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Tuna vs. Eel — In-Depth Nutrition Comparison

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What are the differences between tuna and eels?

  • Tuna is higher in selenium, vitamin B3, vitamin B6, phosphorus, and vitamin B2, yet eels are higher in vitamin A, vitamin B12, and zinc.
  • Tuna's daily need coverage for selenium is 182% more.
  • Tuna has 13 times more vitamin B6 than eels. While tuna has 1.038mg of vitamin B6, eels have only 0.077mg.
  • The amount of cholesterol in tuna is lower.

We used Fish, tuna, yellowfin, fresh, cooked, dry heat and Fish, eel, mixed species, cooked, dry heat types in this article.

Infographic

Tuna vs Eel 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.
Tuna
Tuna
7
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 30% 1.2% 47% 35% 14% 12% 143% 7% 1.7% 590%
Eel
Eel
3
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 19% 7.8% 31% 24% 9.7% 57% 119% 8.5% 5.2% 45%
Contains more MagnesiumMagnesium +61.5%
Contains more PotassiumPotassium +51%
Contains more IronIron +43.8%
Contains more CopperCopper +48.3%
Contains more PhosphorusPhosphorus +20.2%
Contains less SodiumSodium -16.9%
Contains more SeleniumSelenium +1203.6%
Contains more CalciumCalcium +550%
Contains more ZincZinc +362.2%
Contains more ManganeseManganese +207.7%

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.
Tuna
Tuna
7
Vitamin C Vit. C Vitamin D Vit. D Vitamin A Vit. A Vitamin E Vit. E 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 0% 30% 7.3% 5.8% 34% 32% 414% 20% 240% 294% 0.25% 1.5%
Eel
Eel
5
Vitamin C Vit. C Vitamin D Vit. D Vitamin A Vit. A Vitamin E Vit. E 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 6% 0% 379% 0% 46% 12% 84% 17% 18% 361% 0% 13%
Contains more Vitamin DVitamin D +∞%
Contains more Vitamin EVitamin E +∞%
Contains more Vitamin B2Vitamin B2 +168.6%
Contains more Vitamin B3Vitamin B3 +391.9%
Contains more Vitamin B5Vitamin B5 +19.3%
Contains more Vitamin B6Vitamin B6 +1248.1%
Contains more Vitamin KVitamin K +∞%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin AVitamin A +5068.2%
Contains more Vitamin B1Vitamin B1 +36.6%
Contains more Vitamin B12Vitamin B12 +23%
Contains more FolateFolate +750%

All nutrients comparison - raw data values

Nutrient Tuna Eel DV% diff.
Selenium 108.2µg 8.3µg 182%
Vitamin A 22µg 1137µg 124%
Vitamin B3 22.07mg 4.487mg 110%
Vitamin B6 1.038mg 0.077mg 74%
Cholesterol 47mg 161mg 38%
Vitamin B12 2.35µg 2.89µg 23%
Monounsaturated fat 0.138g 9.218g 23%
Fats 0.59g 14.95g 22%
Zinc 0.45mg 2.08mg 15%
Choline 77.6mg 14%
Saturated fat 0.205g 3.023g 13%
Protein 29.15g 23.65g 11%
Vitamin D* 82 IU 10%
Vitamin D 2µg 10%
Phosphorus 333mg 277mg 8%
Vitamin B2 0.137mg 0.051mg 7%
Polyunsaturated fat 0.175g 1.214g 7%
Calories 130kcal 236kcal 5%
Potassium 527mg 349mg 5%
Magnesium 42mg 26mg 4%
Iron 0.92mg 0.64mg 4%
Vitamin B1 0.134mg 0.183mg 4%
Folate 2µg 17µg 4%
Vitamin C 0mg 1.8mg 2%
Calcium 4mg 26mg 2%
Copper 0.043mg 0.029mg 2%
Vitamin E 0.29mg 2%
Manganese 0.013mg 0.04mg 1%
Vitamin B5 0.334mg 0.28mg 1%
Protein per 100 calories 22g 10g N/A
Calories per 10 g protein 45kcal 100kcal N/A
Weight per 100 calories 77g 42g N/A
Unsaturated / Saturated Fat ratio 1.5 3.5 N/A
Sodium 54mg 65mg 0%
Vitamin K 0.1µg 0%
Trans fat 0.02g N/A
Tryptophan 0.313mg 0.265mg 0%
Threonine 1.224mg 1.037mg 0%
Isoleucine 1.287mg 1.09mg 0%
Leucine 2.27mg 1.922mg 0%
Lysine 2.565mg 2.171mg 0%
Methionine 0.827mg 0.7mg 0%
Phenylalanine 1.091mg 0.923mg 0%
Valine 1.438mg 1.218mg 0%
Histidine 0.822mg 0.696mg 0%
Omega-3 - EPA 0.015g 0.108g N/A
Omega-3 - DHA 0.105g 0.081g N/A
Omega-3 - DPA 0.005g 0.095g N/A
Omega-6 - Eicosadienoic acid 0.002g N/A

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Tuna
Tuna
2
29% 69%
Protein: 29.15 g
Fats: 0.59 g
Carbs: 0 g
Water: 68.98 g
Other: 1.28 g
Eel
Eel
2
24% 15% 59% 2%
Protein: 23.65 g
Fats: 14.95 g
Carbs: 0 g
Water: 59.31 g
Other: 2.09 g
Contains more ProteinProtein +23.3%
Contains more WaterWater +16.3%
Contains more FatsFats +2433.9%
Contains more OtherOther +63.3%
~equal in Carbs ~0g

Fat Type Comparison

Fat type breakdown side-by-side comparison
Tuna
Tuna
1
40% 27% 34%
Saturated fat: Sat. Fat 0.205 g
Monounsaturated fat: Mono. Fat 0.138 g
Polyunsaturated fat: Poly. Fat 0.175 g
Eel
Eel
2
22% 69% 9%
Saturated fat: Sat. Fat 3.023 g
Monounsaturated fat: Mono. Fat 9.218 g
Polyunsaturated fat: Poly. Fat 1.214 g
Contains less Sat. FatSaturated fat -93.2%
Contains more Mono. FatMonounsaturated fat +6579.7%
Contains more Poly. FatPolyunsaturated fat +593.7%

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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. Tuna - https://fdc.nal.usda.gov/fdc-app.html#/food-details/172006/nutrients
  2. Eel - https://fdc.nal.usda.gov/fdc-app.html#/food-details/174194/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.