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Onion vs. Saffron — In-Depth Nutrition Comparison

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How are onions and saffron different?

  • Saffron has more manganese, iron, vitamin C, vitamin B6, magnesium, potassium, copper, phosphorus, folate, and vitamin B2 than onions.
  • Daily need coverage for manganese for saffron is 1230% higher.
  • Onions have a lower glycemic index (15) than saffron (70).

Onions, raw and Spices, saffron are the varieties used in this article.

Infographic

Onion vs Saffron 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.
Onion
1
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%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 189% 33% 152% 416% 109% 30% 108% 19% 3705% 31%
Contains less SodiumSodium -97.3%
Contains more MagnesiumMagnesium +2540%
Contains more CalciumCalcium +382.6%
Contains more PotassiumPotassium +1080.8%
Contains more IronIron +5185.7%
Contains more CopperCopper +741%
Contains more ZincZinc +541.2%
Contains more PhosphorusPhosphorus +769%
Contains more ManganeseManganese +21921.7%
Contains more SeleniumSelenium +1020%

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.
Onion
4
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%
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 269% 9% 0% 0% 29% 62% 27% 0% 233% 0% 0% 70% 0%
Contains more Vitamin EVitamin E +∞%
Contains more Vitamin B5Vitamin B5 +∞%
Contains more Vitamin KVitamin K +∞%
Contains more CholineCholine +∞%
Contains more Vitamin CVitamin C +991.9%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin B1Vitamin B1 +150%
Contains more Vitamin B2Vitamin B2 +888.9%
Contains more Vitamin B3Vitamin B3 +1158.6%
Contains more Vitamin B6Vitamin B6 +741.7%
Contains more FolateFolate +389.5%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

All nutrients comparison - raw data values

Nutrient Onion Saffron DV% diff.
Manganese 0.129mg 28.408mg 1230%
Iron 0.21mg 11.1mg 136%
Vitamin C 7.4mg 80.8mg 82%
Vitamin B6 0.12mg 1.01mg 68%
Magnesium 10mg 264mg 60%
Potassium 146mg 1724mg 46%
Phosphorus 29mg 252mg 32%
Copper 0.039mg 0.328mg 32%
Protein 1.1g 11.43g 21%
Folate 19µg 93µg 19%
Carbs 9.34g 65.37g 19%
Vitamin B2 0.027mg 0.267mg 18%
Polyunsaturated fat 0.017g 2.067g 14%
Calories 40kcal 310kcal 14%
Fats 0.1g 5.85g 9%
Calcium 23mg 111mg 9%
Fiber 1.7g 3.9g 9%
Selenium 0.5µg 5.6µg 9%
Zinc 0.17mg 1.09mg 8%
Vitamin B3 0.116mg 1.46mg 8%
Saturated fat 0.042g 1.586g 7%
Vitamin B1 0.046mg 0.115mg 6%
Sodium 4mg 148mg 6%
Vitamin A 0µg 27µg 3%
Fructose 1.29g 2%
Vitamin B5 0.123mg 2%
Choline 6.1mg 1%
Monounsaturated fat 0.013g 0.429g 1%
Net carbs 7.64g 61.47g N/A
Sugar 4.24g N/A
Vitamin E 0.02mg 0%
Vitamin K 0.4µg 0%
Tryptophan 0.014mg 0%
Threonine 0.021mg 0%
Isoleucine 0.014mg 0%
Leucine 0.025mg 0%
Lysine 0.039mg 0%
Methionine 0.002mg 0%
Phenylalanine 0.025mg 0%
Valine 0.021mg 0%
Histidine 0.014mg 0%
Omega-3 - DPA 0g 0.006g N/A

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Onion
1
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
11% 6% 65% 12% 5%
Protein: 11.43 g
Fats: 5.85 g
Carbs: 65.37 g
Water: 11.9 g
Other: 5.45 g
Contains more WaterWater +648.8%
Contains more ProteinProtein +939.1%
Contains more FatsFats +5750%
Contains more CarbsCarbs +599.9%
Contains more OtherOther +1457.1%

Fat Type Comparison

Fat type breakdown side-by-side comparison
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
39% 11% 51%
Saturated fat: Sat. Fat 1.586 g
Monounsaturated fat: Mono. Fat 0.429 g
Polyunsaturated fat: Poly. Fat 2.067 g
Contains less Sat. FatSaturated fat -97.4%
Contains more Mono. FatMonounsaturated fat +3200%
Contains more Poly. FatPolyunsaturated fat +12058.8%

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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. Onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170000/nutrients
  2. Saffron - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170934/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.