Top 10 · Updated October 2026

Best Low-Sugar Onion Soups

The 10 lowest-sugar onion soups products on this list range from 0 g to 1 g of sugar per 100 g. The onion soups with the least sugar per 100 g, ranked using label data. Ties are broken by Nutri-Score. We checked 52 onion soups with complete data.

1

Soupe à l'oignon

· 47 g

b 346 kcal 0 g sugar 8.8 g protein 0.1 g fat
2

Soupe à l'oignon

Liebig · 1l

c NOVA 4 25 kcal 0.1 g sugar 0.6 g protein 0.6 g fat
3

Soupe à l'oignon de Roscoff

c 26 kcal 0.1 g sugar 0.5 g protein 1.5 g fat
4

Gratinée oignons et croûtons

Royco · 62,4 g ( 4 sachets de 15,6 g)

c NOVA 4 35 kcal 0.6 g sugar 0.6 g protein 1.4 g fat
5

Soupe a m oignons

c 32 kcal 0.6 g sugar 0 g protein 0.8 g fat
6

Soupe à l'oignon et au fromage

c 25 kcal 0.6 g sugar 0.5 g protein 0.9 g fat
7

Soupe à l'oignon et au fromage

Parole Gourmande

c 25 kcal 0.6 g sugar 1.5 g protein 0.9 g fat
8

Franse uiensoep

Unox · 570 ml

c NOVA 4 28 kcal 0.7 g sugar 0.5 g protein 1.8 g fat

Also: Palm oil free · Vegetarian · No additives
9

Sopa Instantânea Sopa de Cebola

Pingo Doce · 51 g

c NOVA 4 16 kcal 0.9 g sugar 0.4 g protein 0.2 g fat

Also: Palm oil free · No additives
10

Gorący Kubek Cebulowa z grzankami

Knorr · 17g

c 33 kcal 1 g sugar 0.6 g protein 1 g fat

How we built this list

We ranked all published onion soups on Foodmetria that have a photo and the required nutrition data, using values per 100 g from the product label. Ties are broken by Nutri-Score and by how often shoppers scan the product. Rankings update automatically as label data changes. Read our methodology.

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