PlainVitamins

Thyroid Factors

by Michael's Naturopathic Programs · capsule · 120 Vegan & Kosher Capsules

  • Off the market since February 2020 (NIH)
  • UPC 7 55929 01122 3
  • DSLD label 174069
  • Serving 3 veggie capsules
  • 40 servings

Thyroid Factors by Michael's Naturopathic Programs lists 7 ingredients, 4 with an amount per serving of 3 veggie capsules, such as 75 mg of vitamin B6, 225 mcg of iodine, 11 mg of manganese and 300 mcg of chromium; 3 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on March 23, 2018.

What is in Thyroid Factors?

Each row as the label prints it, per serving of 3 veggie capsules. 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).

Thyroid Factors: Supplement Facts rows against the market (DSLD label 174069, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B6as Pyridoxine HydrochlorideVitamin B6 (Form: as Pyridoxine Hydrochloride)75 mg4,412%Vitamin B6 in Thyroid Factors against 15,277 products75 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg75 mg

Higher than 94% of 15,277 products listing vitamin B6 (median 6 mg).

Iodineas KelpIodine (Form: from Kelp)225 mcg150%Iodine in Thyroid Factors against 6,382 products225 mcg per serving; the middle half of products list 75 mcg to 150 mcg, the median 150 mcg.DV 150 mcgUL 1,100 mcg225 mcg

Higher than 90% of 6,382 products listing iodine (median 150 mcg).

Manganeseas Manganese Amino Acid ChelateManganese (Form: as Manganese Amino Acid Chelate)11 mg478%Manganese in Thyroid Factors against 7,016 products11 mg per serving; the middle half of products list 1 mg to 3.92 mg, the median 2 mg.DV 2.3 mgUL 11 mg11 mg

Higher than 97% of 7,016 products listing manganese (median 2 mg).

Chromiumas Chromium PolynicotinateChromium (Form: as Chromium Polynicotinate (Alt. Name: ChromeMate))300 mcg857%Chromium in Thyroid Factors against 7,825 products300 mcg per serving; the middle half of products list 45 mcg to 200 mcg, the median 100 mcg.DV 35 mcg300 mcg

Higher than 92% of 7,825 products listing chromium (median 100 mcg).

Proprietary Blend600 mg
Gentianin the blend, no amount given
Irish Moss (Chondrus crispus) powderin the blend, no amount given
L-Tyrosinein the blend, no amount given

Source: NIH ODS Dietary Supplement Label Database, label 174069 (entered March 23, 2018), 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:

  • Its 75 mg of vitamin B6 is higher than 94% of the 15,277 vitamin B6 products that print an amount; 715 list more.
  • Its 11 mg of manganese is higher than 97% of the 7,016 manganese products that print an amount; 213 list more.
  • Its 300 mcg of chromium is higher than 92% of the 7,825 chromium products that print an amount; 577 list more.

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?

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

  • Thyroid FactorsMNP Michael's Naturopathic Programs · off the market same ingredients
  • Thyroid FactorsMH Michael's Health Naturopathic Programs same ingredients
  • Thyroid ComplexBotanic Choice 5 shared, 39% alike
  • Thyroid ComplexIndiana Botanic Gardens 5 shared, 39% alike
  • ThyrodrenalMichael's Naturopathic Programs · off the market 5 shared, 36% alike
  • ThyrodrenalMNP Michael's Naturopathic Programs 5 shared, 36% 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 three (3) capsules with breakfast or, for optimal results, take one (1) capsule with each meal. Dosage may be increased as directed by a healthcare practitioner.
Warnings
Double-sealed for your protection. Do not use if outer seal is broken or missing.
Warning: Keep out of reach of children.
This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.
Made in a GMP facility that processes egg, fish, milk, shellfish, soy, tree nut and wheat products.

Source: label statements in DSLD label 174069.

What else is on the label?

Other ingredients: Rice Flour, Hypromellose, Leucine.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Star K "Parve".

How many labels does Thyroid Factors have?

6 labels are on file under this name since May 22, 2015: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 174069 (current) Entered March 23, 2018 · off the market February 13, 2020 · 120 Vegan & Kosher Capsules · UPC 7 55929 01122 3
  2. Label 174068 Entered March 23, 2018 · off the market February 13, 2020 · 90 Vegan & Kosher Capsules · UPC 7 55929 01121 6
  3. Label 174064 Entered March 23, 2018 · off the market February 13, 2020 · 60 Vegan & Kosher Capsules · UPC 7 55929 01120 9
  4. Label 45721 Entered May 22, 2015 · off the market November 10, 2017 · 120 Vegetarian & Kosher Capsules · UPC 7 55929 01122 3
  5. Label 45720 Entered May 22, 2015 · off the market November 10, 2017 · 90 Vegetarian & Kosher Capsules · UPC 7 55929 01121 6
  6. Label 45713 Entered May 22, 2015 · off the market November 10, 2017 · 60 Vegetarian & Kosher Capsules · UPC 7 55929 01120 9

DSLD also links this label to: Thyroid Factors (package size difference, same product), Thyroid Factors (image difference, same product), Thyroid Factors (package size difference, same product), Thyroid Factors (package size difference, same product), Thyroid Factors (image difference, same product), Thyroid Factors (package size difference, same product), Thyroid Factors (package size difference, same product), Thyroid Factors (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 Michael's Naturopathic Programs (distributor), San Antonio, Texas. All Michael's Naturopathic Programs products.

Where next?