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  6. Tuna Bluefin vs. Onion

Tuna Bluefin vs. Onion — In-Depth Nutrition Comparison

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Significant differences between tuna Bluefin and onions

  • The amount of vitamin B12, selenium, vitamin B3, vitamin A, phosphorus, vitamin B6, vitamin B5, vitamin B2, and vitamin B1 in tuna Bluefin is higher than in onions.
  • Tuna Bluefin covers your daily vitamin B12 needs 453% more than onions.
  • Onions have a higher glycemic index. The glycemic index of onions is 15, while the glycemic index of tuna Bluefin is 0.

Specific food types used in this comparison are Fish, tuna, fresh, bluefin, cooked, dry heat and Onions, raw.

Infographic

Tuna Bluefin vs Onion 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.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 46% 3% 29% 49% 37% 21% 140% 6.5% 2.6% 255%
Onion
Onion
3
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.1% 6.9% 13% 7.9% 13% 4.6% 12% 0.52% 17% 2.7%
Contains more MagnesiumMagnesium +540%
Contains more PotassiumPotassium +121.2%
Contains more IronIron +523.8%
Contains more CopperCopper +182.1%
Contains more ZincZinc +352.9%
Contains more PhosphorusPhosphorus +1024.1%
Contains more SeleniumSelenium +9260%
Contains more CalciumCalcium +130%
Contains less SodiumSodium -92%
Contains more ManganeseManganese +545%

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% 252% 0% 0% 70% 71% 198% 82% 121% 1360% 0% 1.5% 0%
Onion
Onion
5
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 25% 0% 0.4% 0% 12% 6.2% 2.2% 7.4% 28% 0% 1% 14% 3.3%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin B1Vitamin B1 +504.3%
Contains more Vitamin B2Vitamin B2 +1033.3%
Contains more Vitamin B3Vitamin B3 +8986.2%
Contains more Vitamin B5Vitamin B5 +1013.8%
Contains more Vitamin B6Vitamin B6 +337.5%
Contains more Vitamin B12Vitamin B12 +∞%
Contains more Vitamin CVitamin C +∞%
Contains more FolateFolate +850%
~equal in Vitamin D ~0µg

All nutrients comparison - raw data values

Nutrient Tuna Bluefin Onion DV% diff.
Vitamin B12 10.88µg 0µg 453%
Vitamin A 757µg 0µg 84%
Selenium 46.8µg 0.5µg 84%
Vitamin B3 10.54mg 0.116mg 65%
Protein 29.91g 1.1g 58%
Phosphorus 326mg 29mg 42%
Vitamin B6 0.525mg 0.12mg 31%
Vitamin B5 1.37mg 0.123mg 25%
Vitamin B2 0.306mg 0.027mg 21%
Vitamin B1 0.278mg 0.046mg 19%
Cholesterol 49mg 0mg 16%
Iron 1.31mg 0.21mg 14%
Magnesium 64mg 10mg 13%
Polyunsaturated fat 1.844g 0.017g 12%
Fats 6.28g 0.1g 10%
Vitamin C 0mg 7.4mg 8%
Copper 0.11mg 0.039mg 8%
Saturated fat 1.612g 0.042g 7%
Calories 184kcal 40kcal 7%
Fiber 0g 1.7g 7%
Manganese 0.02mg 0.129mg 5%
Zinc 0.77mg 0.17mg 5%
Potassium 323mg 146mg 5%
Monounsaturated fat 2.053g 0.013g 5%
Folate 2µg 19µg 4%
Carbs 0g 9.34g 3%
Sodium 50mg 4mg 2%
Fructose 1.29g 2%
Calcium 10mg 23mg 1%
Choline 6.1mg 1%
Net carbs 0g 7.64g N/A
Sugar 4.24g N/A
Vitamin E 0.02mg 0%
Vitamin K 0.4µg 0%
Tryptophan 0.335mg 0.014mg 0%
Threonine 1.311mg 0.021mg 0%
Isoleucine 1.378mg 0.014mg 0%
Leucine 2.431mg 0.025mg 0%
Lysine 2.747mg 0.039mg 0%
Methionine 0.885mg 0.002mg 0%
Phenylalanine 1.168mg 0.025mg 0%
Valine 1.541mg 0.021mg 0%
Histidine 0.88mg 0.014mg 0%
Omega-3 - EPA 0.363g 0g N/A
Omega-3 - DHA 1.141g 0g N/A
Omega-3 - DPA 0.16g 0g N/A

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
30% 6% 59% 5%
Protein: 29.91 g
Fats: 6.28 g
Carbs: 0 g
Water: 59.09 g
Other: 4.72 g
Onion
Onion
2
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
Contains more ProteinProtein +2619.1%
Contains more FatsFats +6180%
Contains more OtherOther +1248.6%
Contains more CarbsCarbs +∞%
Contains more WaterWater +50.8%

Fat Type Comparison

Fat type breakdown side-by-side comparison
29% 37% 33%
Saturated fat: Sat. Fat 1.612 g
Monounsaturated fat: Mono. Fat 2.053 g
Polyunsaturated fat: Poly. Fat 1.844 g
Onion
Onion
1
58% 18% 24%
Saturated fat: Sat. Fat 0.042 g
Monounsaturated fat: Mono. Fat 0.013 g
Polyunsaturated fat: Poly. Fat 0.017 g
Contains more Mono. FatMonounsaturated fat +15692.3%
Contains more Poly. FatPolyunsaturated fat +10747.1%
Contains less Sat. FatSaturated fat -97.4%

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 Bluefin - https://fdc.nal.usda.gov/fdc-app.html#/food-details/173707/nutrients
  2. Onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170000/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.