PlainVitamins

Thyroid Maintenance Formula

by Patient One 1 MediNutritionals · capsule · 90 vegetarian capsules

  • Off the market since January 2018 (NIH)
  • UPC 8 53959 00427 4
  • DSLD label 47999
  • Serving 2 capsules
  • 45 servings

Thyroid Maintenance Formula by Patient One 1 MediNutritionals lists 10 ingredients, 10 with an amount per serving of 2 capsules, such as 10,000 IU of vitamin A, 250 mg of vitamin C, 100 mcg of vitamin B12 and 75 mcg of iodine. Its current label entered the NIH Dietary Supplement Label Database on July 24, 2015.

What is in Thyroid Maintenance Formula?

Each row as the label prints it, per serving of 2 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 Maintenance Formula: Supplement Facts rows against the market (DSLD label 47999, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Aas Beta-CaroteneVitamin A (Form: as natural Beta Carotene)10,000 IU200%Vitamin A in Thyroid Maintenance Formula against 5,772 products10,000 IU per serving; the middle half of products list 2,000 IU to 5,000 IU, the median 4,000 IU.10,000 IU

Higher than 82% of 5,772 products listing vitamin A (median 4,000 IU).

Vitamin Cas Ascorbic Acid250 mg417%Vitamin C in Thyroid Maintenance Formula against 18,583 products250 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg250 mg

Higher than 68% of 18,583 products listing vitamin C (median 100 mg).

Vitamin B12as MethylcobalaminVitamin B-12 (Form: as Methylcobalamin)100 mcg1,667%Vitamin B12 in Thyroid Maintenance Formula against 14,425 products100 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg100 mcg

Higher than 61% of 14,425 products listing vitamin B12 (median 36 mcg).

Iodineas KelpIodine (Form: from Kelp)75 mcg50%Iodine in Thyroid Maintenance Formula against 6,382 products75 mcg per serving; the middle half of products list 75 mcg to 150 mcg, the median 150 mcg.DV 150 mcgUL 1,100 mcg75 mcg

68% of 6,382 products listing iodine give more (median 150 mcg).

Zincas Zinc GluconateZinc (Form: as Zinc Gluconate)5 mg33%Zinc in Thyroid Maintenance Formula against 13,186 products5 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg5 mg

72% of 13,186 products listing zinc give more (median 11 mg).

Seleniumas L-SelenomethionineSelenium (Form: as L-Selenomethionine)100 mcg143%Selenium in Thyroid Maintenance Formula against 7,658 products100 mcg per serving; the middle half of products list 27 mcg to 100 mcg, the median 55 mcg.DV 55 mcgUL 400 mcg100 mcg

Higher than 65% of 7,658 products listing selenium (median 55 mcg).

Gugulipidas GuggulsteronesGugulipid (Form: standardized for 2.5- 3.5% Guggulsterones Note: 12.5-17.5 mg) PlantPart: resin Genus: Commiphora Species: mukul500 mgGuggul in Thyroid Maintenance Formula against 279 products500 mg per serving; the middle half of products list 50 mg to 350 mg, the median 100 mg.500 mg

Higher than 83% of 279 products listing guggul (median 100 mg).

Ashwagandha extractas Total Alkaloids, Total Withaferin-A, Total WithanolidesAshwagandha extract (Form: standardized for 1% Total Alkaloids Note: 1.5 mg, 1.5% Total Withanolides Note: 2.25 mg, and 0.5% Total Withaferin-A Note: 0.75 mg) PlantPart: roots Genus: Withania Species: somnifera150 mgAshwagandha in Thyroid Maintenance Formula against 1,646 products150 mg per serving; the middle half of products list 125 mg to 500 mg, the median 250 mg.150 mg

61% of 1,646 products listing ashwagandha give more (median 250 mg).

Rosemary extractas Rosmarinic AcidRosemary extract (Form: standardized for 6% Rosmarinic Acid Note: 1.5 mg) PlantPart: leaf Genus: Rosmarinus Species: officinalis25 mgRosemary in Thyroid Maintenance Formula against 332 products25 mg per serving; the middle half of products list 25 mg to 100 mg, the median 50 mg.25 mg

68% of 332 products listing rosemary give more (median 50 mg).

Tyrosine500 mgTyrosine in Thyroid Maintenance Formula against 1,680 products500 mg per serving; the middle half of products list 150 mg to 989 mg, the median 500 mg.500 mg

34% of 1,680 products listing tyrosine give more (median 500 mg).

Source: NIH ODS Dietary Supplement Label Database, label 47999 (entered July 24, 2015), 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?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

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?

1 product lists 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: Take 2 capsules daily, preferably with a meal, as a dietary supplement, or as directed by a health care professional.
Warnings
May contain trace amounts of crustacean shellfish.
Caution: Women who are pregnant or lactating should not use this product. If you are taking any medications, consult your doctor before use.
Discontinuance use and consult doctor if any adverse reactions occur.
Tamper Resistant: Do not use if under cap is broken or missing.
Keep out of reach of children.
Allergens and what it does not contain
Free of: milk, egg, peanuts, soybeans, tree nuts, wheat, yeast, gluten, sugar and artificial sweeteners, flavors and colors.
Gluten Free
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 47999.

What else is on the label?

Other ingredients: Vegetable Cellulose, Vegetable Stearate, Rice Flour.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): DOCTOR APPROVED DOCTOR RECOMMENDED.

How many labels does Thyroid Maintenance Formula have?

One label is on file, entered on July 24, 2015.

  1. Label 47999 (current) Entered July 24, 2015 · off the market January 23, 2018 · 90 vegetarian capsules · UPC 8 53959 00427 4

DSLD also links this label to: Thyroid Maintenance (image difference, same product), Thyroid Maintenance (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 MediNutritionals Research LLC (manufacturer), Farmingdale, NY, U.S.A.. All Patient One 1 MediNutritionals products.

Where next?