Fiddlehead ferns vs. Sweet onion — In-Depth Nutrition Comparison
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How are fiddlehead ferns and sweet onion different?
- Fiddlehead ferns have more vitamin A, vitamin B3, copper, vitamin C, manganese, vitamin B2, iron, phosphorus, potassium, and zinc than sweet onion.
- Daily need coverage for vitamin A for fiddlehead ferns is 72% higher.
- Fiddlehead ferns contain 37 times more vitamin B3 than sweet onion. While fiddlehead ferns contain 4.98mg of vitamin B3, sweet onion contains only 0.133mg.
Fiddlehead ferns, raw and Onions, sweet, raw are the varieties used in this article.
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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.
| Contains more MagnesiumMagnesium | +277.8% |
| Contains more CalciumCalcium | +60% |
| Contains more PotassiumPotassium | +210.9% |
| Contains more IronIron | +403.8% |
| Contains more CopperCopper | +471.4% |
| Contains more ZincZinc | +538.5% |
| Contains more PhosphorusPhosphorus | +274.1% |
| Contains less SodiumSodium | -87.5% |
| Contains more ManganeseManganese | +571.1% |
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.
| Contains more Vitamin CVitamin C | +454.2% |
| Contains more Vitamin AVitamin A | +∞% |
| Contains more Vitamin B2Vitamin B2 | +950% |
| Contains more Vitamin B3Vitamin B3 | +3644.4% |
| Contains more Vitamin B1Vitamin B1 | +105% |
All nutrients comparison - raw data values
| Nutrient |  |
 |
DV% diff. |
| Vitamin B3 | 4.98mg | 0.133mg | 30% |
| Copper | 0.32mg | 0.056mg | 29% |
| Vitamin C | 26.6mg | 4.8mg | 24% |
| Vitamin A | 181µg | 0µg | 20% |
| Manganese | 0.51mg | 0.076mg | 19% |
| Vitamin B2 | 0.21mg | 0.02mg | 15% |
| Iron | 1.31mg | 0.26mg | 13% |
| Phosphorus | 101mg | 27mg | 11% |
| Vitamin B6 | 0.13mg | 10% | |
| Protein | 4.55g | 0.8g | 8% |
| Potassium | 370mg | 119mg | 7% |
| Magnesium | 34mg | 9mg | 6% |
| Zinc | 0.83mg | 0.13mg | 6% |
| Folate | 23µg | 6% | |
| Fiber | 0.9g | 4% | |
| Fructose | 2.02g | 3% | |
| Vitamin B5 | 0.098mg | 2% | |
| Vitamin B1 | 0.02mg | 0.041mg | 2% |
| Choline | 5.5mg | 1% | |
| Selenium | 0.5µg | 1% | |
| Calcium | 32mg | 20mg | 1% |
| Carbs | 5.54g | 7.55g | 1% |
| Calories | 34kcal | 32kcal | 0% |
| Fats | 0.4g | 0.08g | 0% |
| Net carbs | 5.54g | 6.65g | N/A |
| Sugar | 5.02g | N/A | |
| Sodium | 1mg | 8mg | 0% |
| Vitamin E | 0.02mg | 0% | |
| Vitamin K | 0.3µg | 0% | |
| Tryptophan | 0.009mg | 0% | |
| Threonine | 0.018mg | 0% | |
| Isoleucine | 0.014mg | 0% | |
| Leucine | 0.025mg | 0% | |
| Lysine | 0.033mg | 0% | |
| Methionine | 0.009mg | 0% | |
| Phenylalanine | 0.024mg | 0% | |
| Valine | 0.02mg | 0% | |
| Histidine | 0.011mg | 0% |
Macronutrient Comparison
Macronutrient breakdown side-by-side comparison
Protein:
4.55 g
Fats:
0.4 g
Carbs:
5.54 g
Water:
88.68 g
Other:
0.83 g
Protein:
0.8 g
Fats:
0.08 g
Carbs:
7.55 g
Water:
91.24 g
Other:
0.33 g
| Contains more ProteinProtein | +468.8% |
| Contains more FatsFats | +400% |
| Contains more OtherOther | +151.5% |
| Contains more CarbsCarbs | +36.3% |
~equal in
Water
~91.24g
