Top 10 · Updated October 2026

Lowest-Calorie Spirulina

The 10 lightest spirulina products on this list range from 1 to 2 kcal per 100 g. The spirulina with the fewest calories per 100 g, so you can compare energy density at a glance. We checked 479 spirulina with complete data.

1

Spiruline

Biotechnie

1 kcal 1 g sugar 1 g protein 1 g fat
2

Spiruline 300 Comprimés

Pharm'up

NOVA 1 1 kcal 1 g sugar 0.2 g protein 1 g fat

Also: Palm oil free · Vegan · Vegetarian
3

Spiruline 750MG - 100 Tablets - Solgar

Solgar · 101 g

1 kcal 1 g sugar 1 g protein 1 g fat
4

Spiruline

Spiriliform

1 kcal 1 g sugar 1 g protein 1 g fat

Also: No additives
5

Nutrisanté Spiruline 30 Gélules

bio conseils

1 kcal 0 g sugar 3 g protein 0 g fat

Also: Vegan · Vegetarian
6

Spiruline bio

FLAMANT VERT

1 kcal 0.1 g sugar 1.6 g protein 0.1 g fat
7

Spiruline bio

Mémé Georgette · 750 ml

1 kcal 1 g sugar 1 g protein 1 g fat
8

Spiruline

1 kcal 1 g sugar 6.2 g protein 1 g fat
9

Spiruline en dragées

1 kcal 0 g sugar 5 g protein 1 g fat
10

Spiruline

FLAMANT VERT · 150 g

NOVA 1 2 kcal 0.3 g protein 0 g fat

Also: Palm oil free · Vegan · Vegetarian

How we built this list

We ranked all published spirulina 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.

More spirulina rankings

Healthiest Spirulina by Nutri-Score Highest-Protein Spirulina Least Processed Spirulina Best Low-Sugar Spirulina All spirulina