Spirulina Powder (California-Grown) 500 mg

by BulkSupplements.com · tablet or pill · 100 tablets

On the market (NIH)
DSLD label 254535
Serving 6 tablets
17 servings

Spirulina Powder (California-Grown) 500 mg by BulkSupplements.com lists 10 ingredients, 10 with an amount per serving of 6 tablets, such as 7,000 IU of vitamin A, 22 mcg of vitamin K, 2 mg of iron and 5 mg of calcium, beside 4 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on October 22, 2021.

What is in Spirulina Powder (California-Grown) 500 mg?

Each row as the label prints it, per serving of 6 tablets. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Spirulina Powder (California-Grown) 500 mg: Supplement Facts rows against the market (DSLD label 254535, January 2026 release)
Ingredient	Amount	% DV	Among products listing it
Calories	10 Calories
Total Fat	0 g	1%
Total Carbohydrates	less than 1 g	2%
Protein	2 g	4%	70% of 8,985 products listing protein give more (median 16 g). Per day at the most servings: 4 g.
Vitamin Aas Beta-CaroteneVitamin A (Form: as Beta Carotene)	7,000 IU	140%	Higher than 79% of 5,772 products listing vitamin A (median 4,000 IU). Per day at the most servings: 14,000 IU.
Vitamin K	22 mcg	28%	87% of 4,607 products listing vitamin K give more (median 80 mcg). Per day at the most servings: 44 mcg.
Iron	2 mg	10%	66% of 6,910 products listing iron give more (median 5 mg). Per day at the most servings: 4 mg.
Calcium	5 mg	1%	98% of 17,831 products listing calcium give more (median 115 mg). Per day at the most servings: 10 mg.
Sodium	25 mg	1%	64% of 14,514 products listing sodium give more (median 55 mg). Per day at the most servings: 50 mg.
Potassium	49 mg	1%	77% of 11,614 products listing potassium give more (median 99 mg). Per day at the most servings: 98 mg.
Total Carotenoids	11 mg		Higher than 75% of 261 products listing carotenoids (median 4 mg). Per day at the most servings: 22 mg.
Phycocyanin	300 mg		Higher than 68% of 40 products listing phycocyanin (median 225 mg). Per day at the most servings: 600 mg.
Gamma-Linolenic Acid	40 mg		75% of 740 products listing gamma linolenic acid give more (median 90 mg). Per day at the most servings: 80 mg.
Zeaxanthin	3 mg		Higher than 78% of 1,215 products listing zeaxanthin (median 1 mg). Per day at the most servings: 6 mg.
Chlorophyll	30 mg		Higher than 61% of 394 products listing chlorophyll (median 16 mg). Per day at the most servings: 60 mg.

Source: NIH ODS Dietary Supplement Label Database, label 254535 (entered October 22, 2021), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

98% of the 17,831 products that print an amount of calcium list more than its 5 mg of calcium (median 115 mg).

The NIH database records 1 to 2 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

The products whose ingredient lists overlap most with Spirulina Powder (California-Grown) 500 mg's, rare ingredients counting for more.

Spirulina Natural CapsulesEarthrise 12 shared, 78% alike
Spirulina Natural TabletsEarthrise 12 shared, 78% alike
Spirulina Organic TabletsEarthrise 12 shared, 76% alike
Pure Hawaiian Spirulina pacifica 500 mgNutrex Hawaii · off the market 11 shared, 71% alike
Pure Hawaiian Spirulina Pacifica 3,000 mgNutrex Hawaii · off the market 11 shared, 71% alike
Pure Hawaiian Spirulina Pacifica 1,000 mg Spearmint FlavorNutrex Hawaii · off the market 11 shared, 71% alike

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions: Directions: As a dietary supplement, take 6 tablets once or twice daily, or as directed by a physician. Individual needs may vary. Drink plenty of water.
Warnings: Warning: This product is not intended for use by those with a serious medical condition or pregnant or lactating women.; Consult your physician before use.; Keep out of reach of children!
Allergens and what it does not contain: Free of: Sugar, soy, dairy, yeast, gluten or additives

Source: label statements in DSLD label 254535.

What else is on the label?

Other ingredients: None.

How many labels does Spirulina Powder (California-Grown) 500 mg have?

2 labels are on file under this name since October 22, 2021: other sizes, label designs and reformulations. The current one leads this page.

Label 254535 (current) Entered October 22, 2021 · on the market · 100 tablets
Label 254534 Entered October 22, 2021 · on the market · 300 tablets

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names BulkSupplements.com (distributor), Henderson, NV. All BulkSupplements.com products.