PlainVitamins

Chlorella 500 mg

by Source Naturals · tablet or pill · 200 tablets

  • On the market (NIH)
  • UPC 0 21078 00676 3
  • DSLD label 272856
  • Serving 4 tablets
  • 50 servings

Chlorella 500 mg by Source Naturals lists 4 ingredients, 4 with an amount per serving of 4 tablets, such as 2 g of chlorella, beside 1 Nutrition Facts row (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on August 23, 2022.

What is in Chlorella 500 mg?

Each row as the label prints it, per serving of 4 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).

Chlorella 500 mg: Supplement Facts rows against the market (DSLD label 272856, January 2026 release)
IngredientAmount% DVAmong products listing it
Protein1 g2%Protein in Chlorella 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).

Chlorellayielding approximately2 gChlorella in Chlorella 500 mg against 526 products2,000 mg per serving; the middle half of products list 92.5 mg to 1,000 mg, the median 300 mg.2,000 mg

Higher than 86% of 526 products listing chlorella (median 300 mg).

Vitamin Aas Beta-CaroteneVitamin A (Form: Beta-Carotene)800 IU16%Vitamin A in Chlorella 500 mg against 5,772 products800 IU per serving; the middle half of products list 2,000 IU to 5,000 IU, the median 4,000 IU.800 IU

89% of 5,772 products listing vitamin A give more (median 4,000 IU).

Vitamin B122 mcg33%Vitamin B12 in Chlorella 500 mg against 14,425 products2 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg2 mcg

93% of 14,425 products listing vitamin B12 give more (median 36 mcg).

Iron1.8 mg10%Iron in Chlorella 500 mg against 6,910 products1.8 mg per serving; the middle half of products list 1.2 mg to 18 mg, the median 5 mg.DV 18 mgUL 45 mg1.8 mg

70% of 6,910 products listing iron give more (median 5 mg).

Source: NIH ODS Dietary Supplement Label Database, label 272856 (entered August 23, 2022), version 9.4.0. See the label on DSLD or its label image (PDF). 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:

  • 93% of the 14,425 products that print an amount of vitamin B12 list more than its 2 mcg of vitamin B12 (median 36 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?

6 products list the very same ingredients; the nearest amounts come first.

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: 4 tablets daily, preferably with meals.
Warnings
Note: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.
Do not use if either tamper-evident seal is broken or missing.
Keep out of the reach of children.
Allergens and what it does not contain
Source Naturals Chlorella is non-GMO, and does not contain any animal products or animal-derived ingredients.
Suitable for Vegans, Vegetarians and Hypoallergenic: Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.

Source: label statements in DSLD label 272856.

What else is on the label?

Other ingredients: Stearic Acid, modified Cellulose Gum, Silica.

How many labels does Chlorella 500 mg have?

3 labels are on file under this name since November 20, 2017: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 272856 (current) Entered August 23, 2022 · on the market · 200 tablets · UPC 0 21078 00676 3
  2. Label 185185 Entered January 7, 2019 · on the market · 100 tablets · UPC 0 21078 00675 6
  3. Label 80984 Entered November 20, 2017 · off the market December 22, 2021 · 200 tablets · UPC 0 21078 00676 3

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

Who makes it?

The label names Source Naturals, Inc. (distributor), Santa Cruz, CA. All Source Naturals products.

Where next?