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Fish oil vs. Welsh onion — In-Depth Nutrition Comparison

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Summary of differences between fish oil and welsh onion

  • The amount of vitamin C, vitamin A, iron, fiber, copper, phosphorus, vitamin B2, and potassium in welsh onion is higher than in fish oil.
  • Fish oil covers your daily need for cholesterol, 255% more than welsh onion.
  • Fish oil contains 318 times more saturated fat than welsh onion. While fish oil contains 21.29g of saturated fat, welsh onion contains only 0.067g.
  • The amount of cholesterol in welsh onion is lower.
  • Fish oil has a lower glycemic index. The glycemic index of fish oil is 0, while the glycemic index of welsh onion is 39.

These are the specific foods used in this comparison Fish oil, herring and Onions, welsh, raw.

Infographic

Fish oil vs Welsh 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 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 16% 5.4% 19% 46% 23% 14% 21% 2.2% 18% 3.3%
Contains less SodiumSodium -100%
Contains more MagnesiumMagnesium +∞%
Contains more CalciumCalcium +∞%
Contains more PotassiumPotassium +∞%
Contains more IronIron +∞%
Contains more CopperCopper +∞%
Contains more ZincZinc +∞%
Contains more PhosphorusPhosphorus +∞%
Contains more ManganeseManganese +∞%
Contains more SeleniumSelenium +∞%

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% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 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 90% 0% 10% 0% 13% 21% 7.5% 10% 17% 0% 484% 12% 2.9%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin B1Vitamin B1 +∞%
Contains more Vitamin B2Vitamin B2 +∞%
Contains more Vitamin B3Vitamin B3 +∞%
Contains more Vitamin B5Vitamin B5 +∞%
Contains more Vitamin B6Vitamin B6 +∞%
Contains more FolateFolate +∞%
~equal in Vitamin A ~µg
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
100%
Protein: 0 g
Fats: 100 g
Carbs: 0 g
Water: 0 g
Other: 0 g
2% 7% 91%
Protein: 1.9 g
Fats: 0.4 g
Carbs: 6.5 g
Water: 90.5 g
Other: 0.7 g
Contains more FatsFats +24900%
Contains more ProteinProtein +∞%
Contains more CarbsCarbs +∞%
Contains more WaterWater +∞%
Contains more OtherOther +∞%

Fat Type Comparison

Fat type breakdown side-by-side comparison
23% 61% 17%
Saturated fat: Sat. Fat 21.29 g
Monounsaturated fat: Mono. Fat 56.564 g
Polyunsaturated fat: Poly. Fat 15.604 g
24% 20% 56%
Saturated fat: Sat. Fat 0.067 g
Monounsaturated fat: Mono. Fat 0.056 g
Polyunsaturated fat: Poly. Fat 0.156 g
Contains more Mono. FatMonounsaturated fat +100907.1%
Contains more Poly. FatPolyunsaturated fat +9902.6%
Contains less Sat. FatSaturated fat -99.7%

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Fish oil Welsh onion
Lower in Cholesterol ok
Lower in Saturated fat ok
Lower in price ok
Rich in minerals ok
Rich in vitamins ok
Lower in Sugar ok
Lower in Sodium ok
Lower in Glycemic Index ok

All nutrients comparison - raw data values

Nutrient Fish oil Welsh onion DV% diff.
Cholesterol 766mg 0mg 255%
Vitamin K 193.4µg 161%
Fats 100g 0.4g 153%
Monounsaturated fat 56.564g 0.056g 141%
Polyunsaturated fat 15.604g 0.156g 103%
Saturated fat 21.29g 0.067g 96%
Calories 902kcal 34kcal 43%
Vitamin C 0mg 27mg 30%
Iron 0mg 1.22mg 15%
Fiber 0g 2.4g 10%
Copper 0mg 0.07mg 8%
Phosphorus 0mg 49mg 7%
Vitamin B2 0mg 0.09mg 7%
Vitamin B6 0mg 0.072mg 6%
Potassium 0mg 212mg 6%
Manganese 0mg 0.137mg 6%
Magnesium 0mg 23mg 5%
Zinc 0mg 0.52mg 5%
Folate 0µg 16µg 4%
Protein 0g 1.9g 4%
Vitamin B1 0mg 0.05mg 4%
Vitamin B3 0mg 0.4mg 3%
Vitamin B5 0mg 0.169mg 3%
Vitamin E 0.51mg 3%
Calcium 0mg 18mg 2%
Carbs 0g 6.5g 2%
Selenium 0µg 0.6µg 1%
Choline 5.3mg 1%
Sodium 0mg 17mg 1%
Net carbs 0g 4.1g N/A
Sugar 2.18g N/A
Tryptophan 0.021mg 0%
Threonine 0.074mg 0%
Isoleucine 0.081mg 0%
Leucine 0.113mg 0%
Lysine 0.095mg 0%
Methionine 0.021mg 0%
Phenylalanine 0.061mg 0%
Valine 0.084mg 0%
Histidine 0.033mg 0%
Omega-3 - EPA 6.273g N/A
Omega-3 - DHA 4.206g N/A
Omega-3 - DPA 0.619g N/A

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Fish oil Welsh onion
Low Calories diet ok
Low Fats diet ok
Low Carbs diet ok
Low Glycemic Index diet ok

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
0%
Fish oil
51%
Welsh onion
Minerals Daily Need Coverage Score
0%
Fish oil
17%
Welsh onion

Comparison summary

Which food is lower in Cholesterol?
Welsh onion
Welsh onion is lower in Cholesterol (difference - 766mg)
Which food is lower in Saturated fat?
Welsh onion
Welsh onion is lower in Saturated fat (difference - 21.223g)
Which food is cheaper?
Welsh onion
Welsh onion is cheaper (difference - $4.8)
Which food is richer in minerals?
Welsh onion
Welsh onion is relatively richer in minerals
Which food is richer in vitamins?
Welsh onion
Welsh onion is relatively richer in vitamins
Which food is lower in Sugar?
Fish oil
Fish oil is lower in Sugar (difference - 2.18g)
Which food contains less Sodium?
Fish oil
Fish oil contains less Sodium (difference - 17mg)
Which food is lower in glycemic index?
Fish oil
Fish oil is lower in glycemic index (difference - 39)

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. Fish oil - https://fdc.nal.usda.gov/fdc-app.html#/food-details/172340/nutrients
  2. Welsh onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170007/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.