Shiitake Mushroom vs. Onion
Nutrition comparison of Shiitake Mushroom and Onion
Ever wonder how your favorite foods stack up against each other in terms of nutrition?
We compared the nutritional contents of
shiitake mushroom
versus
onion
(100g each)
below using 2020 USDA and NIH data[1].
For a quick recap of significant nutrients and differences in shiitake mushroom and onion:
- Onion has more thiamin, however, shiitake mushroom contains more riboflavin, niacin, pantothenic acid and Vitamin B6.
- Shiitake mushroom is a great source of dietary fiber.
- Shiitake mushroom is an excellent source of potassium.
USDA sources for nutritional information: Shiitake Mushroom (Mushrooms, shiitake, raw) and Onion (Onions, raw) . Have a correction or suggestions? Shoot us an email.
Calories and Carbs
calories
Shiitake mushroom and onion contain similar amounts of calories - shiitake mushroom has 34 calories per 100 grams and onion has 40 calories.
For macronutrient ratios, shiitake mushroom is heavier in protein, much lighter in carbs and heavier in fat compared to onion per calorie. Shiitake mushroom has a macronutrient ratio of 22:67:11 and for onion, 10:88:2 for protein, carbohydrates and fat from calories.
Macro Ratios from Calories:
| Shiitake Mushroom | Onion | |
|---|---|---|
| Protein | 22% | 10% |
| Carbohydrates | 67% | 88% |
| Fat | 11% | 2% |
| Alcohol | ~ | ~ |
carbohydrates
Shiitake mushroom and onion contain similar amounts of carbs - shiitake mushroom has 6.8g of total carbs per 100 grams and onion has 9.3g of carbohydrates.
dietary fiber
Shiitake mushroom is a great source of dietary fiber and it has 47% more dietary fiber than onion - shiitake mushroom has 2.5g of dietary fiber per 100 grams and onion has 1.7g of dietary fiber.
sugar
Shiitake mushroom and onion contain similar amounts of sugar - shiitake mushroom has 2.4g of sugar per 100 grams and onion has 4.2g of sugar.
Protein
protein
Shiitake mushroom and onion contain similar amounts of protein - shiitake mushroom has 2.2g of protein per 100 grams and onion has 1.1g of protein.
Fat
saturated fat
Both onion and shiitake mushroom are low in saturated fat - onion has 0.04g of saturated fat per 100 grams and shiitake mushroom does not contain significant amounts.
Vitamins
Vitamin C
Onion has more Vitamin C than shiitake mushroom - onion has 7.4mg of Vitamin C per 100 grams and shiitake mushroom does not contain significant amounts.
Vitamin A
Onion and shiitake mushroom contain similar amounts of Vitamin A - onion has 0.6ug of Vitamin A per 100 grams and shiitake mushroom does not contain significant amounts.
Vitamin D
Shiitake mushroom has more Vitamin D than onion - shiitake mushroom has 18iu of Vitamin D per 100 grams and onion does not contain significant amounts.
Vitamin E
Onion and shiitake mushroom contain similar amounts of Vitamin E - onion has 0.02mg of Vitamin E per 100 grams and shiitake mushroom does not contain significant amounts.
Vitamin K
Onion and shiitake mushroom contain similar amounts of Vitamin K - onion has 0.4ug of Vitamin K per 100 grams and shiitake mushroom does not contain significant amounts.
The B Vitamins
Onion has more thiamin, however, shiitake mushroom contains more riboflavin, niacin, pantothenic acid and Vitamin B6. Both shiitake mushroom and onion contain significant amounts of folate.
| Shiitake Mushroom | Onion | |
|---|---|---|
| Thiamin | 0.015 MG | 0.046 MG |
| Riboflavin | 0.217 MG | 0.027 MG |
| Niacin | 3.877 MG | 0.116 MG |
| Pantothenic acid | 1.5 MG | 0.123 MG |
| Vitamin B6 | 0.293 MG | 0.12 MG |
| Folate | 13 UG | 19 UG |
Minerals
calcium
Onion has 10 times more calcium than shiitake mushroom - shiitake mushroom has 2mg of calcium per 100 grams and onion has 23mg of calcium.
iron
Shiitake mushroom and onion contain similar amounts of iron - shiitake mushroom has 0.41mg of iron per 100 grams and onion has 0.21mg of iron.
potassium
Shiitake mushroom is an excellent source of potassium and it has 108% more potassium than onion - shiitake mushroom has 304mg of potassium per 100 grams and onion has 146mg of potassium.
Customize your serving size
The comparison below is by weight, but sometimes 100g isn't that intuitive of a measurement for food. View a custom portion comparison (e.g. cups, oz, package).
You can try adding or subtracting the amount of either Shiitake Mushroom or Onion .
Note: The specific food items compared are: Shiitake Mushroom (Mushrooms, shiitake, raw) and Onion (Onions, raw) .
Shiitake Mushroom g
()
|
Daily Values (%) |
Onion g
()
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|---|---|---|---|---|---|---|---|
| KCAL % |
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5% | calories | 5% |
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5% | carbohydrates | 5% |
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5% | dietary fiber | 5% |
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5% | total fat | 5% |
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5% | saturated fat | 5% |
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| G | 5% | monounsaturated fat | 5% | G | |||
| G | 5% | polyunsaturated fat | 5% | G | |||
| G | 5% | trans fat | 5% | G | |||
| MG | 5% | cholesterol | 5% | MG | |||
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5% | sodium | 5% |
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| 5% | Vitamins and Minerals | 5% | |||||
| UG % |
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5% | Vitamin A | 5% |
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5% | Vitamin C | 5% |
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5% | Vitamin D | 5% |
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5% | calcium | 5% |
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5% | magnesium | 5% |
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5% | potassium | 5% |
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5% | thiamin (Vit B1) | 5% |
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5% | riboflavin (Vit B2) | 5% |
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5% | niacin (Vit B3) | 5% |
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5% | Vitamin B6 | 5% |
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5% | pantothenic acid (Vit B5) | 5% |
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5% | folate (Vit B9) | 5% |
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5% | Vitamin B12 | 5% |
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5% | Vitamin E | 5% |
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5% | Vitamin K | 5% |
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5% | protein | 5% |
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5% | biotin (Vit B7) | 5% |
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5% | choline | 5% |
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5% | chlorine | 5% |
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5% | chromium | 5% |
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5% | copper | 5% |
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5% | fluoride | 5% |
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5% | iodine | 5% |
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5% | manganese | 5% |
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5% | molybdenum | 5% |
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5% | phosphorus | 5% |
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5% | selenium | 5% |
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5% | zinc | 5% |
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| G | 5% | Water | 5% | G | |||
| G | 5% | Starch | 5% | G | |||
| G | 5% | Alcohol | 5% | G | |||
FAQ
Does shiitake mushroom or onion contain more calories in 100 grams?Shiitake mushroom and onion contain similar amounts of calories - shiitake mushroom has 34 calories in 100g and onion has 40 calories.
Does shiitake mushroom or onion have more carbohydrates?
By weight, shiitake mushroom and onion contain similar amounts of carbs - shiitake mushroom has 6.8g of carbs for 100g and onion has 9.3g of carbohydrates.
Does shiitake mushroom or onion contain more potassium?
Shiitake mushroom is a rich source of potassium and it has 110% more potassium than onion - shiitake mushroom has 304mg of potassium in 100 grams and onion has 146mg of potassium.