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Gratin vs Onion - In-Depth Nutrition Comparison

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A recap on differences between Gratin and Onion

  • Gratin has more Copper, Phosphorus, Calcium, Potassium, Vitamin B2, and Vitamin B3, however Onion is higher in Vitamin A.
  • Gratin covers your daily Saturated Fat needs 23% more than Onion.
  • Onion contains 108 times less Sodium than Gratin. Gratin contains 433mg of Sodium, while Onion contains 4mg.
  • Onion has less Saturated Fat.

Food varieties used in this article are Potatoes, au gratin, home-prepared from recipe using butter and Onions, raw.

Infographic

Gratin 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" chart below show how much of the daily needs can be covered by 300 grams of the food
Gratin
7
:
1
Onion
Contains more Calcium +417.4%
Contains more Iron +204.8%
Contains more Magnesium +100%
Contains more Phosphorus +289.7%
Contains more Potassium +171.2%
Contains more Zinc +305.9%
Contains more Copper +310.3%
Contains less Sodium -99.1%
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper 36% 24% 15% 49% 35% 57% 19% 54%
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper 7% 8% 8% 13% 13% 1% 5% 14%
Contains more Calcium +417.4%
Contains more Iron +204.8%
Contains more Magnesium +100%
Contains more Phosphorus +289.7%
Contains more Potassium +171.2%
Contains more Zinc +305.9%
Contains more Copper +310.3%
Contains less Sodium -99.1%

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" chart below show how much of the daily needs can be covered by 300 grams of the food
Gratin
7
:
3
Onion
Contains more Vitamin A +13100%
Contains more Vitamin C +33.8%
Contains more Vitamin B1 +39.1%
Contains more Vitamin B2 +329.6%
Contains more Vitamin B3 +756%
Contains more Vitamin B5 +214.6%
Contains more Vitamin B6 +45%
Contains more Folate +72.7%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 16% 0% 0% 33% 16% 27% 19% 24% 41% 9% 0% 0%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 1% 1% 0% 25% 12% 7% 3% 8% 28% 15% 0% 1%
Contains more Vitamin A +13100%
Contains more Vitamin C +33.8%
Contains more Vitamin B1 +39.1%
Contains more Vitamin B2 +329.6%
Contains more Vitamin B3 +756%
Contains more Vitamin B5 +214.6%
Contains more Vitamin B6 +45%
Contains more Folate +72.7%

Comparison summary table

Pay attention to the most right column. It shows the amounts side by side, making it easier to realize the amount of difference.
Gratin Onion
Lower in Sodium ok
Lower in Cholesterol ok
Lower in Saturated Fat ok
Lower in Sugar ok
Lower in glycemic index ok
Lower in price ok
Rich in minerals ok
Rich in vitamins ok

All nutrients comparison - raw data values

Nutrient Gratin Onion Opinion
Net carbs 9.47g 7.64g Gratin
Protein 5.06g 1.1g Gratin
Fats 7.59g 0.1g Gratin
Carbs 11.27g 9.34g Gratin
Calories 132kcal 40kcal Gratin
Starch g 0g Onion
Fructose g 1.29g Onion
Sugar g 4.24g Gratin
Fiber 1.8g 1.7g Gratin
Calcium 119mg 23mg Gratin
Iron 0.64mg 0.21mg Gratin
Magnesium 20mg 10mg Gratin
Phosphorus 113mg 29mg Gratin
Potassium 396mg 146mg Gratin
Sodium 433mg 4mg Onion
Zinc 0.69mg 0.17mg Gratin
Copper 0.16mg 0.039mg Gratin
Vitamin A 264IU 2IU Gratin
Vitamin E mg 0.02mg Onion
Vitamin D 0IU 0IU
Vitamin D 0µg 0µg
Vitamin C 9.9mg 7.4mg Gratin
Vitamin B1 0.064mg 0.046mg Gratin
Vitamin B2 0.116mg 0.027mg Gratin
Vitamin B3 0.993mg 0.116mg Gratin
Vitamin B5 0.387mg 0.123mg Gratin
Vitamin B6 0.174mg 0.12mg Gratin
Folate 11µg 19µg Onion
Vitamin B12 0µg 0µg
Vitamin K µg 0.4µg Onion
Tryptophan 0.07mg 0.014mg Gratin
Threonine 0.192mg 0.021mg Gratin
Isoleucine 0.284mg 0.014mg Gratin
Leucine 0.443mg 0.025mg Gratin
Lysine 0.381mg 0.039mg Gratin
Methionine 0.117mg 0.002mg Gratin
Phenylalanine 0.254mg 0.025mg Gratin
Valine 0.325mg 0.021mg Gratin
Histidine 0.151mg 0.014mg Gratin
Cholesterol 23mg 0mg Onion
Trans Fat g 0g Gratin
Saturated Fat 4.733g 0.042g Onion
Monounsaturated Fat 2.149g 0.013g Gratin
Polyunsaturated fat 0.276g 0.017g Gratin

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Gratin Onion
Low Fats diet ok
Low Carbs diet ok
Low Calories diet ok
Low glycemic index diet ok

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Vitamin and Mineral Summary Scores

The summary score is calculated by summing up the daily values contained in 300 grams of the product. Obviously the more the food fulfills human daily needs, the more the summary score is.
Vitamin Summary Score
15
Gratin
8
Onion
Mineral Summary Score
36
Gratin
8
Onion

Macronutrients Comparison

Macronutrient comparison charts compare the amount of protein, total fats, and total carbohydrates in 300 grams of the food. The displayed values show how much of the daily needs can be covered by 300 grams of food.
Protein
30%
Gratin
7%
Onion
Carbohydrates
11%
Gratin
9%
Onion
Fats
35%
Gratin
0%
Onion

Comparison summary

Which food contains less Sodium?
Onion
Onion contains less Sodium (difference - 429mg)
Which food is lower in Cholesterol?
Onion
Onion is lower in Cholesterol (difference - 23mg)
Which food is lower in Saturated Fat?
Onion
Onion is lower in Saturated Fat (difference - 4.691g)
Which food is lower in Sugar?
Gratin
Gratin is lower in Sugar (difference - 4.24g)
Which food is lower in glycemic index?
Gratin
Gratin is lower in glycemic index (difference - 15)
Which food is cheaper?
Gratin
Gratin is cheaper (difference - $0.2)
Which food is richer in minerals?
Gratin
Gratin is relatively richer in minerals
Which food is richer in vitamins?
Gratin
Gratin is relatively richer in vitamins

References

The source of all the nutrient values on the page (excluding the main article the sources for which are presented separately if present) is the USDA's FoodCentral. The exact links to the foods presented on this page can be found below.

  1. Gratin - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170442/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.