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Low GI

Onion Soup Calories

Caramelized onions, beef or vegetable broth, often served with bread and cheese.

CALORIES

38kcal

GI

35low

POTASSIUM

110mg

FIBER

1g

Onion Soup Nutrition Facts

Selected: 100 g

38

KCAL / 100G

Carbs

6.8g

· 69%

Protein

1.2g

· 12%

Fat

0.8g

· 19%

Fiber

1g

Onion Soup Vitamins & Minerals

Vitamins

B6

0.08mg · 5% DV

Vitamin C

3.5mg · 4% DV

B1

0.03mg · 3% DV

B2

0.02mg · 2% DV

Minerals

Sodium

320mg · 14% DV

Phosphorus

18mg · 3% DV

Potassium

110mg · 3% DV

Calcium

24mg · 2% DV

Onion Soup Glycemic Index

GLYCEMIC INDEX

35
Low
0 Low5570100

GLYCEMIC LOAD

2.4
Low

Accounts for portion size — a more realistic measure than GI alone.

Is Onion Soup Processed?

NOVA 2

Minimally Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Onion Soup Contain Allergens?

No known major allergens

Gluten free
Dairy free
Eggs free
Peanuts free
Tree nuts free
Fish free
Soy free
Sesame free

Which Diets Is Onion Soup Good For?

Vegan

— Not suitable

Vegetarian

✓ Suitable

Gluten-Free

— Not suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

— Not suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Onion Soup Fat Profile

SATURATED

0.2g

MONOUNSATURATED

0.2g

POLYUNSATURATED

0.2g

⚖️

Omega 6:3 ratio 3:1

Below the ideal 4:1 — a good omega balance.

Foods Similar to Onion Soup

🍅

Stuffed tomato

96 kcal

🥗

Mixed Raw Vegetables

24 kcal

🥒

Armenian cucumber

16 kcal

🥗

Mixed salad without oil

22 kcal

🥘

Mixed vegetable stew

68 kcal

🌽

Roasted corn

96 kcal

🫛

Green beans in olive oil

92 kcal

🧅

Raw onion

40 kcal

Onion Soup — Frequently Asked Questions

How many calories are in onion soup?

Onion soup contains 38 calories per 100 g.

How much protein does onion soup have?

Onion soup provides 1.2 g of protein per 100 g. It is not a high-protein meal on its own.

Is onion soup high in carbohydrates?

Onion soup contains 6.8 g of carbohydrates per 100 g. Its glycemic index is low at 35.

What is the glycemic index of onion soup?

Onion soup has a glycemic index of 35. This is considered a low glycemic index value.

Is onion soup good for a weight-loss diet?

With 38 calories per 100 g, onion soup can fit into a calorie-conscious eating plan. Portion size still affects total calorie intake.

Does onion soup keep you full?

Onion soup contains 1 g of fiber per 100 g, which may support fullness. It provides 1.2 g of protein per 100 g.

How much fat is in onion soup?

Onion soup contains 0.8 g of fat per 100 g. It is therefore low in fat.

Is onion soup suitable for vegetarians?

Based on the provided diet compatibility information, onion soup is suitable for vegetarian eating patterns. It also fits omnivore, Mediterranean, and flexitarian diets.

Is onion soup processed food?

Onion soup is classified as minimally processed. This means it is not categorized as highly processed.

Is onion soup considered a vegetable dish?

Yes, onion soup is listed in the vegetables category. Per 100 g, it provides 38 calories, 6.8 g of carbohydrates, and 1 g of fiber.

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Nutrition data compiled from USDA FoodData Central and scientific sources.