Oyster Mushroom vs. Onion
Nutrition comparison of Oyster Mushroom and Onion
Ever wonder how your favorite foods stack up against each other in terms of nutrition?
We compared the nutritional contents of
oyster mushroom
versus
onion
(100g each)
below using 2020 USDA and NIH data[1].
For a quick recap of significant nutrients and differences in oyster mushroom and onion:
- Oyster mushroom has more thiamin, riboflavin, niacin and pantothenic acid.
- Oyster mushroom is a great source of dietary fiber.
- Oyster mushroom is an excellent source of potassium.
USDA sources for nutritional information: Oyster Mushroom (Mushrooms, oyster, raw) and Onion (Onions, raw) . Have a correction or suggestions? Shoot us an email.
Calories and Carbs
calories
Oyster mushroom and onion contain similar amounts of calories - oyster mushroom has 33 calories per 100 grams and onion has 40 calories.
For macronutrient ratios, oyster mushroom is much heavier in protein, much lighter in carbs and heavier in fat compared to onion per calorie. Oyster mushroom has a macronutrient ratio of 32:59:9 and for onion, 10:88:2 for protein, carbohydrates and fat from calories.
Macro Ratios from Calories:
| Oyster Mushroom | Onion | |
|---|---|---|
| Protein | 32% | 10% |
| Carbohydrates | 59% | 88% |
| Fat | 9% | 2% |
| Alcohol | ~ | ~ |
carbohydrates
Oyster mushroom and onion contain similar amounts of carbs - oyster mushroom has 6.1g of total carbs per 100 grams and onion has 9.3g of carbohydrates.
dietary fiber
Oyster mushroom is a great source of dietary fiber and it has 35% more dietary fiber than onion - oyster mushroom has 2.3g of dietary fiber per 100 grams and onion has 1.7g of dietary fiber.
sugar
Oyster mushroom and onion contain similar amounts of sugar - oyster mushroom has 1.1g of sugar per 100 grams and onion has 4.2g of sugar.
Protein
protein
Oyster mushroom has 201% more protein than onion - oyster mushroom has 3.3g of protein per 100 grams and onion has 1.1g of protein.
Fat
saturated fat
Both oyster mushroom and onion are low in saturated fat - oyster mushroom has 0.06g of saturated fat per 100 grams and onion has 0.04g of saturated fat.
Vitamins
Vitamin C
Onion has more Vitamin C than oyster mushroom - onion has 7.4mg of Vitamin C per 100 grams and oyster mushroom does not contain significant amounts.
Vitamin A
Oyster mushroom and onion contain similar amounts of Vitamin A - oyster mushroom has 2ug of Vitamin A per 100 grams and onion does not contain significant amounts.
Vitamin D
Oyster mushroom has more Vitamin D than onion - oyster mushroom has 29iu of Vitamin D per 100 grams and onion does not contain significant amounts.
Vitamin E
Onion and oyster mushroom contain similar amounts of Vitamin E - onion has 0.02mg of Vitamin E per 100 grams and oyster mushroom does not contain significant amounts.
Vitamin K
Onion and oyster mushroom contain similar amounts of Vitamin K - onion has 0.4ug of Vitamin K per 100 grams and oyster mushroom does not contain significant amounts.
The B Vitamins
Oyster mushroom has more thiamin, riboflavin, niacin and pantothenic acid. Both oyster mushroom and onion contain significant amounts of Vitamin B6 and folate.
| Oyster Mushroom | Onion | |
|---|---|---|
| Thiamin | 0.125 MG | 0.046 MG |
| Riboflavin | 0.349 MG | 0.027 MG |
| Niacin | 4.956 MG | 0.116 MG |
| Pantothenic acid | 1.294 MG | 0.123 MG |
| Vitamin B6 | 0.11 MG | 0.12 MG |
| Folate | 38 UG | 19 UG |
Minerals
calcium
Onion has 667% more calcium than oyster mushroom - oyster mushroom has 3mg of calcium per 100 grams and onion has 23mg of calcium.
iron
Oyster mushroom has 533% more iron than onion - oyster mushroom has 1.3mg of iron per 100 grams and onion has 0.21mg of iron.
potassium
Oyster mushroom is an excellent source of potassium and it has 188% more potassium than onion - oyster mushroom has 420mg of potassium per 100 grams and onion has 146mg of potassium.
Antioxidants and Phytonutrients
Omega-3 and Omega-6
omega 6s
Comparing omega-6 fatty acids, oyster mushroom has more linoleic acid than onion per 100 grams.
| Oyster Mushroom | Onion | |
|---|---|---|
| linoleic acid | 0.123 G | 0.013 G |
| Total | 0.123 G | 0.013 G |
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 Oyster Mushroom or Onion .
Note: The specific food items compared are: Oyster Mushroom (Mushrooms, oyster, raw) and Onion (Onions, raw) .
Oyster Mushroom g
()
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Daily Values (%) |
Onion g
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5% | choline | 5% |
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5% | selenium | 5% |
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| G | 5% | Water | 5% | G | |||
| G | 5% | Starch | 5% | G | |||
| G | 5% | Alcohol | 5% | G | |||
FAQ
Does oyster mushroom or onion contain more calories in 100 grams?Oyster mushroom and onion contain similar amounts of calories - oyster mushroom has 33 calories in 100g and onion has 40 calories.
Is oyster mushroom or onion better for protein?
Oyster mushroom has 200% more protein than onion - oyster mushroom has 3.3g of protein per 100 grams and onion has 1.1g of protein.
Does oyster mushroom or onion have more carbohydrates?
By weight, oyster mushroom and onion contain similar amounts of carbs - oyster mushroom has 6.1g of carbs for 100g and onion has 9.3g of carbohydrates.
Does oyster mushroom or onion contain more potassium?
Oyster mushroom is a rich source of potassium and it has 190% more potassium than onion - oyster mushroom has 420mg of potassium in 100 grams and onion has 146mg of potassium.