Top 10 · Updated October 2026

Lowest-Calorie Fermented Drinks

The 10 lightest fermented drinks products on this list range from 1 to 4 kcal per 100 g. The fermented drinks with the fewest calories per 100 g, so you can compare energy density at a glance. We checked 95 fermented drinks with complete data.

1

Kombutxa Hibiscus

kombutxa · 275 ml

b NOVA 3 1 kcal 0.1 g sugar 0.7 g protein 0 g fat

Also: Vegan · Vegetarian · No additives
2

Kéfruit fleur de sureau

Ucha · 75cl

b NOVA 3 2 kcal 0 g sugar 0 g protein 0 g fat

Also: Palm oil free · No additives
3

Water kefir

Nexba · 330ml

b NOVA 4 2 kcal 0 g sugar 0 g protein 0 g fat

Also: Palm oil free
4

Kombucha

Remedy · 700ml

b 2 kcal 0 g sugar 0.5 g protein 0.5 g fat
5

Kombutxa Paleo Birra

kombutxa · 275 ml

b NOVA 3 2 kcal 0.2 g sugar 0.2 g protein 0.1 g fat

Also: Palm oil free · Vegan · Vegetarian
6

Kombutxa Green

kombutxa · 275 ml

b NOVA 3 3 kcal 0.5 g sugar 0.3 g protein 0.1 g fat

Also: Palm oil free · Vegan · Vegetarian
7

Kombucha ginger and lemon

NOVA 4 3 kcal 0.5 g sugar 0.5 g protein 0.5 g fat

Also: Palm oil free · Vegan · Vegetarian
8

Kéfir d'eau et de fruit Hibiscus

Kéfirade · 75 cl

b NOVA 3 4 kcal 0 g sugar 0 g protein 0 g fat

Also: Palm oil free · No additives
9

Fleur de Sureau Kefir

Kefir eau vertueuse · 25cl

b 4 kcal 0 g sugar 0 g protein 0.4 g fat
10

Kéfirade hibiscus

Le kéfir · 25cl

b NOVA 1 4 kcal 0 g sugar 0 g protein 0 g fat

Also: No additives

How we built this list

We ranked all published fermented drinks 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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