PlainVitamins

California Grown Spirulina 500 mg

by The Vitamin Shoppe · tablet or pill · 180 tablets

  • On the market (NIH)
  • UPC 7 66536 02676 0
  • DSLD label 55653
  • Serving 6 tablets
  • 30 servings

California Grown Spirulina 500 mg by The Vitamin Shoppe lists 14 ingredients, 14 with an amount per serving of 6 tablets, such as 6,000 IU of vitamin A, 16 mcg of vitamin K, 3 mcg of vitamin B12 and 14 mg of calcium, beside 1 Nutrition Facts row (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on February 23, 2016.

What is in California Grown Spirulina 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).

California Grown Spirulina 500 mg: Supplement Facts rows against the market (DSLD label 55653, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Aas Beta-CaroteneVitamin A (Form: as Beta Carotene)6,000 IU120%Vitamin A in California Grown Spirulina 500 mg against 5,772 products6,000 IU per serving; the middle half of products list 2,000 IU to 5,000 IU, the median 4,000 IU.6,000 IU

Higher than 77% of 5,772 products listing vitamin A (median 4,000 IU).

Vitamin K16 mcg20%Vitamin K in California Grown Spirulina 500 mg against 4,607 products16 mcg per serving; the middle half of products list 35 mcg to 100 mcg, the median 80 mcg.DV 120 mcg16 mcg

92% of 4,607 products listing vitamin K give more (median 80 mcg).

Vitamin B123 mcg50%Vitamin B12 in California Grown Spirulina 500 mg against 14,425 products3 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg3 mcg

87% of 14,425 products listing vitamin B12 give more (median 36 mcg).

Calcium14 mg1%Calcium in California Grown Spirulina 500 mg against 17,831 products14 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg14 mg

95% of 17,831 products listing calcium give more (median 115 mg).

Iron1.7 mg9%Iron in California Grown Spirulina 500 mg against 6,910 products1.7 mg per serving; the middle half of products list 1.2 mg to 18 mg, the median 5 mg.DV 18 mgUL 45 mg1.7 mg

71% of 6,910 products listing iron give more (median 5 mg).

Sodium15 mg1%Sodium in California Grown Spirulina 500 mg against 14,514 products15 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.15 mg

72% of 14,514 products listing sodium give more (median 55 mg).

Potassium49 mg1%Potassium in California Grown Spirulina 500 mg against 11,614 products49 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg49 mg

77% of 11,614 products listing potassium give more (median 99 mg).

California Grown Natural Spirulina3 g
Phycocyanin300 mgPhycocyanin in California Grown Spirulina 500 mg against 40 products300 mg per serving; the middle half of products list 123.75 mg to 300 mg, the median 225 mg.300 mg

Higher than 68% of 40 products listing phycocyanin (median 225 mg).

Chlorophyll270 mgChlorophyll in California Grown Spirulina 500 mg against 394 products270 mg per serving; the middle half of products list 7.5 mg to 42.75 mg, the median 16 mg.270 mg

Higher than 98% of 394 products listing chlorophyll (median 16 mg).

Total Carotenoids11.1 mgCarotenoids in California Grown Spirulina 500 mg against 261 products11.1 mg per serving; the middle half of products list 0.5 mg to 10 mg, the median 4 mg.11.1 mg

Higher than 77% of 261 products listing carotenoids (median 4 mg).

Superoxide Dismutase15,000 units
Zeaxanthin3 mgZeaxanthin in California Grown Spirulina 500 mg against 1,215 products3 mg per serving; the middle half of products list 0.4 mg to 2 mg, the median 1 mg.3 mg

Higher than 78% of 1,215 products listing zeaxanthin (median 1 mg).

Gamma-Linolenic Acid35 mgGamma Linolenic Acid in California Grown Spirulina 500 mg against 740 products35 mg per serving; the middle half of products list 42 mg to 160 mg, the median 90 mg.35 mg

79% of 740 products listing gamma linolenic acid give more (median 90 mg).

Linoleic Acid29 mgLinoleic Acid in California Grown Spirulina 500 mg against 801 products29 mg per serving; the middle half of products list 110 mg to 696 mg, the median 350 mg.29 mg

93% of 801 products listing linoleic acid give more (median 350 mg).

Source: NIH ODS Dietary Supplement Label Database, label 55653 (entered February 23, 2016), 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:

  • 92% of the 4,607 products that print an amount of vitamin K list more than its 16 mcg of vitamin K (median 80 mcg).
  • 95% of the 17,831 products that print an amount of calcium list more than its 14 mg of calcium (median 115 mg).
  • Its 270 mg of chlorophyll is higher than 98% of the 394 chlorophyll products that print an amount; 5 list more.
  • 93% of the 801 products that print an amount of linoleic acid list more than its 29 mg of linoleic acid (median 350 mg).

The NIH database records one serving 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 California Grown Spirulina 500 mg's, rare ingredients counting for more.

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 six (6) tablets per day, preferably with meals.
Warnings
Warning: Consult your healthcare provider prior to use if you are pregnant, nursing, taking any medication or have any medical conditions.
Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of reach of children. In case of accidental overdose, call a doctor or poison control center immediately.
Keep out of reach of children.
Tamper Evident Do not use if outer seal is broken or missing.
Allergens and what it does not contain
gluten free dairy free soy free nut free
Does not contain: Yeast, Wheat, Gluten, Sugar, Salt, Soy, Dairy, Citrus, Fish, Animal Derivatives, Preservatives, Artificial Colors or Flavors.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 55653.

What else is on the label?

Other ingredients: Mannitol, Pharmaceutical Glaze, Croscarmellose Sodium, Microcrystalline Cellulose, Magnesium Silicate, Silica, Magnesium Stearate, Stearic Acid.

How many labels does California Grown Spirulina 500 mg have?

3 labels are on file under this name since October 25, 2013: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 55653 (current) Entered February 23, 2016 · on the market · 180 tablets · UPC 7 66536 02676 0
  2. Label 55654 Entered January 25, 2016 · off the market May 4, 2020 · 360 tablets · UPC 7 66536 02677 7
  3. Label 27026 Entered October 25, 2013 · on the market · 360 tablets

DSLD also links this label to: California Grown Spirulina (package size difference, same product).

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

Who makes it?

The label names Vitamin Shoppe, Inc. (distributor), Secaucus, NJ. All The Vitamin Shoppe products.

Where next?