Thyroid Support®
Other CombinationsBrand: Priority One Nutritional Supplements
Functions
Net Contents
60 Vegetarian Capsule(s)
Serving Size
2 Vegetarian Capsule(s)
Servings Per Container
30
Supplement Form
Capsule
Bar Code (UPC/SKU)
8 15354 02141 6
Product Version
1654-6267R8
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
11 distinct active ingredients are disclosed in Supplement Facts.
Label includes a proprietary blend, so some individual amounts are not itemized.
8 ingredients report a %DV; 4 meet or exceed 100% DV.
Label states: Vegetarian, 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 Vegetarian Capsule(s) · 1 per day
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Thiamine Hydrochloride(Vitamin B1) | 30 mg | 2463% |
| Riboflavin(Riboflavin 5 Sodium Phosphate) | 50 mg | 3846% |
| Blend | 52 mg NE | 325% |
| Niacin | — | — |
| Niacinamide | — | — |
| Iodine(Potassium Iodide) | 450 mcg | 300% |
| Magnesium(Magnesium Aspartate, Magnesium Oxide) | 40 mg | 10% |
| Zinc(Zinc Chloride, Zinc Picolinate) | 10 mg | 91% |
| Manganese(Manganese Carbonate, Manganese Citrate) | 2 mg | 87% |
| Potassium(Potassium Aspartate, Potassium Carbonate, Potassium Chloride) | 40 mg | 1% |
| Guggul(Gugglesterone) | 250 mg | — |
| L-Tyrosine | 250 mg | — |
| L-Aspartic Acid | 200 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
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.
Precautions re: Pregnant or Nursing or Prescription Medications
If you are pregnant or breast feeding, consult your physician before using this product.
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: Vegetarian/Vegan
Vegetarian formulation
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
Priority One Thyroid Support 60 Veggie Capsules
Covenant Health Products5.0(7)$42.90Priority One Thyroid Glandular 130mg 90 Capsules
Priority One Vitamins4.8(125)$52.00Priority One Thyroid 65mg 90 Caps
Priority One Vitamins4.8(127)$40.00Priority One Thyroid Glandular Capsules
Priority One Vitamins4.8(115)$23.00Priority One Thyroid Plus 60 Capsules
Priority One Vitamins4.7(28)$60.50Thyroid 300mg
Priority One Vitamins4.7(112)$66.00Thyroid Capsules 300mg Grass-Fed
Priority One Vitamins4.9(43)$116.60Pure Encapsulations Thyroid Support Complex 60 Capsules
Sojourns Apothecary Store4.6(346)$33.50
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Showing representative supplement & health retailers — search above for stores in your area.
The Vitamin Shoppe
4.6 (115)Vitamin & supplements store
3831 Edwards Rd Ste 500, Cincinnati, OH 45209
GNC
4.2 (24)Vitamin & supplements store
6180 Glenway Ave Ste #G, Cincinnati, OH 45211
G & Shirleys Vitamin & Herb Shop Inc
4.5 (11)Vitamin & supplements store
5844 Hamilton Ave, Cincinnati, OH 45224
Natural Life Nutrition Shoppes
4.6 (16)Health food store
2946 Wasson Rd, Cincinnati, OH 45209
Yolked Up Supplements
5.0 (1)Vitamin & supplements store
5140 Kennedy Ave, Cincinnati, OH 45213
Nutra Forest
Vitamin & supplements store
3333 Harrison Ave, Cheviot, OH 45211
Cincy Shakes Nutrition
5.0 (12)Vitamin & supplements store
5325 Foley Rd, Cincinnati, OH 45238
The Vitamin Shoppe
4.6 (180)Vitamin & supplements store
7508 Mall Rd, Florence, KY 41042
Research & Studies
Thyroid and Nutrition: Interplay, Clinical Implications, and Public Health Perspectives
S Selim, H Lona, MM Rana… - Bangladesh Journal of …, 2026 - journals.lww.com
… nutrition to thyroid health, the public health burden of micronutrient-related thyroid disorders, dietary and lifestyle strategies for optimizing thyroid function, and priority areas for future …
2026The role of nutrition on thyroid function
AM Shulhai, R Rotondo, M Petraroli, V Patianna… - Nutrients, 2024 - mdpi.com
… Thyroid function is closely linked to nutrition through the diet–gut–thyroid axis. This narrative review highlights the influence of nutritional components and micronutrients on thyroid …
2024135 citationsDietary 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 citationsThyroid Health and Selenium: The Critical Role of Adequate Intake from Fetal Development to Adolescence
V Calcaterra, H Cena, IAM Scavone, I Zambon… - Nutrients, 2025 - mdpi.com
… role of Se in maintaining thyroid health, from fetal life through … relevance of Se in thyroid development, hormone synthesis, … Key priorities include enhancing fetal nutrition through …
20259 citationsThe 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
… We discuss mechanisms linking diet, microbial metabolites, intestinal … relevant to thyroid autoimmunity. Special attention is given to dietary patterns, specific nutrients, and bioactive food …
20263 citationsMultiple nutritional factors and thyroid disease, with particular reference to autoimmune thyroid disease
MP Rayman - Proceedings of the nutrition society, 2019 - cambridge.org
… Nutritional factors that affect thyroid function include the micronutrients iodine, iron and selenium(9); these will be discussed later. Though vitamin D has been postulated to affect thyroid …
2019377 citations
Related News
Riboflavin (Vitamin B2) on the Label
What riboflavin is, how much a typical product provides, and why it can change the color of urine.
VitaSuppTrack Editorial· Jun 24, 2026Magnesium Forms Explained: Oxide, Citrate, and Glycinate
The magnesium form on a label affects how much elemental magnesium you get. Here is how the common forms compare.
VitaSuppTrack Editorial· Jun 24, 2026
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2022-12-13. DSLD Label ID: 277419. 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.
Related Products

01-02 Enhanced Fat Melting Matrix
ATS Labs

1000 mg Vitamin C Acai Berry
Emergen-C

1000 mg Vitamin C Cranberry Pomegranate
Emergen-C

1000 MG Vitamin C Cranberry-Pomegranate
Emergen-C