Thyroid Plus®

Other Combinations

Brand: Priority One Nutritional Supplements

CapsuleOther CombinationsOn Market
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Net Contents

60 Capsule(s)

Serving Size

2 Capsule(s)

Servings Per Container

30

Supplement Form

Capsule

Bar Code (UPC/SKU)

8 15354 02139 3

Product Version

1049-6018R6

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

10Active Ingredients

10 distinct active ingredients are disclosed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

7% Daily Value Coverage

7 ingredients report a %DV; 3 meet or exceed 100% DV.

1Dietary Attributes

Label states: Non-GMO.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Supplement Facts

Serving Size: 2 Capsule(s) · 1 per day

IngredientAmount Per Serving% Daily Value
Thiamine Hydrochloride(Vitamin B1)30 mg2463%
Riboflavin(Vitamin B2)50 mg3846%
Niacin(Niacin, Niacinamide)52 mg NE325%
Magnesium(Magnesium Aspartate, Magnesium Oxide)40 mg10%
Zinc(Zinc Chloride, Zinc Picolinate)10 mg91%
Manganese(Manganese Carbonate, Manganese Citrate)2 mg87%
Potassium(Potassium Aspartate, Potassium Chloride)40 mg1%
Thyroid130 mg
L-Aspartic Acid298 mg
L-Tyrosine250 mg

Not Present

Other Ingredients

Rice FlourSilicon DioxideCapsule

Target Groups

Adult (18 - 50 Years)

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Recommendations: Take two (2) capsules daily or as directed by a physician.

Warnings & Precautions

Precautions re: All Other

Warning: Contains niacin, may cause "niacin flush" a temporary redness and tingling of the skin. Thyroid supplementation should be monitored by a physician on an ongoing basis.

Precautions re: Pregnant or Nursing or Prescription Medications

If you are pregnant or breast feeding, consult your physician before using this product. May cause a reaction with other thyroid medications.

Precautions re: All Other

If heart palpitations, excessive sweating, or hypertyroidism occur discontinue use. Do not exceed four (4) capsules in a 24 hour period.

Precautions re: Children

Keep out of reach of children.

Precautions re: All Other

For professional use only.

Storage

Storage

Keep container tightly closed, store in a cool, dry place.

Formulation

Formulation re: Does NOT Contain

Contains no preservatives.

Formulation re: Does NOT Contain

Non-GMO

FDA Statements

FDA Statement of Identity

A Dietary Supplement

FDA Disclaimer Statement

This statement has not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.

Other Label Statements

General Statements: All Other Content

Bisphenol-A (BPA) & Phthalate Free

Seals/Symbols

GMP Certified

Brand IP Statement(s) re: (c), (TM), (SM)

Priority One Nutritional Supplements Inc Since 1988

Manufacturer & Distributor

Distributor

Priority One Nutritional Supplements, Inc.

Manufacturer

First Priority Manufacturing, Inc.

2681 Delta Ring Road, Ferndale, WA, 98248

Market Reference

$13.81 – $297.00· 21 listings
  • Priority One Thyroid Plus 120 Capsules

    Priority One Vitamins4.7(28)
    $111.10
  • Priority One Thyroid Glandular 130mg 90 Capsules

    Priority One Vitamins4.8(125)
    $52.00
  • Dr Juan's Santo Remedio Thyroid Plus Dietary Supplement

    Dr Juans Santo Remedio5.0(7)
    $29.95
  • Priority One Thyroid 65mg 90 Caps

    Priority One Vitamins4.8(127)
    $40.00
  • Priority One Thyroid Glandular Capsules

    Priority One Vitamins4.8(115)
    $23.00
  • Priority One Thyroid Support 60 Veggie Capsules

    Priority One Vitamins5.0(7)
    $42.90
  • Thyroid 300mg

    Priority One Vitamins4.7(112)
    $66.00
  • Thyroid Capsules 300mg Grass-Fed

    Priority One Vitamins4.9(43)
    $116.60

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Research & Studies

  • The role of gut microbiota in autoimmune thyroid diseases: nutritional determinants and diet-based modulation

    H Lewandowski, M Maslyk, H Kaminska… - Frontiers in …, 2026 - frontiersin.org

    … of autoimmune thyroid diseases, with a particular focus on nutritional determinants and diet-based strategies for microbiota modulation. We discuss mechanisms linking diet, microbial …

    20263 citations
  • Dietary supplements for preserving thyroid health: the scientific evidence-based view

    V Unfer, CA Koch, S Benvenga… - Frontiers in Endocrinology, 2023 - frontiersin.org

    … The findings discussed in this Research Topic demonstrate the great potential of dietary supplements for TD. While iodine and selenium consumption remain central to treating and …

    20232 citations
  • Supplementation with antioxidants in the treatment of Graves' disease; the effect on glutathione peroxidase activity and concentration of selenium

    VB Vrca, F Skreb, I Cepelak, Z Romic, L Mayer - Clinica chimica acta, 2004 - Elsevier

    … mg daily for the following 4 weeks, plus an additional daily capsule of a fixed combination of … vitamin, 36 mg E vitamin and 60 μg Se (Symbion, Merck). Group B (n=28, 27 women and 1 …

    2004118 citations
  • Nutraceutical supplements in the thyroid setting: health benefits beyond basic nutrition

    S Benvenga, U Feldt-Rasmussen, D Bonofiglio… - Nutrients, 2019 - mdpi.com

    … health benefits, beyond basic nutrition, of some popular nutraceutical supplements, with a special focus on their effects on thyroid … plus selenomethionine for the general management of …

    201977 citations
  • Selenium supplementation for patients with Graves' hyperthyroidism (the GRASS trial): study protocol for a randomized controlled trial

    T Watt, P Cramon, JB Bjorner, SJ Bonnema… - Trials, 2013 - Springer

    … supplementation plus standard treatment with anti-thyroid … anti-thyroid drugs will lead to a decrease in anti-thyroid drug … treatment, one year after cessation of anti-thyroid drug treatment), …

    201386 citations
  • Lifestyle interventions to tackle cardiovascular risk in thyroid hormone signaling disorders

    S Rodolfi, G Rurale, F Marelli, L Persani, I Campi - Nutrients, 2025 - mdpi.com

    … thyroid dysfunction and lifestyle factors using combinations such as “thyroid dysfunction” AND “exercise” or “diet… In the second part of the review, we focused on rare disorders of thyroid …

    20257 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2022-11-22. DSLD Label ID: 277417. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.