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Longan vs. Welsh onion — In-Depth Nutrition Comparison

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A recap on differences between longan and welsh onion

  • Longan has more vitamin C and copper; however, welsh onion is higher in iron and fiber.
  • Longan covers your daily vitamin C needs 63% more than welsh onion.
  • Welsh onion contains 2 times less copper than longan. Longan contains 0.169mg of copper, while welsh onion contains 0.07mg.

Food varieties used in this article are Longans, raw and Onions, welsh, raw.

Infographic

Longan 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.
Longan
3
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.1% 0.3% 23% 4.9% 56% 1.4% 9% 0% 6.8% 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 more PotassiumPotassium +25.5%
Contains more CopperCopper +141.4%
Contains less SodiumSodium -100%
Contains more MagnesiumMagnesium +130%
Contains more CalciumCalcium +1700%
Contains more IronIron +838.5%
Contains more ZincZinc +940%
Contains more PhosphorusPhosphorus +133.3%
Contains more ManganeseManganese +163.5%

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.
Longan
2
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 280% 0% 0% 0% 7.8% 32% 5.6% 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 +211.1%
Contains more Vitamin B2Vitamin B2 +55.6%
Contains more Vitamin B1Vitamin B1 +61.3%
Contains more Vitamin B3Vitamin B3 +33.3%
~equal in Vitamin A ~µg
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Longan
1
15% 83%
Protein: 1.31 g
Fats: 0.1 g
Carbs: 15.14 g
Water: 82.75 g
Other: 0.7 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 CarbsCarbs +132.9%
Contains more ProteinProtein +45%
Contains more FatsFats +300%
~equal in Water ~90.5g
~equal in Other ~0.7g

Comparison summary table

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

All nutrients comparison - raw data values

Nutrient Longan Welsh onion DV% diff.
Vitamin K 193.4µg 161%
Vitamin C 84mg 27mg 63%
Iron 0.13mg 1.22mg 14%
Copper 0.169mg 0.07mg 11%
Vitamin B6 0.072mg 6%
Fiber 1.1g 2.4g 5%
Folate 16µg 4%
Manganese 0.052mg 0.137mg 4%
Phosphorus 21mg 49mg 4%
Zinc 0.05mg 0.52mg 4%
Vitamin B2 0.14mg 0.09mg 4%
Vitamin E 0.51mg 3%
Vitamin B5 0.169mg 3%
Magnesium 10mg 23mg 3%
Carbs 15.14g 6.5g 3%
Potassium 266mg 212mg 2%
Calcium 1mg 18mg 2%
Vitamin B1 0.031mg 0.05mg 2%
Choline 5.3mg 1%
Polyunsaturated fat 0.156g 1%
Calories 60kcal 34kcal 1%
Vitamin B3 0.3mg 0.4mg 1%
Protein 1.31g 1.9g 1%
Selenium 0.6µg 1%
Sodium 0mg 17mg 1%
Fats 0.1g 0.4g 0%
Net carbs 14.04g 4.1g N/A
Sugar 2.18g N/A
Saturated fat 0.067g 0%
Monounsaturated fat 0.056g 0%
Tryptophan 0.021mg 0%
Threonine 0.034mg 0.074mg 0%
Isoleucine 0.026mg 0.081mg 0%
Leucine 0.054mg 0.113mg 0%
Lysine 0.046mg 0.095mg 0%
Methionine 0.013mg 0.021mg 0%
Phenylalanine 0.03mg 0.061mg 0%
Valine 0.058mg 0.084mg 0%
Histidine 0.012mg 0.033mg 0%

Which food is preferable for your diet?

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

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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
25%
Longan
51%
Welsh onion
Minerals Daily Need Coverage Score
11%
Longan
17%
Welsh onion

Comparison summary

Which food is lower in glycemic index?
Welsh onion
Welsh onion is lower in glycemic index (difference - 6)
Which food is cheaper?
Welsh onion
Welsh onion is cheaper (difference - $1.2)
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?
Longan
Longan is lower in Sugar (difference - 2.18g)
Which food contains less Sodium?
Longan
Longan contains less Sodium (difference - 17mg)
Which food is lower in Saturated fat?
Longan
Longan is lower in Saturated fat (difference - 0.067g)
Which food contains less Cholesterol?
?
The foods are relatively equal in Cholesterol (0 mg)

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. Longan - https://fdc.nal.usda.gov/fdc-app.html#/food-details/169089/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.