PlainVitamins

California Spirulina 500 mg

by VitalBulk · tablet or pill · N/A

  • On the market (NIH)
  • DSLD label 258723
  • Serving 3 tablets; amounts per 1 tablet

California Spirulina 500 mg by VitalBulk lists 3 ingredients, 3 with an amount per serving of 1 tablet, such as 2,096 mcg RAE of vitamin A, 11 mcg of vitamin K and 850 mcg of iron, beside 2 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on January 22, 2022.

What is in California Spirulina 500 mg?

Each row as the label prints it, per serving of 1 tablet. 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 Spirulina 500 mg: Supplement Facts rows against the market (DSLD label 258723, January 2026 release)
IngredientAmount% DVAmong products listing it
Total Calories5 Calories1%
Protein1 g2%Protein in California Spirulina 500 mg against 8,985 products1 g per serving; the middle half of products list 2 g to 24 g, the median 16 g.1 g

77% of 8,985 products listing protein give more (median 16 g).

Vitamin Aas Beta-Carotene3500 IU Beta-Carotene2,096 mcg RAE233%
Vitamin Kas Phylloquinone11 mcg5%Vitamin K in California Spirulina 500 mg against 4,607 products11 mcg per serving; the middle half of products list 35 mcg to 100 mcg, the median 80 mcg.DV 120 mcg11 mcg

94% of 4,607 products listing vitamin K give more (median 80 mcg).

Iron850 mcg5%Iron in California Spirulina 500 mg against 6,910 products0.85 mg per serving; the middle half of products list 1.2 mg to 18 mg, the median 5 mg.DV 18 mgUL 45 mg0.85 mg

85% of 6,910 products listing iron give more (median 5 mg).

Sodium16 mg1%Sodium in California Spirulina 500 mg against 14,514 products16 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.16 mg

71% of 14,514 products listing sodium give more (median 55 mg).

Source: NIH ODS Dietary Supplement Label Database, label 258723 (entered January 22, 2022), 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:

  • 94% of the 4,607 products that print an amount of vitamin K list more than its 11 mcg of vitamin K (median 80 mcg).

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 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
Suggested Use: Take three (3) tablets daily with food. Do not exceed recommended daily dose unless directed by your health care practitioner.
Warnings
Do not exceed recommended daily dose unless directed by your health care practitioner.
Keep out of reach of children in a cool, dry place.
This product may be produced in a facility that also makes products containing milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, and soy.
Food supplements should not be used as a substitute for a varied diet.
Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of the reach of children. In case of accidental overdose, call a doctor or poison control immediately.
In case of adverse event: 855-885-2855
Allergens and what it does not contain
Tested gluten free Certified nonGE tested

Source: label statements in DSLD label 258723.

What else is on the label?

Other ingredients: Vegetable Stearates, Silica.

How many labels does California Spirulina 500 mg have?

4 labels are on file under this name since April 25, 2017: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 258723 (current) Entered January 22, 2022 · on the market · N/A
  2. Label 233464 Entered August 23, 2020 · off the market July 30, 2021 · N/A
  3. Label 208399 Entered November 21, 2019 · off the market July 17, 2020 · N/A
  4. Label 72861 Entered April 25, 2017 · off the market February 25, 2019 · N/A

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

Who makes it?

The label names VitalBulk (manufacturer), Watsonville, CA. All VitalBulk products.

Where next?