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How Many Calories in Onions, Young Green, Tops Only?

✓ Nutrition data reviewed against USDA FoodData Central and Public Health England guidance by Jordan Morley, Editorial Reviewer. Last reviewed: 27 October 2026.

Fact-checked against original USDA source data by Jordan Morley, Editorial Reviewer. Not a registered dietitian — nutrition figures are sourced directly from USDA FoodData Central, not independently assessed medical advice.

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calories per 100g

2 calories per 1 tbsp (6g)

1.0gProtein

5.7gCarbs

0.5gFat

1.8gFibre

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⚖ Kitchen Scales

Quick reference — common serving sizes

Amount	Calories	Protein
1 oz (28g)	8 kcal	0.3g
100g	27 kcal	1.0g
1 tbsp	2 kcal	0.1g

Calculate for your own serving size

grams

27kcal

1.0gprotein

5.7gcarbs

0.5gfat

1.8gfibre

A onions, young green, tops only contains 27 calories per 100g. A typical 1 tbsp (6g) provides about 2 calories. Onions, Young Green, Tops Only is low in calories. Accurate tracking starts with weighing portions — a digital kitchen scale removes all the guesswork.

Onions, Young Green, Tops Only Nutrition Facts

Nutrient	Per 100g	Per serving (6g)
Calories	27 kcal	2 kcal
Protein	1.0g	0.1g
Carbohydrates	5.7g	0.3g
of which Sugars	3.9g	0.2g
Fat	0.5g	0.0g
of which Saturates	0.1g	0.0g
Fibre	1.8g	0.1g
Sodium	15.0mg	1mg
Potassium	159.0mg	10mg
Calcium	52.0mg	3mg
Iron	0.5mg	0.0mg
Vitamin C	13.4mg	0.8mg
Vitamin A	200.0µg	12µg
Selenium	0.5µg	0µg
Riboflavin (B2)	0.0mg	0.0mg

% of Daily Value (per 100g)

Based on a standard 2,000-calorie reference diet — the same basis used on nutrition labels in the US and UK.

Low in saturated fat (0% DV)
Low in sodium (1% DV)
A good source of vitamin C (15% DV)
High in vitamin A (22% DV) — an excellent source

Calories: 1% DV
Protein: 2% DV
Carbohydrates: 2% DV
Fibre: 6% DV
Fat: 1% DV
Saturated fat: 0% DV
Sodium: 1% DV
Potassium: 3% DV
Calcium: 4% DV
Iron: 3% DV
Vitamin C: 15% DV
Vitamin A: 22% DV
Selenium: 1% DV
Riboflavin (B2): 0% DV

Useful for tracking onions, young green, tops only

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Have a cat or dog? Check whether onions, young green, tops only is safe for your dog or safe for your cat before sharing. Also check the full ingredient breakdown and food safety guide for pregnancy and storage advice. Use a meal prep container set to portion out onions, young green, tops only for the week. Tracking supplements too? Check drug and supplement interactions before combining anything new.

Good to know

Cooking method matters here too — boiling can leach some water-soluble vitamins into the cooking water, while steaming or roasting tends to retain more.

Does onions, young green, tops only fit your diet?

Weight management

At 27 calories per 100g, onions, young green, tops only is calorie-light relative to its volume, which can help keep a meal within a calorie target without needing very small portions.

Frequently Asked Questions

How many calories in onions, young green, tops only per 100g?

Onions, Young Green, Tops Only contains 27 calories per 100g, based on USDA reference data.

Is onions, young green, tops only high in calories?

A 1 tbsp of onions, young green, tops only (6g) has around 2 calories — roughly 0% of a 2,000-calorie daily intake.

Is onions, young green, tops only good for weight loss?

At 27 calories per 100g, onions, young green, tops only is relatively low in calories and can fit well into a weight-loss diet. A 1 tbsp provides about 2 calories.

How much protein is in onions, young green, tops only?

Onions, Young Green, Tops Only contains 1.0g of protein per 100g.

Is onions, young green, tops only a good source of fibre?

Onions, Young Green, Tops Only is relatively low in fibre at 1.8g per 100g, so pairing it with fibre-rich sides (vegetables, whole grains, legumes) can help balance a meal.

How does onions, young green, tops only compare to bamboo shoots, raw?

Onions, Young Green, Tops Only has 27 calories per 100g, close to bamboo shoots, raw at 27 — 0 calories fewer per 100g. See the full macro breakdown above.

How many servings of onions, young green, tops only for 20g of protein?

With 1.0g of protein per 100g, you'd need roughly 2000g of onions, young green, tops only to reach 20g of protein

Foods with a similar calorie count

Other vegetables closest to onions, young green, tops only by calories per 100g:

Food	Calories	Protein	Carbs	Fat
Onions, Young Green, Tops Only (this page)	27 kcal	1.0g	5.7g	0.5g
Bamboo Shoots, Raw	27 kcal	2.6g	5.2g	0.3g
Beet Greens, Cooked, Boiled, Drained, without Salt	27 kcal	2.6g	5.5g	0.2g
Cabbage, Savoy, Raw	27 kcal	2.0g	6.1g	0.1g
Celeriac, Cooked, Boiled, Drained, without Salt	27 kcal	1.0g	5.9g	0.2g
Kohlrabi, Raw	27 kcal	1.7g	6.2g	0.1g
Mustard Greens, Raw	27 kcal	2.9g	4.7g	0.4g

More kit for onions, young green, tops only tracking

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Last updated: 27 October 2026

Nutrition data: USDA FoodData Central (public domain, CC0 1.0). Values are per 100g unless stated.