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Food database › Vegetable › Spirulina

How many calories in a spirulina?

20 calper 1 tbsp (7 g)

A serving of spirulina — 1 tbsp (7 g) — has about 20 calories, with 4 g protein, 1.7 g carbs and 0.5 g fat, plus 0.3 g fiber.

Where those calories come from:

Protein 59%Carbs 25%Fat 16%
Spirulina nutrition (dried)
NutrientPer serving
(1 tbsp (7 g))
Per 100 g
Calories20 cal290 cal
Protein4 g57.5 g
Carbs1.7 g23.9 g
  of which sugars0.2 g3.1 g
Fat0.5 g7.7 g
Fiber0.3 g3.6 g

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Spirulina calories — FAQ

How many calories are in a spirulina?

1 tbsp (7 g) of spirulina contains about 20 calories. That's roughly 290 calories per 100 grams.

How much protein is in a spirulina?

One serving (1 tbsp (7 g)) has about 4 g of protein, 1.7 g of carbs and 0.5 g of fat.

Is spirulina good for weight loss?

Spirulina can fit a weight-loss plan when it's logged and kept within your calorie budget. At 20 calories per serving and 0.3 g of fiber, which helps you feel full, the key is tracking your total daily intake — that's what Nourish makes effortless.

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