Thyroid Plus®
Other CombinationsBrand: Priority One Nutritional Supplements
Functions
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.
10 distinct active ingredients are disclosed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
7 ingredients report a %DV; 3 meet or exceed 100% DV.
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
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Thiamine Hydrochloride(Vitamin B1) | 30 mg | 2463% |
| Riboflavin(Vitamin B2) | 50 mg | 3846% |
| Niacin(Niacin, Niacinamide) | 52 mg NE | 325% |
| 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 Chloride) | 40 mg | 1% |
| Thyroid | 130 mg | — |
| L-Aspartic Acid | 298 mg | — |
| L-Tyrosine | 250 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. 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
Priority One Thyroid Plus 120 Capsules
Priority One Vitamins4.7(28)$111.10Priority One Thyroid Glandular 130mg 90 Capsules
Priority One Vitamins4.8(125)$52.00Dr Juan's Santo Remedio Thyroid Plus Dietary Supplement
Dr Juans Santo Remedio5.0(7)$29.95Priority 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 Support 60 Veggie Capsules
Priority One Vitamins5.0(7)$42.90Thyroid 300mg
Priority One Vitamins4.7(112)$66.00Thyroid Capsules 300mg Grass-Fed
Priority One Vitamins4.9(43)$116.60
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.
Stay Fit Nutrition
5.0 (66)Coffee shop
132 Wilson Ave, Brooklyn, NY 11237
GNC
4.5 (53)Vitamin & supplements store
2155 A Ralph Ave, Brooklyn, NY 11234
Health Thru Nutrition
Vitamin & supplements store
30 New York Ave, Brooklyn, NY 11216
Natural Foods Store - Alive Herbals
4.9 (198)Natural goods store
449 Nostrand Ave, Brooklyn, NY 11216
Forest Leaf
4.8 (55)Vitamin & supplements store
2270 59th St, Brooklyn, NY 11204
Club de Nutrición Vida saludable soledad
4.8 (17)Vitamin & supplements store
262 St Nicholas Ave, Brooklyn, NY 11237
BioLife Health & Wellness
4.1 (64)Vitamin & supplements store
222 Broadway, New York, NY 10038
Pure Essentials Supplements
5.0 (1)Vitamin & supplements store
121 Varick St, New York, NY 10013
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 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 citationsSupplementation 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 citationsNutraceutical 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 citationsSelenium 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 citationsLifestyle 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
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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 2022-11-22. 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.
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