Sweet onion (raw) nutrition facts
Per 1 onion · 331 g
of a 2,000 cal day
- Protein2.6g9% of calories
- Carbs25g88% of calories
- Fat0.3g2% of calories
- ✓ Fat free
- ✓ Low saturated fat
- ✓ Low sodium
- ✓ Cholesterol free
At a glance
One serving of Sweet onion (raw) (1 onion, 331 g) has 106 calories, with 2.6 g of protein, 25 g of carbohydrates and 0.3 g of fat. Most of its energy comes from carbs (88% of calories). It is high in Vitamin B6 (33% DV) and copper (21% DV).
High in
20%+ of the daily value
- Vitamin B633%
- Copper21%
Good source of
10–19% of the daily value
- Dietary fiber11%
- Vitamin C18%
- Thiamine11%
- Folate (B9)19%
- Iron11%
- Phosphorus13%
Watch
20%+ of the daily value
Nothing notable
Vitamins & minerals
Amounts for 1 onion (331 g). Bars show % of the daily value.
Vitamins
| Nutrient | Amount | % Daily Value |
|---|---|---|
| Vitamin A | 0 μg | 0% |
| Vitamin C | 16 mg | 18% |
| Vitamin D | 0 μg | 0% |
| Vitamin E | 0.1 mg | 0% |
| Vitamin K | 1 μg | 1% |
| Thiamine | 0.1 mg | 11% |
| Riboflavin (B2) | 0.1 mg | 5% |
| Niacin | 0.4 mg | 3% |
| Vitamin B6 | 0.4 mg | 33% |
| Folate (B9) | 76 μg | 19% |
| Pantothenic acid | 0.3 mg | 6% |
| Choline | 18 mg | 3% |
Minerals
| Nutrient | Amount | % Daily Value |
|---|---|---|
| Calcium | 66 mg | 7% |
| Iron | 1 mg | 11% |
| Potassium | 394 mg | 8% |
| Magnesium | 30 mg | 7% |
| Phosphorus | 89 mg | 13% |
| Zinc | 0.4 mg | 4% |
| Copper | 0.2 mg | 21% |
| Manganese | 0.3 mg | 11% |
| Selenium | 2 μg | 3% |
Full breakdown · 32 more nutrients
| Nutrient | Amount | % Daily Value |
|---|---|---|
| Alanine | 0.1 g | — |
| Alpha carotene | 0 μg | — |
| Arginine | 0.4 g | — |
| Aspartic acid | 0.2 g | — |
| Beta carotene | 3 μg | — |
| Caffeine | 0 mg | — |
| Cystine | 0 g | — |
| Fructose | 7 g | — |
| Galactose | 0 g | — |
| Glucose | 7 g | — |
| Glutamic acid | 1 g | — |
| Glycine | 0.1 g | — |
| Histidine | 0 g | — |
| Isoleucine | 0 g | — |
| Lactose | 0.1 g | — |
| Leucine | 0.1 g | — |
| Lycopene | 0 μg | — |
| Lysine | 0.1 g | — |
| Maltose | 0 g | — |
| Methionine | 0 g | — |
| Phenylalanine | 0.1 g | — |
| Proline | 0 g | — |
| Serine | 0.1 g | — |
| Starch | 0 g | — |
| Sucrose | 2 g | — |
| Theobromine | 0 mg | — |
| Threonine | 0.1 g | — |
| Total omega 3 | 0 g | — |
| Total omega 6 | 0 g | — |
| Tryptophan | 0 g | — |
| Tyrosine | 0 g | — |
| Valine | 0.1 g | — |
How it compares
Calories per 100 g, so different serving sizes compare fairly.
Burning 106 calories
Estimated for a 70 kg (154 lb) adult using MET values from the Compendium of Physical Activities.
- 20minWalking (3.5 mph)
- 13minCycling (moderate)
- 9minRunning (6 mph)
- 15minSwimming laps
Common questions
How many calories are in Sweet onion (raw)?
One serving of Sweet onion (raw) (1 onion) has 106 calories, which works out to 32 calories per 100 g. That is about 5.3% of a 2,000-calorie day.
Is Sweet onion (raw) high in protein?
Not especially. It has 2.6 g of protein per serving, and protein supplies 9% of its calories. Foods where protein provides 30% or more of calories are generally considered protein-dense.
Is Sweet onion (raw) keto-friendly?
It is hard to fit into a strict keto diet. One serving has 22 g of net carbs and 88% of its calories come from carbohydrates, while most keto plans cap net carbs at 20–50 g per day.
How much sodium is in Sweet onion (raw)?
27 mg per serving, which meets the FDA definition of low sodium (140 mg or less).
How much sugar is in Sweet onion (raw)?
17 g of total sugars per serving. Labels list total sugars, which include natural sugars from fruit and milk as well as any added sugars.
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