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Calories in Onions

Onions has 41 calories per 4 oz (110g), with 1.1g protein, 9.7g carbs, and 0.1g fat. Full breakdown below.

🔥 41 kcalP 1.1gC 9.7gF 0.1g
Nutrition facts
Per 4 oz (110g)
Calories
41 kcal
Protein
1.1 g
Carbohydrates
9.7 g
Fat
0.1 g
Fiber
1.8 g
Sugar
4.6 g
Sodium
4 mg

Onions has 41 calories in 4 oz (110g), with 1.1g protein, 0.1g fat, and 9.7g carbs. It also contains 1.8g of fiber. Logging onions in healmeal takes a single photo or two taps in search.

How Onions fits in your day

Onions is a commonly tracked food in calorie apps. Per 4 oz (110g), it provides 41 calories and 1.1g of protein, with 1.8g of fiber.

For an average adult eating 2,000 to 2,500 kcal a day, one serving of onions is around 2% of daily calories. Adjust the portion in healmeal to match what you ate and the macros update with it.

Logging onions in healmeal takes two taps. Snap a photo or search by name, then save. Apple Health, your widget and your trend chart update with it.

FAQ

  • How many calories are in onions?

    Onions has 41 calories per 4 oz (110g).

  • How much protein is in onions?

    Onions contains 1.1g of protein per 4 oz (110g).

  • Is onions good for weight loss?

    Onions can fit in a fat-loss plan. What matters is total daily calories and protein intake. Log onions in healmeal in two taps and see where it lands in your day.

  • Is onions high in protein?

    Not really. Only about 11% of the calories in onions come from protein, so pair it with a higher-protein food if you are tracking macros.

  • How much fiber is in onions?

    Onions has 1.8g of fiber per 4 oz (110g).

  • What does healmeal say about onions?

    healmeal logs onions in two taps. Snap a photo, search by name, or scan a barcode if it is packaged. The portion is editable.

Last updated 20 May 2026

Nutrition values from USDA FoodData Central and the healmeal verified food database. Values are approximate; portion editable in app.

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