How many calories are in Spirulina?

100 g of Spirulina has 333 kcal.

Is Spirulina high in protein?

Spirulina contains 66.7 g of protein per 100 g (133% of the 50 g Daily Value). About 100% of its calories come from protein. Compared with other other foods, that is among the highest quarter (median 63 g).

How many carbs are in Spirulina?

Spirulina has 0 g of total carbohydrates per 100 g, including 0 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Spirulina?

Spirulina contains 0 g of fat per 100 g, of which 0 g is saturated (0% of the Daily Value).

How much sodium is in Spirulina?

100 g contains 1,333 mg of sodium, 58% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From Open Food Facts, record dated April 28, 2023. FoodFactly last checked it on November 7, 2026. Each value above shows whether it was measured, calculated or taken from a label.

Spirulina

Packaged product Other Foods Whole Foods

Spirulina contains 333 kcal per 100 g.

Roughly 100% of its calories come from protein, with 0% from carbohydrates and 0% from fat (estimated with general energy factors).

That is close to the median for other foods on FoodFactly (353 kcal per 100 g).

The values are as declared on the product label and entered by Open Food Facts contributors.

Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors

333kcal per 100 g

66.7 gprotein

0 gcarbohydrates

0 gfat

Nutrition facts

Amount

The source reports no household measures (such as cups or pieces) for this food, so only weights are offered.

Nutrition facts for the selected amount
Nutrient	Amount per 100 g	% DV
Calories L	333 kcal
Total fat L	0 g	0%
Saturated fat L	0 g	0%
Sodium L	1,333 mg	58%
Total carbohydrates L	0 g	0%
Dietary fiber	not reported
Total sugars L	0 g
Protein L	66.7 g	133%

% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.

Nutritional breakdown

Protein 100%

Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).

Nutritional insights

Protein66.7 gin the top quarter of other foods (median 63 g)
Sugars0 gin the lowest quarter of other foods (median 0.4 g)
Fat0 gin the lowest quarter of other foods (median 5.9 g)
Saturated fat0 gin the lowest quarter of other foods (median 1.9 g)
Sodium1,333 mgin the top quarter of other foods (median 480 mg)
Protein per 100 kcal20 gprotein density, useful for comparing foods with different calorie levels

Product details

Brand: Whole Foods
Barcode: 0099482286255
Quantity: 5 oz
Category: spirulina
Nutri-Score: E as computed by Open Food Facts

Ingredients

Ingredients not reported.

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Spirulina Pacifica Powder Nutrex-Hawaii	333	66.7 g	33.3 g	0 g
Alga espirulina Vegetalia	335	65 g	13 g	1 g
Spiruline en poudre Iswari	335	65.6 g	13.1 g	1 g
Spirulina En Poudre Bio - 125 G - Iswari ISWARI	335	65.6 g	13.1 g	1 g
Spirulina Glorioso	328	66.5 g	9.7 g	1 g
Spirulina Renée Voltaire	340	66 g	13 g	1 g
Spiruline Française En Paillettes - 100 G - Algo'nergy Algo'nergy	340	60 g	14.5 g	4.5 g
Spiruline Française En Poudre - 100 G - Algo'nergy Algo'nergy	340	60 g	14.5 g	4.5 g

Per 100 g. Calories in kcal. n/a: not reported by the source.

Source of the nutrition information

Open Food Facts, record 0099482286255. License: ODbL 1.0 (Open Food Facts). Source record dated April 28, 2023. Imported November 7, 2026.

Last updated: November 7, 2026. Data quality score: 75/100 (how it is calculated).

Product data from Open Food Facts, made available under the Open Database License. Values are as declared on the label; labels can change over time, so check the package you have.

General nutrition information, not medical advice. Individual needs differ; see our disclaimer.