How many calories are in onion?

Onion, spring, fresh, raw contains approximately 30 calories (127 kJ) per 100g, according to the Australian Food Composition Database.

How much protein is in onion?

There are 1.7g of protein per 100g of onion, spring, fresh, raw.

Onion, spring, fresh, raw contains 4.5g of total sugars per 100g, making it low in sugar.

Onion, spring, fresh, raw has 0.2g of total fat per 100g.

Onion, spring, fresh, raw contains 1.9g of dietary fibre per 100g.

Small white immature onion with long thin green stalks. Uncooked.

Energy with dietary fibre

127kJ

Protein

1.7g

Fat, total

0.20g

Total dietary fibre

1.9g

Total sugars

4.5g

Sodium

13.0mg

Per 100g of edible portion

How many calories are in onion?: Onion, spring, fresh, raw contains approximately 30 calories (127 kJ) per 100g, according to the Australian Food Composition Database.
How much protein is in onion?: There are 1.7g of protein per 100g of onion, spring, fresh, raw.
How much sugar is in onion?: Onion, spring, fresh, raw contains 4.5g of total sugars per 100g, making it low in sugar.
How much fat is in onion?: Onion, spring, fresh, raw has 0.2g of total fat per 100g.
Is onion high in fibre?: Onion, spring, fresh, raw contains 1.9g of dietary fibre per 100g.

Nutrient	Per 100g
Energy with dietary fibre	127 kJ
Energy, without dietary fibre	112 kJ

Nutrient	Per 100g
Moisture	90.5 g
Protein	1.7 g
Nitrogen	0.27 g
Fat, total	0.20 g
Total dietary fibre	1.9 g
Alcohol	0 g
Available carbohydrate, without sugar alcohols	4.6 g
Available carbohydrate, with sugar alcohols	4.6 g

Nutrient	Per 100g
Calcium	22.0 mg
Iodine	0 ug
Iron	0.50 mg
Magnesium	11.0 mg
Phosphorus	37.0 mg
Potassium	140 mg
Selenium	0.60 ug
Sodium	13.0 mg
Zinc	0.10 mg
Retinol	0 ug
Vitamin A retinol equivalents	104 ug

Nutrient	Per 100g
Alpha-carotene	10.0 ug
Beta-carotene	610 ug
Cryptoxanthin	20.0 ug
Beta-carotene equivalents	625 ug
Thiamin	0.02 mg
Riboflavin	0.06 mg
Niacin	1.1 mg
Niacin derived from tryptophan	0.42 mg
Niacin derived equivalents	1.5 mg
Pyridoxine	0.04 mg
Cobalamin	0 ug
Folate, natural	6.0 ug
Folic acid	0 ug
Total folates	6.0 ug
Dietary folate equivalents	6.0 ug
Vitamin C	32.0 mg
Cholecalciferol	0 ug
Ergocalciferol	0 ug
25-hydroxy cholecalciferol	0 ug
25-hydroxy ergocalciferol	0 ug
Vitamin D3 equivalents	0 ug
Alpha tocopherol	0.60 mg
Vitamin E	0.55 mg

Nutrient	Per 100g
Total saturated fatty acids	0 g
Total monounsaturated fatty acids	0 g
C18:2w6	0 g
C18:3w3	0 g
C20:5w3	0 mg
C22:5w3	0 mg
C22:6w3	0 mg
Total polyunsaturated fatty acids	0 g
Total long chain omega 3 fatty acids	0 mg
Total trans fatty acids	0 mg

Nutrient	Per 100g
Tryptophan	25.0 mg

Source: Australian Food Composition Database (AFCD) Release 3, FSANZ. Food key: F006250. All values per 100g of edible portion.