Thyroid Support®
Other CombinationsBrand: Priority One Nutritional Supplements
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
1654-6267R7
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; 5 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 | 1970% |
| Riboflavin(Riboflavin 5 Sodium Phosphate) | 50 mg | 2941% |
| Blend | 52 mg | 260% |
| Niacin | — | — |
| Niacinamide | — | — |
| Iodine(Potassium Iodide) | 450 mcg | 300% |
| Magnesium(Magnesium Aspartate, Magnesium Oxide) | 40 mg | 10% |
| Zinc(Zinc Chloride, Zinc Picolinate) | 10 mg | 67% |
| Manganese(Manganese Carbonate, Manganese Citrate) | 2 mg | 100% |
| 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.
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
Seals/Symbols
GMP Certified
General Statements: All Other Content
Priority One Nutritional Supplements Inc since 1988
General Statements: All Other Content
For professional use only.
General Statements: All Other Content
Bisphenol-A (BPA) & Phthalate Free
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 Products4.6(10)$42.90Priority One Thyroid Plus 120 Capsules
Priority One Vitamins4.7(28)$111.10Priority One Thyroid Glandular Capsules
Priority One Vitamins4.8(120)$23.00Priority One Thyroid 65mg 90 Caps
Priority One Vitamins4.8(130)$52.00Priority One Thyroid Plus 60 Capsules
Priority One Vitamins4.9(22)$60.50Thyroid Capsules 300mg Grass-Fed
Priority One Vitamins4.8(45)$116.60Thyroid 300mg
Priority One Vitamins4.7(114)$66.00Priority One Complete One Daily 90 Capsules
Priority One Vitamins5.0(1)$66.00
Where to Buy Locally
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Elisir Life srl
4.8 (6)Vitamin & supplements store
Via Cinquefrondi, 114/116, 00173 Roma RM
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 …
2024138 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 …
202512 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 …
2019379 citationsNutraceutical supplements in the thyroid setting: health benefits beyond basic nutrition
S Benvenga, U Feldt-Rasmussen, D Bonofiglio… - Nutrients, 2019 - mdpi.com
… Concerning the issue of purity, the illegal presence of thyroid hormones in the majority of dietary health supplements marketed for “thyroid support” potentially exposes patients to the …
201977 citations
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Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-09-24. DSLD Label ID: 255630. 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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