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Thyroid Plus

product on market Capsule Priority One Nutritional Supplements Safety: 96/100
96/100

This product looks safe

  • Niacin: 52mg is 1.5× the Tolerable Upper Intake Level (35mg)
  • 60% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This profile contains B vitamins, magnesium, and zinc, which are essential cofactors for metabolic function and thyroid hormone synthesis. Research provides strong evidence for the roles of these micronutrients in cellular energy production. However, the overall evidence coverage for this specific formulation is limited.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Niacin: 52mg is 1.5× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for Thyroid Plus
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
60%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

30 mg (2463% DV)
25.0× RDA — above typical dose 76 studies (A:0, B:33)
50 mg (3846% DV)
38.5× RDA — above typical dose 13 studies (A:0, B:1)
52 mg NE (325% DV)
Exceeds UL by 1.5× (UL: 35 mg) 196 studies (A:5, B:63)
40 mg (10% DV)
Within RDA (0.1× RDA) 316 studies (A:8, B:159)
10 mg (91% DV)
Within RDA (0.9× RDA) 263 studies (A:6, B:134)
2 mg (87% DV)
Within RDA (0.9× RDA) 9 studies — no high-quality reviews
Potassium
40 mg (1% DV)
Thyroid
130 mg
Market median: 2000.0mg (63 products)
250 mg
Market median: 500.0mg (223 products) 24 studies (A:0, B:1)

Other Ingredients

Rice Flour Silicon Dioxide Capsule
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

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

Warnings & Precautions

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.

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

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

Keep out of reach of children.

For professional use only.

Formulation Notes

Contains no preservatives.

Non-GMO

Additional Information

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

Bisphenol-A (BPA) & Phthalate Free

GMP Certified

Metadata

Product Details

UPC / SKU8 15354 02139 3
DSLD Entry Date2022-11-22
Product TypeOther Combinations
FormCapsule
BrandPriority One Nutritional Supplements
DSLD ID277417
Data Updated2026-04-11
Research

Research Evidence

100
Research Sources
56
Avg Quality
48
Systematic Review
30
Meta Analysis
13
Rct
6
Clinical Trial
1
Cochrane Review
1
Regulatory Source
B Thiamine for prevention and treatment of Wernicke-Korsakoff Syndrome in people who abuse alcohol
Systematic Review The Cochrane database of systematic reviews 2013 PubMed DOI
B Efficacy of B-vitamins and vitamin D therapy in improving depressive and anxiety disorders: a systematic review of randomized controlled trials
Systematic Review Nutritional neuroscience 2023 PubMed DOI
B Effect of thiamine supplementation on glycaemic outcomes in adults with type 2 diabetes: a systematic review and meta-analysis
Meta Analysis BMJ open 2022 PubMed DOI
B Effect of intravenous thiamine administration on critically ill patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2024 PubMed DOI
B Effect of adjunctive vitamin C, glucocorticoids, and vitamin B1 on longer-term mortality in adults with sepsis or septic shock: a systematic review and a component network meta-analysis
Systematic Review Intensive care medicine 2022 PubMed DOI
B Effect of Combined Diclofenac and B Vitamins (Thiamine, Pyridoxine, and Cyanocobalamin) for Low Back Pain Management: Systematic Review and Meta-analysis
Meta Analysis Pain medicine (Malden, Mass.) 2020 PubMed DOI
B Thiamine, Ascorbic Acid, and Hydrocortisone As a Metabolic Resuscitation Cocktail in Sepsis: A Meta-Analysis of Randomized Controlled Trials With Trial Sequential Analysis
Meta Analysis Critical care medicine 2021 PubMed DOI
B The effects of thiamine supplementation on patients with heart failure: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Complementary therapies in medicine 2022 PubMed DOI
B Hydrocortisone Combined with Vitamin C and Thiamine in the Treatment of Sepsis/Septic Shock: A Systematic Review with Meta-Analysis and Trial Sequential Analysis
Meta Analysis Clinical and investigative medicine. Medecine clinique et experimentale 2023 PubMed DOI
B Thiamine for Wernicke-Korsakoff Syndrome in people at risk from alcohol abuse
Systematic Review The Cochrane database of systematic reviews 2004 PubMed
View all evidence for Thiamine →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.