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  6. Flatfish vs. Skipjack tuna

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
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.
Flatfish
Flatfish
1
:
9
Skipjack tuna
Skipjack tuna
Contains more Calcium +48%
Contains more Iron +595.7%
Contains more Magnesium +100%
Contains more Potassium +165%
Contains less Sodium -87.1%
Contains more Zinc +169.2%
Contains more Copper +378.3%
Contains more Manganese +11.8%
Contains more Selenium +43.6%
Equal in Phosphorus - 285
Flatfish
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 8% 9% 16% 133% 18% 48% 11% 8% 3% 178%
Skipjack tuna
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 12% 60% 32% 123% 47% 7% 29% 37% 3% 256%
Contains more Calcium +48%
Contains more Iron +595.7%
Contains more Magnesium +100%
Contains more Potassium +165%
Contains less Sodium -87.1%
Contains more Zinc +169.2%
Contains more Copper +378.3%
Contains more Manganese +11.8%
Contains more Selenium +43.6%
Equal in Phosphorus - 285

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.
Flatfish
Flatfish
3
:
9
Skipjack tuna
Skipjack tuna
Contains more Vitamin A +62.2%
Contains more Vitamin C +∞%
Contains more Vitamin B1 +46.2%
Contains more Vitamin B2 +388%
Contains more Vitamin B3 +1367.6%
Contains more Vitamin B5 +113.7%
Contains more Vitamin B6 +753%
Contains more Folate +66.7%
Contains more Vitamin B12 +67.2%
Flatfish
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%
Skipjack tuna
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 4% 0% 0% 4% 10% 29% 352% 30% 227% 8% 274% 0%
Contains more Vitamin A +62.2%
Contains more Vitamin C +∞%
Contains more Vitamin B1 +46.2%
Contains more Vitamin B2 +388%
Contains more Vitamin B3 +1367.6%
Contains more Vitamin B5 +113.7%
Contains more Vitamin B6 +753%
Contains more Folate +66.7%
Contains more Vitamin B12 +67.2%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Flatfish
Flatfish
2
:
2
Skipjack tuna
Skipjack tuna
Contains more Fats +83.7%
Contains more Water +30.2%
Contains more Protein +85.1%
Contains more Other +542.2%
Flatfish
15% 2% 81%
Protein: 15.24 g
Fats: 2.37 g
Carbs: 0 g
Water: 81.11 g
Other: 1.28 g
Skipjack tuna
28% 62% 8%
Protein: 28.21 g
Fats: 1.29 g
Carbs: 0 g
Water: 62.28 g
Other: 8.22 g
Contains more Fats +83.7%
Contains more Water +30.2%
Contains more Protein +85.1%
Contains more Other +542.2%

Fat Type Comparison

Fat type breakdown side-by-side comparison
Flatfish
Flatfish
2
:
1
Skipjack tuna
Skipjack tuna
Contains more Monounsaturated Fat +170.4%
Contains more Polyunsaturated fat +13.9%
Contains less Saturated Fat -22.5%
Flatfish
33% 40% 28%
Saturated Fat: 0.542 g
Monounsaturated Fat: 0.657 g
Polyunsaturated fat: 0.459 g
Skipjack tuna
39% 23% 38%
Saturated Fat: 0.42 g
Monounsaturated Fat: 0.243 g
Polyunsaturated fat: 0.403 g
Contains more Monounsaturated Fat +170.4%
Contains more Polyunsaturated fat +13.9%
Contains less Saturated 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
Protein 15.24g 28.21g Skipjack tuna
Fats 2.37g 1.29g Flatfish
Calories 86kcal 132kcal Skipjack tuna
Calcium 25mg 37mg Skipjack tuna
Iron 0.23mg 1.6mg Skipjack tuna
Magnesium 22mg 44mg Skipjack tuna
Phosphorus 309mg 285mg Flatfish
Potassium 197mg 522mg Skipjack tuna
Sodium 363mg 47mg Skipjack tuna
Zinc 0.39mg 1.05mg Skipjack tuna
Copper 0.023mg 0.11mg Skipjack tuna
Manganese 0.017mg 0.019mg Skipjack tuna
Selenium 32.6µg 46.8µg Skipjack tuna
Vitamin A 37IU 60IU Skipjack tuna
Vitamin A RAE 12µg 18µg Skipjack tuna
Vitamin E 0.77mg Flatfish
Vitamin D 139IU Flatfish
Vitamin D 3.5µg Flatfish
Vitamin C 0mg 1mg 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
Folate 6µg 10µg Skipjack tuna
Vitamin B12 1.31µg 2.19µg Skipjack tuna
Vitamin K 0.1µg 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
Cholesterol 56mg 60mg Flatfish
Trans Fat 0.014g Skipjack tuna
Saturated Fat 0.542g 0.42g Skipjack tuna
Omega-3 - DHA 0.132g 0.237g Skipjack tuna
Omega-3 - EPA 0.168g 0.091g Flatfish
Omega-3 - DPA 0.034g 0.017g Flatfish
Monounsaturated Fat 0.657g 0.243g Flatfish
Polyunsaturated fat 0.459g 0.403g 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 Fats diet ok
Low Carbs diet Equal
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
31%
Flatfish
78%
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.