Dried spirulina: calories and nutrition facts

Dried spirulina has 374 kcal per 100 g. One serving, 1 Teaspoon (5 g), has 19 kcal.

Calories
374 kcal
Protein
60.4 g
Carbohydrates
17.7 g
Fat
6.3 g

Per 100 g

Dried spirulina: how many calories?

Dried spirulina has 374 kcal per 100 g, with 60.4 g protein, 17.7 g carbs and 6.3 g fat. A 5 g serving (1 Teaspoon) has 19 kcal. That is more than the average for Cooking Aids & Ingredients (199 kcal per 100 g). Most of its calories come from protein.

Where the calories come from

  • Protein66%
  • Carbohydrates19%
  • Fat15%

Calculate a portion

Calories
19 kcal
Protein
3 g
Carbohydrates
0.9 g
Fat
0.3 g

Nutrition facts

NutrientPer 100 gPer serving (5 g)
Calories374 kcal19 kcal
Fat6.3 g0.3 g
of which saturated fat3.3 g0.2 g
Carbohydrates17.7 g0.9 g
of which sugars1.2 g0.1 g
Fiber2.7 g0.1 g
Protein60.4 g3 g
Sodium755 mg38 mg
Water5.4 g0.3 g
Vitamin C57.2 mg2.9 mg
Calcium469 mg23 mg
Iron80.6 mg4 mg
Potassium1,560 mg78 mg
Magnesium615 mg31 mg

Source: Ciqual food composition table (ANSES, France). Data updated on 20 December 2025.

Share of reference intakes

Per 100 g, compared with an adult's reference intakes (2,000 kcal a day, Regulation (EU) No 1169/2011).

NutrientOf reference intake
Calories(374 kcal)19%
Fat(6.3 g)9%
of which saturated fat(3.3 g)16%
Carbohydrates(17.7 g)7%
of which sugars(1.2 g)1%
Protein(60.4 g)121%
Salt(1.89 g)31%

What the EU thresholds say

Nutrition claim thresholds from Regulation (EC) No 1924/2006, per 100 g.

  • High protein (at least 20% of calories)
  • Low sugars (5 g or less)

Dried spirulina: frequently asked questions

Dried spirulina: how many calories per serving?

A 5 g serving (1 Teaspoon) has 19 kcal.

Dried spirulina: how much protein?

Dried spirulina contains 60.4 g of protein per 100 g, 121% of the 50 g reference intake.

Dried spirulina: how much fibre?

Dried spirulina provides 2.7 g of fibre per 100 g, 11% of the 25 g a day recommended by EFSA.

Dried spirulina: how much makes 100 kcal?

100 kcal is about 27 g of this food.

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