PlainVitamins

Spirulina

by New Sun · powder · 16 ounces

  • On the market (NIH)
  • UPC 59-4
  • DSLD label 245324
  • Serving 1.25 tbsp (4.300 mg)
  • 106 servings

Spirulina by New Sun lists 6 ingredients, 6 with an amount per serving of 1.25 tbsp, such as 1,606 mcg RAE of vitamin A, 132 mcg of thiamine, 148 mcg of riboflavin and 5 mg of iron, beside 3 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on February 25, 2021.

What is in Spirulina?

Each row as the label prints it, per serving of 1.25 tbsp. 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: Supplement Facts rows against the market (DSLD label 245324, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories15 Calories
Total Carbohydrates0.5 g1%Carbohydrate in Spirulina against 21,979 products0.5 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.0.5 g

99% of 21,979 products listing carbohydrate give more (median 3 g). Per day at the most servings: 1.5 g.

Protein3 g100%Protein in Spirulina against 8,985 products3 g per serving; the middle half of products list 2 g to 24 g, the median 16 g.3 g

67% of 8,985 products listing protein give more (median 16 g). Per day at the most servings: 9 g.

Vitamin Aas Beta-CaroteneVitamin A (Form: as Beta-Carotene) Note: 10,710 IU1,606 mcg RAE60%
Thiamineas Vitamin B1132 mcg9%Thiamin in Spirulina against 9,830 products0.132 mg per serving; the middle half of products list 1.5 mg to 25 mg, the median 5 mg.DV 1.2 mg0.132 mg

98% of 9,830 products listing thiamin give more (median 5 mg). Per day at the most servings: 0.396 mg.

Riboflavinas Vitamin B2148 mcg9%Riboflavin in Spirulina against 9,824 products0.148 mg per serving; the middle half of products list 1.7 mg to 25 mg, the median 4 mg.DV 1.3 mg0.148 mg

98% of 9,824 products listing riboflavin give more (median 4 mg). Per day at the most servings: 0.444 mg.

Iron5 mg28%Iron in Spirulina against 6,910 products5 mg per serving; the middle half of products list 1.2 mg to 18 mg, the median 5 mg.DV 18 mgUL 45 mg5 mg

46% of 6,910 products listing iron give more (median 5 mg). Per day at the most servings: 15 mg.

Sodium50 mg2%Sodium in Spirulina against 14,514 products50 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.50 mg

51% of 14,514 products listing sodium give more (median 55 mg). Per day at the most servings: 150 mg.

Spirulina4,300 mgSpirulina in Spirulina against 92 products4,300 mg per serving; the middle half of products list 187.5 mg to 1,000 mg, the median 500 mg.4,300 mg

Higher than 98% of 92 products listing spirulina (median 500 mg). Per day at the most servings: 12,900 mg.

Gamma-Linolenic Acid215 mgGamma Linolenic Acid in Spirulina against 740 products215 mg per serving; the middle half of products list 42 mg to 160 mg, the median 90 mg.215 mg

Higher than 84% of 740 products listing gamma linolenic acid (median 90 mg). Per day at the most servings: 645 mg.

Source: NIH ODS Dietary Supplement Label Database, label 245324 (entered February 25, 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 9,830 products that print an amount of thiamin list more than its 0.132 mg of thiamin (median 5 mg).
  • 98% of the 9,824 products that print an amount of riboflavin list more than its 0.148 mg of riboflavin (median 4 mg).
  • Its 4,300 mg of spirulina is higher than 98% of the 92 spirulina products that print an amount; 1 list more.

The NIH database records 3 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'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
Recommendation: As a dietary supplement, take 1 1/4 tablespoon with each meal three times daily.
Warnings
Do not use if safety seal is missing or broken.
Keep out of reach of children.
Warning: If you are pregnant, nursing, taking medications, or experiencing any health issues, consult your doctor before use.
Warning: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects or other reproductive harm. www.P65Warnings.ca.gov
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 245324.

How many labels does Spirulina have?

15 labels are on file under this name since October 1, 2012: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 245324 (current) Entered February 25, 2021 · on the market · 16 ounces · UPC 59-4
  2. Label 217874 Entered April 23, 2020 · on the market · 200 vegetarian capsules · UPC 68-8
  3. Label 217872 Entered April 23, 2020 · on the market · 500 vegetarian capsules · UPC 68-1
  4. Label 217867 Entered April 23, 2020 · on the market · 900 vegetarian capsules · UPC 68-2
  5. Label 203846 Entered July 24, 2019 · off the market October 24, 2019 · 500 vegetarian capsules · UPC 68-1
  6. Label 203835 Entered July 24, 2019 · on the market · 200 vegetarian capsules · UPC 68-8
  7. Label 203847 Entered June 24, 2019 · off the market October 24, 2019 · 900 vegetarian capsules · UPC 68-2
  8. Label 203389 Entered June 24, 2019 · off the market August 17, 2020 · 16 oz. · UPC 59-4
  9. Label 83151 Entered February 23, 2018 · off the market December 5, 2018 · 16 oz. · UPC 59-4
  10. Label 82135 Entered December 22, 2017 · off the market December 5, 2018 · 900 capsules · UPC 68-2
  11. Label 81216 Entered December 22, 2017 · off the market December 5, 2018 · 500 veg capsules · UPC 68-1
  12. Label 81211 Entered December 22, 2017 · off the market December 5, 2018 · 200 veg capsules · UPC 68-8
  13. Label 11937 Entered October 1, 2012 · off the market October 20, 2017 · 200 capsules · UPC 68-8
  14. Label 11922 Entered October 1, 2012 · off the market November 3, 2017 · 900 capsules · UPC 68-2
  15. Label 11919 Entered October 1, 2012 · off the market October 20, 2017 · 500 capsules · UPC 68-1

DSLD also links this label to: Spirulina 4,300 mg (image 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 New Sun, Inc. (distributor), Hendersonville, NC. All New Sun products.

Where next?