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A small mound of vivid blue spirulina powder with a fine, soft texture and a matte finish.
●Low GI
⚡High Potassium
💪High Protein

Blue spirulina powder Calories

Blue algae-derived powder rich in protein and phycocyanin pigment.

CALORIES · 100 G

350kcal

GI

15low

POTASSIUM · 100 G

1363mg

FIBER · 100 G

4g

Quick answer

1 teaspoon (medium) of Blue spirulina powder (3 g) has 11 calories. That works out to 350 calories per 100 g. It contains 0.6 g of carbs, 1.7 g of protein, 0.2 g of fat and 0.1 g of fiber. Its 0.1 mg of B2 covers 9% of the Daily Value. Its glycemic index is 15 (low), so it raises blood sugar slowly.

Blue spirulina powder Nutrition Facts

Selected: 1 teaspoon (medium) · 3 g

11

KCAL / 3G

Carbs

0.6g

· 0% DV

Protein

1.7g

· 3% DV

Fat

0.2g

· 0% DV

Fiber

0.1g

· 0% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 22% · Protein 62% · Fat 16%

Blue spirulina powder nutrition facts table · 1 teaspoon (medium) (3 g)

NutrientAmount% DV
Calories11 kcal
Total fat0.2 g0%
Saturated fat0.08 g0%
Trans fat0 g
Sodium31 mg1%
Total carbohydrate0.6 g0%
Fiber0.1 g0%
Protein1.7 g3%

Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.

Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.

Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.

Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.

Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.

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How Many Calories in 1 Teaspoon of Blue spirulina powder?

ServingAmountCalories
1 teaspoon (medium)3 g11 kcal
½ teaspoon (small)1.5 g5 kcal
1 pack (mini)3 g11 kcal
1 serving (small)5 g18 kcal
2 teaspoon (double)6 g21 kcal
1 tablespoon (medium)7 g25 kcal
1 serving (large)10 g35 kcal
2 tablespoon (double)14 g49 kcal
100 g100 g350 kcal

Calculated from 350 calories per 100 g.

Frequently Asked Questions About Blue spirulina powder

What are the benefits of blue spirulina powder?

Blue spirulina powder provides phycocyanin, the pigment responsible for its vivid color, and some products also contain protein. Phycocyanin has antioxidant activity in research, but blue spirulina powder has not been shown to prevent or treat disease.

Can you put blue spirulina powder in coffee?

Yes, you can stir blue spirulina powder into coffee, but the drink may turn an unusual color and heat can dull the blue pigment. For a brighter result, let the coffee cool a little before mixing it in.

Does blue spirulina powder taste like regular spirulina?

Usually not as strongly: blue spirulina powder tends to taste milder than whole green spirulina, which often has an earthy, seaweed-like flavor. Taste varies by product, and adding it to fruit, yogurt, or a smoothie can mask it.

Can blue spirulina powder be used in baking?

Yes, blue spirulina powder can be mixed into batters and frostings, but baking heat may fade its blue color. For a more vivid finish, add it to an unheated topping or stir it into a recipe after cooking.

Is blue spirulina powder the same as blue-green algae?

Not exactly. Blue spirulina powder is generally made from the blue phycocyanin pigment extracted from spirulina, a type of blue-green algae; it is not necessarily the same as whole dried spirulina or other algae powders.

Does blue spirulina powder stain your teeth or tongue?

Blue spirulina powder can temporarily tint the tongue or the surface of foods because its pigment is strong. The color generally washes away with water or brushing, but mixing the powder carefully can help avoid splashes and stains on clothing.

How do you stop blue spirulina powder from clumping?

To prevent clumps, first blend blue spirulina powder with a small splash of liquid to make a smooth paste, then add the rest. A small whisk or blender works better than sprinkling the powder into a full glass at once.

Does blue spirulina powder contain caffeine?

No, blue spirulina powder is not a natural source of caffeine. If you add it to coffee, tea, or an energy drink, any caffeine comes from that beverage rather than from the spirulina powder.

How long does blue spirulina powder last after opening?

Blue spirulina powder keeps best when tightly sealed and stored in a cool, dry, dark place. Follow the package date and instructions, and discard it if moisture gets inside or you notice an unusual smell, texture, or appearance.

Is blue spirulina powder safe during pregnancy?

There is not enough reliable evidence to establish that every blue spirulina powder product is safe during pregnancy. Product purity can vary, so ask your prenatal clinician before using it regularly, especially if the source or testing information is unclear.

Blue spirulina powder Vitamins & Minerals

Vitamins

B2

0.11mg · 8% DV

B1

0.07mg · 6% DV

B12

0.08µg · 3% DV

B3

0.38mg · 2% DV

Minerals

Iron

0.86mg · 5% DV

Manganese

0.06mg · 3% DV

Copper

0.02mg · 2% DV

Magnesium

5.85mg · 1% DV

Sodium

31mg · 1% DV

Potassium ⭐

41mg · 1% DV

Blue spirulina powder Glycemic Index

GLYCEMIC INDEX

15
Low
0 Low5570100

GLYCEMIC LOAD

0
Low

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Blue spirulina powder

To burn the 11 calories in 1 teaspoon (medium) (3 g):

🚶

3min

Walking (5 km/h)

🏃

1min

Running (8 km/h)

🚴

1min

Cycling

🏊

1min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

What is Blue spirulina powder?

Blue spirulina powder is made from spirulina algae and gets its vivid blue colour from the pigment phycocyanin. It is not a traditional staple, but is used in smoothies, yoghurt, drinks and smoothie bowls for colour, with a subtle algae-derived flavour.

Its taste is usually mild, earthy and slightly sea-like; berries, banana and citrus can balance it in a drink or bowl. Stir a little into cold liquids or yoghurt, since it can clump if added all at once. The powder contains 58 g of protein per 100 g, but a typical teaspoon is only about 3 g, so a usual serving contributes relatively little protein. Start with a small amount and adjust to taste, especially if you prefer a less pronounced earthy note.

How Nutritious Is Blue spirulina powder?

Nutrient density

High

78/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Medium

55/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Is Blue spirulina powder Processed?

NOVA 3

Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Blue spirulina powder Contain Allergens?

No known major allergens

Gluten free
Dairy free
Eggs free
Peanuts free
Tree nuts free
Fish free
Soy free
Sesame free

Which Diets Is Blue spirulina powder Good For?

Vegan

✓ Suitable

Vegetarian

✓ Suitable

Gluten-Free

✓ Suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

✓ Suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Blue spirulina powder Fat Profile

SATURATED

0.08g

MONOUNSATURATED

0.02g

POLYUNSATURATED

0.07g

⚖️

Omega 6:3 ratio 2.5:1

Below the ideal 4:1 — a good omega balance.

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Nutrition data compiled from USDA FoodData Central and scientific sources.