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  6. Longan vs. Onion

Longan vs. Onion — In-Depth Nutrition Comparison

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The main differences between longan and onions

  • Onions contain less vitamin C, copper, and vitamin B2 than longan.
  • Daily need coverage for vitamin C for longan is 85% higher.
  • Onions have 5 times less vitamin B2 than longan. Longan has 0.14mg of vitamin B2, while onions have 0.027mg.
  • Longan has a higher glycemic index than onions.

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

Infographic

Longan vs Onion infographic
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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
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%
Onion
Onion
6
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 PotassiumPotassium +82.2%
Contains more CopperCopper +333.3%
Contains less SodiumSodium -100%
Contains more CalciumCalcium +2200%
Contains more IronIron +61.5%
Contains more ZincZinc +240%
Contains more PhosphorusPhosphorus +38.1%
Contains more ManganeseManganese +148.1%
~equal in Magnesium ~10mg

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
Longan
3
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%
Onion
Onion
7
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 CVitamin C +1035.1%
Contains more Vitamin B2Vitamin B2 +418.5%
Contains more Vitamin B3Vitamin B3 +158.6%
Contains more Vitamin B1Vitamin B1 +48.4%
~equal in Vitamin A ~0µg
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

All nutrients comparison - raw data values

Nutrient Longan Onion DV% diff.
Vitamin C 84mg 7.4mg 85%
Copper 0.169mg 0.039mg 14%
Vitamin B2 0.14mg 0.027mg 9%
Vitamin B6 0.12mg 9%
Folate 19µg 5%
Potassium 266mg 146mg 4%
Manganese 0.052mg 0.129mg 3%
Fiber 1.1g 1.7g 2%
Vitamin B5 0.123mg 2%
Fructose 1.29g 2%
Calcium 1mg 23mg 2%
Carbs 15.14g 9.34g 2%
Calories 60kcal 40kcal 1%
Vitamin B3 0.3mg 0.116mg 1%
Zinc 0.05mg 0.17mg 1%
Phosphorus 21mg 29mg 1%
Choline 6.1mg 1%
Iron 0.13mg 0.21mg 1%
Selenium 0.5µg 1%
Vitamin B1 0.031mg 0.046mg 1%
Protein 1.31g 1.1g 0%
Fats 0.1g 0.1g 0%
Net carbs 14.04g 7.64g N/A
Magnesium 10mg 10mg 0%
Sugar 4.24g N/A
Sodium 0mg 4mg 0%
Vitamin E 0.02mg 0%
Vitamin K 0.4µg 0%
Saturated fat 0.042g 0%
Monounsaturated fat 0.013g 0%
Polyunsaturated fat 0.017g 0%
Tryptophan 0.014mg 0%
Threonine 0.034mg 0.021mg 0%
Isoleucine 0.026mg 0.014mg 0%
Leucine 0.054mg 0.025mg 0%
Lysine 0.046mg 0.039mg 0%
Methionine 0.013mg 0.002mg 0%
Phenylalanine 0.03mg 0.025mg 0%
Valine 0.058mg 0.021mg 0%
Histidine 0.012mg 0.014mg 0%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Longan
Longan
3
15% 83%
Protein: 1.31 g
Fats: 0.1 g
Carbs: 15.14 g
Water: 82.75 g
Other: 0.7 g
Onion
Onion
1
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 +19.1%
Contains more CarbsCarbs +62.1%
Contains more OtherOther +100%
~equal in Fats ~0.1g
~equal in Water ~89.11g

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