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Celery vs. Onion — In-Depth Nutrition Comparison

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A recap on differences between celery and onions

  • Onions have less vitamin K and vitamin A.
  • Celery covers your daily vitamin K needs 24% more than onions.
  • Onions contain 225 times less vitamin A than celery. Celery contains 449IU of vitamin A, while onions contain 2IU.
  • Celery has less sugar.
  • The glycemic index of celery is higher.

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

Infographic

Celery 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.
Celery
2
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.9% 12% 23% 7.5% 12% 3.5% 10% 10% 13% 2.2%
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 CalciumCalcium +73.9%
Contains more PotassiumPotassium +78.1%
Contains more CopperCopper +11.4%
Contains more ZincZinc +30.8%
Contains more PhosphorusPhosphorus +20.8%
Contains less SodiumSodium -95%
Contains more ManganeseManganese +25.2%
Contains more SeleniumSelenium +25%
~equal in Magnesium ~10mg
~equal in Iron ~0.21mg

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.
Celery
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 10% 7.3% 5.4% 0% 5.3% 13% 6% 15% 17% 0% 73% 27% 3.3%
Onion
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 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 EVitamin E +1250%
Contains more Vitamin B2Vitamin B2 +111.1%
Contains more Vitamin B3Vitamin B3 +175.9%
Contains more Vitamin B5Vitamin B5 +100%
Contains more Vitamin KVitamin K +7225%
Contains more FolateFolate +89.5%
Contains more Vitamin CVitamin C +138.7%
Contains more Vitamin B1Vitamin B1 +119%
Contains more Vitamin B6Vitamin B6 +62.2%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg
~equal in Choline ~6.1mg

All nutrients comparison - raw data values

Nutrient Celery Onion DV% diff.
Vitamin K 29.3µg 0.4µg 24%
Vitamin C 3.1mg 7.4mg 5%
Folate 36µg 19µg 4%
Vitamin B6 0.074mg 0.12mg 4%
Potassium 260mg 146mg 3%
Sodium 80mg 4mg 3%
Vitamin B1 0.021mg 0.046mg 2%
Vitamin A 22µg 0µg 2%
Carbs 2.97g 9.34g 2%
Calcium 40mg 23mg 2%
Vitamin B5 0.246mg 0.123mg 2%
Vitamin B2 0.057mg 0.027mg 2%
Vitamin E 0.27mg 0.02mg 2%
Vitamin B3 0.32mg 0.116mg 1%
Protein 0.69g 1.1g 1%
Manganese 0.103mg 0.129mg 1%
Calories 16kcal 40kcal 1%
Phosphorus 24mg 29mg 1%
Fructose 0.37g 1.29g 1%
Fats 0.17g 0.1g 0%
Net carbs 1.37g 7.64g N/A
Magnesium 11mg 10mg 0%
Iron 0.2mg 0.21mg 0%
Sugar 1.34g 4.24g N/A
Fiber 1.6g 1.7g 0%
Copper 0.035mg 0.039mg 0%
Zinc 0.13mg 0.17mg 0%
Selenium 0.4µg 0.5µg 0%
Choline 6.1mg 6.1mg 0%
Saturated fat 0.042g 0.042g 0%
Monounsaturated fat 0.032g 0.013g 0%
Polyunsaturated fat 0.079g 0.017g 0%
Tryptophan 0.009mg 0.014mg 0%
Threonine 0.02mg 0.021mg 0%
Isoleucine 0.021mg 0.014mg 0%
Leucine 0.032mg 0.025mg 0%
Lysine 0.027mg 0.039mg 0%
Methionine 0.005mg 0.002mg 0%
Phenylalanine 0.02mg 0.025mg 0%
Valine 0.027mg 0.021mg 0%
Histidine 0.012mg 0.014mg 0%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Celery
3
3% 95%
Protein: 0.69 g
Fats: 0.17 g
Carbs: 2.97 g
Water: 95.43 g
Other: 0.74 g
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 FatsFats +70%
Contains more OtherOther +111.4%
Contains more ProteinProtein +59.4%
Contains more CarbsCarbs +214.5%
~equal in Water ~89.11g

Fat Type Comparison

Fat type breakdown side-by-side comparison
Celery
2
27% 21% 52%
Saturated fat: Sat. Fat 0.042 g
Monounsaturated fat: Mono. Fat 0.032 g
Polyunsaturated fat: Poly. Fat 0.079 g
Onion
0
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 +146.2%
Contains more Poly. FatPolyunsaturated fat +364.7%
~equal in Saturated fat ~0.042g

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
Celery
1
6% 30% 28% 36%
Starch: 0 g
Sucrose: 0.08 g
Glucose: 0.4 g
Fructose: 0.37 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0.48 g
Onion
3
23% 46% 30%
Starch: 0 g
Sucrose: 0.99 g
Glucose: 1.97 g
Fructose: 1.29 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
Contains more GalactoseGalactose +∞%
Contains more SucroseSucrose +1137.5%
Contains more GlucoseGlucose +392.5%
Contains more FructoseFructose +248.6%
~equal in Starch ~0g
~equal in Lactose ~0g
~equal in Maltose ~0g

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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. Celery - https://fdc.nal.usda.gov/fdc-app.html#/food-details/169988/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.