Calories in Raw Spirulina Seaweed

Keto Friendly Low Sugar
Instrument — Food Profile
100g
Calories

26.00

kcal
Protein

5.92

g
Carbs

2.42

g
Fat

0.39

g
Fiber

0.40

g
Sugar

0.30

g

Curious about the nutritional profile of raw spirulina seaweed? Whether you are tracking your macros or just want to know how many calories it contain, you are in the right place. A standard 100g serving of raw spirulina seaweed provides 26.00 calories, 5.92g of protein, and 2.42g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 26.00 kcal 5.92g 2.42g 0.39g
1 oz (28g) 7 kcal 1.7g 0.7g 0.1g

Vitamins & Minerals

Nutrient Amount
Vitamin A 56.00 mcg
Vitamin C 0.90 mg
Vitamin E 0.49 mg
Vitamin K 2.50 mcg
Thiamin (B1) 0.22 mg
Riboflavin (B2) 0.34 mg
Niacin (B3) 1.20 mg
Pantothenic Acid (B5) 0.33 mg
Vitamin B6 0.03 mg
Folate (B9) 9.00 mcg
Calcium 12.00 mg
Iron 2.79 mg
Magnesium 19.00 mg
Potassium 127.00 mg
Sodium 98.00 mg
Zinc 0.20 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 170091)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

How many calories is in raw spirulina seaweed?

100 grams of raw spirulina seaweed contains exactly 26.00 calories.

Is raw spirulina seaweed keto-friendly?

Yes, raw spirulina seaweed is highly keto-friendly with only 2.42g of carbs per 100g.

Is raw spirulina seaweed a good source of protein?

It contains 5.92g of protein per 100g, which is moderate.