Onion vs. Caviar — In-Depth Nutrition Comparison
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The main differences between onions and caviar
- Onions contain less vitamin B12, iron, selenium, choline, magnesium, vitamin B5, phosphorus, and vitamin B2 than caviar.
- Daily need coverage for vitamin B12 for caviar is 833% higher.
- Onions are lower in sodium.
- Onions have a higher glycemic index than caviar.
Food types used in this article are Onions, raw and Fish, caviar, black, and red, granular.
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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 less SodiumSodium | -99.7% |
| Contains more ManganeseManganese | +158% |
| Contains more MagnesiumMagnesium | +2900% |
| Contains more CalciumCalcium | +1095.7% |
| Contains more PotassiumPotassium | +24% |
| Contains more IronIron | +5557.1% |
| Contains more CopperCopper | +182.1% |
| Contains more ZincZinc | +458.8% |
| Contains more PhosphorusPhosphorus | +1127.6% |
| Contains more SeleniumSelenium | +13000% |
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 | +∞% |
| Contains more Vitamin AVitamin A | +∞% |
| Contains more Vitamin EVitamin E | +9350% |
| Contains more Vitamin DVitamin D | +∞% |
| Contains more Vitamin B1Vitamin B1 | +313% |
| Contains more Vitamin B2Vitamin B2 | +2196.3% |
| Contains more Vitamin B5Vitamin B5 | +2745.5% |
| Contains more Vitamin B6Vitamin B6 | +166.7% |
| Contains more Vitamin B12Vitamin B12 | +∞% |
| Contains more Vitamin KVitamin K | +50% |
| Contains more FolateFolate | +163.2% |
| Contains more CholineCholine | +7947.5% |
All nutrients comparison - raw data values
| Nutrient |  |
 |
DV% diff. |
| Vitamin B12 | 0µg | 20µg | 833% |
| Cholesterol | 0mg | 588mg | 196% |
| Iron | 0.21mg | 11.88mg | 146% |
| Selenium | 0.5µg | 65.5µg | 118% |
| Choline | 6.1mg | 490.9mg | 88% |
| Magnesium | 10mg | 300mg | 69% |
| Vitamin B5 | 0.123mg | 3.5mg | 68% |
| Sodium | 4mg | 1500mg | 65% |
| Polyunsaturated fat | 0.017g | 7.405g | 49% |
| Phosphorus | 29mg | 356mg | 47% |
| Protein | 1.1g | 24.6g | 47% |
| Vitamin B2 | 0.027mg | 0.62mg | 46% |
| Vitamin A | 0µg | 271µg | 30% |
| Fats | 0.1g | 17.9g | 27% |
| Calcium | 23mg | 275mg | 25% |
| Saturated fat | 0.042g | 4.06g | 18% |
| Vitamin B6 | 0.12mg | 0.32mg | 15% |
| Vitamin D | 0IU | 117IU | 15% |
| Vitamin D | 0µg | 2.9µg | 15% |
| Monounsaturated fat | 0.013g | 4.631g | 12% |
| Vitamin E | 0.02mg | 1.89mg | 12% |
| Vitamin B1 | 0.046mg | 0.19mg | 12% |
| Calories | 40kcal | 264kcal | 11% |
| Copper | 0.039mg | 0.11mg | 8% |
| Folate | 19µg | 50µg | 8% |
| Vitamin C | 7.4mg | 0mg | 8% |
| Fiber | 1.7g | 0g | 7% |
| Zinc | 0.17mg | 0.95mg | 7% |
| Manganese | 0.129mg | 0.05mg | 3% |
| Fructose | 1.29g | 2% | |
| Carbs | 9.34g | 4g | 2% |
| Potassium | 146mg | 181mg | 1% |
| Net carbs | 7.64g | 4g | N/A |
| Sugar | 4.24g | 0g | N/A |
| Vitamin B3 | 0.116mg | 0.12mg | 0% |
| Vitamin K | 0.4µg | 0.6µg | 0% |
| Tryptophan | 0.014mg | 0.323mg | 0% |
| Threonine | 0.021mg | 1.263mg | 0% |
| Isoleucine | 0.014mg | 1.035mg | 0% |
| Leucine | 0.025mg | 2.133mg | 0% |
| Lysine | 0.039mg | 1.834mg | 0% |
| Methionine | 0.002mg | 0.646mg | 0% |
| Phenylalanine | 0.025mg | 1.071mg | 0% |
| Valine | 0.021mg | 1.263mg | 0% |
| Histidine | 0.014mg | 0.649mg | 0% |
| Omega-3 - EPA | 0g | 2.741g | N/A |
| Omega-3 - DHA | 0g | 3.8g | N/A |
| Omega-3 - DPA | 0g | 0.229g | N/A |
Macronutrient Comparison
Macronutrient breakdown side-by-side comparison
| Contains more CarbsCarbs | +133.5% |
| Contains more WaterWater | +87.6% |
| Contains more ProteinProtein | +2136.4% |
| Contains more FatsFats | +17800% |
| Contains more OtherOther | +1614.3% |
Fat Type Comparison
Fat type breakdown side-by-side comparison
| Contains less Sat. FatSaturated fat | -99% |
| Contains more Mono. FatMonounsaturated fat | +35523.1% |
| Contains more Poly. FatPolyunsaturated fat | +43458.8% |
