skipjack, fresh, cooked, dry heat are the varieties used in this article.

Infographic

Flatfish vs Skipjack tuna 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.
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%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 31% 11% 46% 60% 37% 29% 122% 6.1% 2.5% 255%
Contains more MagnesiumMagnesium +100%
Contains more CalciumCalcium +48%
Contains more PotassiumPotassium +165%
Contains more IronIron +595.7%
Contains more CopperCopper +378.3%
Contains more ZincZinc +169.2%
Contains less SodiumSodium -87.1%
Contains more ManganeseManganese +11.8%
Contains more SeleniumSelenium +43.6%
~equal in Phosphorus ~285mg

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.
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%
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 3.3% 3.6% 0% 0% 9.5% 28% 352% 29% 226% 274% 0% 7.5% 0%
Contains more Vitamin EVitamin E +∞%
Contains more Vitamin DVitamin D +∞%
Contains more Vitamin KVitamin K +∞%
Contains more CholineCholine +∞%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin AVitamin A +62.2%
Contains more Vitamin B1Vitamin B1 +46.2%
Contains more Vitamin B2Vitamin B2 +388%
Contains more Vitamin B3Vitamin B3 +1367.6%
Contains more Vitamin B5Vitamin B5 +113.7%
Contains more Vitamin B6Vitamin B6 +753%
Contains more Vitamin B12Vitamin B12 +67.2%
Contains more FolateFolate +66.7%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
15% 2% 81%
Protein: 15.24 g
Fats: 2.37 g
Carbs: 0 g
Water: 81.11 g
Other: 1.28 g
28% 62% 8%
Protein: 28.21 g
Fats: 1.29 g
Carbs: 0 g
Water: 62.28 g
Other: 8.22 g
Contains more FatsFats +83.7%
Contains more WaterWater +30.2%
Contains more ProteinProtein +85.1%
Contains more OtherOther +542.2%
~equal in Carbs ~0g

Fat Type Comparison

Fat type breakdown side-by-side comparison
33% 40% 28%
Saturated Fat: Sat. Fat 0.542 g
Monounsaturated Fat: Mono. Fat 0.657 g
Polyunsaturated fat: Poly. Fat 0.459 g
39% 23% 38%
Saturated Fat: Sat. Fat 0.42 g
Monounsaturated Fat: Mono. Fat 0.243 g
Polyunsaturated fat: Poly. Fat 0.403 g
Contains more Mono. FatMonounsaturated Fat +170.4%
Contains more Poly. FatPolyunsaturated fat +13.9%
Contains less Sat. FatSaturated Fat -22.5%

Comparison summary table

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

All nutrients comparison - raw data values

Nutrient Flatfish Skipjack tuna Opinion
Calories 86kcal 132kcal Skipjack tuna
Protein 15.24g 28.21g Skipjack tuna
Fats 2.37g 1.29g Flatfish
Vitamin C 0mg 1mg Skipjack tuna
Cholesterol 56mg 60mg Flatfish
Vitamin D 139IU Flatfish
Magnesium 22mg 44mg Skipjack tuna
Calcium 25mg 37mg Skipjack tuna
Potassium 197mg 522mg Skipjack tuna
Iron 0.23mg 1.6mg Skipjack tuna
Copper 0.023mg 0.11mg Skipjack tuna
Zinc 0.39mg 1.05mg Skipjack tuna
Phosphorus 309mg 285mg Flatfish
Sodium 363mg 47mg Skipjack tuna
Vitamin A 37IU 60IU Skipjack tuna
Vitamin A 12µg 18µg Skipjack tuna
Vitamin E 0.77mg Flatfish
Vitamin D 3.5µg Flatfish
Manganese 0.017mg 0.019mg Skipjack tuna
Selenium 32.6µg 46.8µg Skipjack tuna
Vitamin B1 0.026mg 0.038mg Skipjack tuna
Vitamin B2 0.025mg 0.122mg Skipjack tuna
Vitamin B3 1.278mg 18.756mg Skipjack tuna
Vitamin B5 0.227mg 0.485mg Skipjack tuna
Vitamin B6 0.115mg 0.981mg Skipjack tuna
Vitamin B12 1.31µg 2.19µg Skipjack tuna
Vitamin K 0.1µg Flatfish
Folate 6µg 10µg Skipjack tuna
Trans Fat 0.014g Skipjack tuna
Choline 79.9mg Flatfish
Saturated Fat 0.542g 0.42g Skipjack tuna
Monounsaturated Fat 0.657g 0.243g Flatfish
Polyunsaturated fat 0.459g 0.403g Flatfish
Tryptophan 0.197mg 0.316mg Skipjack tuna
Threonine 0.719mg 1.237mg Skipjack tuna
Isoleucine 0.754mg 1.3mg Skipjack tuna
Leucine 1.335mg 2.293mg Skipjack tuna
Lysine 1.561mg 2.59mg Skipjack tuna
Methionine 0.56mg 0.835mg Skipjack tuna
Phenylalanine 0.624mg 1.101mg Skipjack tuna
Valine 0.8mg 1.453mg Skipjack tuna
Histidine 0.374mg 0.83mg Skipjack tuna
Omega-3 - EPA 0.168g 0.091g Flatfish
Omega-3 - DHA 0.132g 0.237g Skipjack tuna
Omega-3 - DPA 0.034g 0.017g 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 Skipjack tuna
Low Calories diet ok
Low Fats diet ok
Low Carbs diet Equal
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
32%
Flatfish
72%
Skipjack tuna
Minerals Daily Need Coverage Score
43%
Flatfish
60%
Skipjack tuna

Comparison summary

Which food is lower in Sugar?
Skipjack tuna
Skipjack tuna is lower in Sugar (difference - 0g)
Which food contains less Sodium?
Skipjack tuna
Skipjack tuna contains less Sodium (difference - 316mg)
Which food is lower in Saturated Fat?
Skipjack tuna
Skipjack tuna is lower in Saturated Fat (difference - 0.122g)
Which food is richer in minerals?
Skipjack tuna
Skipjack tuna is relatively richer in minerals
Which food is richer in vitamins?
Skipjack tuna
Skipjack tuna is relatively richer in vitamins
Which food is lower in Cholesterol?
Flatfish
Flatfish is lower in Cholesterol (difference - 4mg)
Which food is cheaper?
Flatfish
Flatfish is cheaper (difference - $8)
Which food is lower in glycemic index?
?
The foods have equal glycemic indexes (0)

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. Skipjack tuna - https://fdc.nal.usda.gov/fdc-app.html#/food-details/172005/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.