White Mushroom vs. Onion

Nutrition comparison of White Mushroom and Onion


Ever wonder how your favorite foods stack up against each other in terms of nutrition?

We compared the nutritional contents of white mushroom versus onion (100g each) below using 2020 USDA and NIH data[1].

For a quick recap of significant nutrients and differences in white mushroom and onion:

  • White mushroom has 65% less carbohydrates than onion.
  • White mushroom has more riboflavin, niacin, pantothenic acid and Vitamin B12.
  • White mushroom is an excellent source of potassium.
Detailed nutritional comparison of white mushroom and onion is analyzed below. You can also visualize the nutritional comparison for a custom portion or serving size and see how the nutrition compares.

USDA sources for nutritional information: White Mushroom (Mushrooms, white, raw) and Onion (Onions, raw) . Have a correction or suggestions? Shoot us an email.


Image of White Mushroom src
Image of Onion src

Calories and Carbs

calories

White mushroom and onion contain similar amounts of calories - white mushroom has 22 calories per 100 grams and onion has 40 calories.

For macronutrient ratios, white mushroom is much heavier in protein, much lighter in carbs and heavier in fat compared to onion per calorie. White mushroom has a macronutrient ratio of 43:43:14 and for onion, 11:87:3 for protein, carbohydrates and fat from calories.

Macro Ratios from Calories:

White Mushroom Onion
Protein 43% 11%
Carbohydrates 43% 87%
Fat 14% 3%
Alcohol ~ ~

carbohydrates

White mushroom has 65% less carbohydrates than onion - white mushroom has 3.3g of total carbs per 100 grams and onion has 9.3g of carbohydrates.

dietary fiber

Onion has 70% more dietary fiber than white mushroom - white mushroom has 1g of dietary fiber per 100 grams and onion has 1.7g of dietary fiber.

sugar

White mushroom and onion contain similar amounts of sugar - white mushroom has 2g of sugar per 100 grams and onion has 4.2g of sugar.

Protein

protein

White mushroom has 181% more protein than onion - white mushroom has 3.1g of protein per 100 grams and onion has 1.1g of protein.

Fat

saturated fat

Both white mushroom and onion are low in saturated fat - white mushroom has 0.05g of saturated fat per 100 grams and onion has 0.04g of saturated fat.

Vitamins

Vitamin C

Onion has 252% more Vitamin C than white mushroom - white mushroom has 2.1mg of Vitamin C per 100 grams and onion has 7.4mg of Vitamin C.

Vitamin A

Onion and white mushroom contain similar amounts of Vitamin A - onion has 0.6ug of Vitamin A per 100 grams and white mushroom does not contain significant amounts.

Vitamin D

White mushroom has more Vitamin D than onion - white mushroom has 7iu of Vitamin D per 100 grams and onion does not contain significant amounts.

Vitamin E

White mushroom and onion contain similar amounts of Vitamin E - white mushroom has 0.01mg of Vitamin E per 100 grams and onion has 0.02mg of Vitamin E.

Vitamin K

Onion and white mushroom contain similar amounts of Vitamin K - onion has 0.4ug of Vitamin K per 100 grams and white mushroom does not contain significant amounts.

The B Vitamins

White mushroom has more riboflavin, niacin, pantothenic acid and Vitamin B12. Both white mushroom and onion contain significant amounts of thiamin, Vitamin B6 and folate.

White Mushroom Onion
Thiamin 0.081 MG 0.046 MG
Riboflavin 0.402 MG 0.027 MG
Niacin 3.607 MG 0.116 MG
Pantothenic acid 1.497 MG 0.123 MG
Vitamin B6 0.104 MG 0.12 MG
Folate 17 UG 19 UG
Vitamin B12 0.04 UG ~

Minerals

calcium

Onion has 667% more calcium than white mushroom - white mushroom has 3mg of calcium per 100 grams and onion has 23mg of calcium.

iron

White mushroom and onion contain similar amounts of iron - white mushroom has 0.5mg of iron per 100 grams and onion has 0.21mg of iron.

potassium

White mushroom is an excellent source of potassium and it has 118% more potassium than onion - white mushroom has 318mg of potassium per 100 grams and onion has 146mg of potassium.

Omega-3 and Omega-6

omega 6s

Comparing omega-6 fatty acids, white mushroom has more linoleic acid than onion per 100 grams.

White Mushroom Onion
linoleic acid 0.16 G 0.013 G
Total 0.16 G 0.013 G



Customize your serving size


The comparison below is by common portions, e.g. cups, packages. You can also see a more concrete comparison by weight at equal weight (by grams) comparison.

Note: The specific food items compared are: White Mushroom (Mushrooms, white, raw) and Onion (Onions, raw) .

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FAQ

Does white mushroom or onion contain more calories in 100 grams?
White mushroom and onion contain similar amounts of calories - white mushroom has 22 calories in 100g and onion has 40 calories.

Is white mushroom or onion better for protein?
White mushroom has 180% more protein than onion - white mushroom has 3.1g of protein per 100 grams and onion has 1.1g of protein.

Does white mushroom or onion have more carbohydrates?
By weight, white mushroom has 70% fewer carbohydrates than onion - white mushroom has 3.3g of carbs for 100g and onion has 9.3g of carbohydrates.

Does white mushroom or onion contain more potassium?
White mushroom is a rich source of potassium and it has 120% more potassium than onion - white mushroom has 318mg of potassium in 100 grams and onion has 146mg of potassium.