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Home/Food Benefits/Spirulina
Plant-Based Proteins

What Is Spirulina Good For?

FoodData CentralUpdated 30 March 2026

Spirulina is a plant-based protein source. It is high in protein, a good source of iron, and rich in potassium. Discover the nutritional benefits and how spirulina can support your health goals.

Spirulina provides 324.8 calories, 64.4g protein, 26.8g carbohydrates, and 8.6g fat per cup (112g). It is a source of Vitamin C (10.1mg per 100g) and contains 3.6g of dietary fibre per 100g, supporting digestive health.

Key Benefits of Spirulina

  • High in dietary fiber for digestive health
  • Excellent source of protein for muscle building
  • Contains folate, important for cell growth and development
  • Good source of calcium (120mg per 100g, 9% DV)
  • Contains iron (28.5mg per 100g, 158% DV)
  • Rich in potassium for heart health and blood pressure regulation
  • Good source of magnesium for muscle and nerve function
  • Contains zinc for immune function and wound healing
  • Sustainable protein source

Spirulina Is Best For

Digestive healthMuscle recoveryBone healthEnergy and vitalityHeart healthVegetarian/vegan diets

Nutrition Highlights

  • 4g of fiber per serving
  • 64.4g of protein per serving

Things to Consider

  • High in calories — watch portion sizes
  • Higher in carbs — consider portion size for low-carb diets
  • Higher in sodium (1048mg per 100g) — watch intake if monitoring salt

Complete Nutritional Profile

Per cup (112g)

324.8

cal

26.8g

carbs

64.4g

protein

8.6g

fat

4g

fiber

Related Foods

365 Organic Unsweetened Almond Milk

29 cal | 1.7g protein

Adzuki Bean

294.4 cal | 17.3g protein

Adzuki Beans

648.1 cal | 39.1g protein

Almond Milk

39.3 cal | 1g protein

Learn More About Spirulina

Is Spirulina Healthy?Calories in SpirulinaCarbs in SpirulinaProtein in SpirulinaFat in SpirulinaFiber in SpirulinaAll Plant-Based Proteins

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