Thyroid Strength

product on market Tablet or Pill MegaFood 🟢 Safety: 100/100
Brand: MegaFood
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 75% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

2 Tablet(s) Serving Size
45 Servings
Botanical with Nutrients Product Type
75% Evidence Coverage

Supplement Facts — Evidence Check

150 mcg (100% DV)
✅ Within RDA (1.0× RDA of 0.15 mg) 📚 243 studies (Tier A: 4, B: 133)
RDA 0.15mg This product: 0.15mg UL 1.1mg
8 mg (73% DV)
✅ Within RDA (0.7× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 8mg UL 40mg
70 mcg (127% DV)
✅ 1.3× RDA — within safe limits 📚 172 studies (Tier A: 0, B: 67)
RDA 0.055mg This product: 0.07mg UL 0.4mg
0.35 mg (39% DV)
✅ Within RDA (0.4× RDA of 0.9 mg) 📚 36 studies (Tier A: 0, B: 11)
RDA 0.9mg This product: 0.35mg UL 10mg
300 mg
📊 Market median: 500.0mg (223 products) 📚 22 studies (Tier A: 0, B: 1)
This product: 300mg
250 mg
📊 Market median: 500.0mg (138 products) 📚 2 studies — no high-quality reviews
This product: 250mg
250 mg
📊 Market median: 450.0mg (502 products) 📚 28 studies (Tier A: 0, B: 8)
This product: 250mg
Coleus forskohlii Root Extract
150 mg

Other Ingredients

Microcrystalline Cellulose Brown Rice Rice Protein Autolyzed Yeast Extract Yeast Hypromellose Silicon Dioxide Stearic Acid Guar Gum

Label Claims — Verification

❓ Nutrient
❓ All Other
❓ Structure/Function
All Other (98% of products) Structure/Function (74% of products) Nutrient (53% of products)

Target Groups

Vegetarian Adult (18 - 50 Years) Kosher Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested Use: 2 tablets daily with a beverage. May be taken anytime throughout the day, even on an empty stomach.

⚠️ Warnings & Precautions

If pregnant, nursing, or you have a health condition, consult your healthcare practitioner before taking this product.

Keep out of reach of children.

🧪 Formulation Notes

Vegetarian

Certified NSF Gluten-Free Dairy Free Soy Free Tested 125+ Pesticides & Herbicides Glyphosate Residue Free detoxfreeproject.org

OK (Kosher)

Maintains Healthy Thyroid Balance & Function

MegaFood Thyroid Strength combines thyroid supporting iodine, zinc, selenium, and copper, along with L-tyrosine, to help nourish a healthy thyroid. Sensoril ashwagandha and other herbal extracts support healthy energy levels, mental cognition, and lipid profile. This MegaFood product is made with wholesome nutritional yeast, carefully selected herbs and added nutrients.

Satisfaction guaranteed or your money back.

Additional Information

To learn about our seals, please visit megafood.com/standards.

Vegetarian Certified NSF Gluten-Free Tested 125+ Pesticides & Herbicides OK (Kosher) Glyphosate Residue Free detoxfreeproject.org Certified B Corporation

We believe that the most nutritious food comes from healthy soils and valued farmers. Our goal is to work with farmers who share our commitment to organic and regenerative agriculture. megafood.com/farmers.

Store tightly sealed in a cool place and avoid exposure to moisture. Once open, consume within three months.

Product Details

UPC / SKU 0 51494 20029 2
DSLD Entry Date 2025-04-24
Product Type Botanical with Nutrients
Form Tablet or Pill
Brand MegaFood
DSLD ID 327581
Data Updated 2026-04-11

Research Evidence

292 Research Sources
57 Avg Quality Score
160 Meta Analysis
70 Systematic Review
36 Rct
8 Cochrane Review
8 Clinical Trial
3 Regulatory Source
2 Narrative Review
2 Other
1 Guideline
1 Openfda Safety
A Umbilical cord antiseptics for preventing sepsis and death among newborns
Meta Analysis The Cochrane database of systematic reviews 2026
PubMed DOI
A Food fortification with multiple micronutrients: impact on health outcomes in general population
Meta Analysis The Cochrane database of systematic reviews 2019
PubMed DOI
A Interventions for cutaneous molluscum contagiosum
Meta Analysis The Cochrane database of systematic reviews 2017
PubMed DOI
A Chlorhexidine vs Povidone-Iodine and Incidence of Catheter-Related Infections: A Systematic Review and Meta-Analysis
Meta Analysis JAMA network open 2026
PubMed DOI
B Radioiodine Remnant Ablation for Differentiated Thyroid Cancer: A Systematic Review and Meta-analysis
Meta Analysis JAMA otolaryngology-- head & neck surgery 2021
PubMed DOI
B Risk of primary breast cancer in patients with differentiated thyroid cancer undergoing radioactive iodine therapy: a systematic review and meta-analysis
Meta Analysis European journal of nuclear medicine and molecular imaging 2022
PubMed DOI
B Alcoholic chlorhexidine skin preparation or triclosan-coated sutures to reduce surgical site infection: a systematic review and meta-analysis of high-quality randomised controlled trials
Meta Analysis The Lancet. Infectious diseases 2022
PubMed DOI
B Oral hygiene care for critically ill patients to prevent ventilator-associated pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013
PubMed DOI
B Interventions for ingrowing toenails
Meta Analysis The Cochrane database of systematic reviews 2012
PubMed DOI
B Interventions for the management of malignant pleural effusions: a network meta-analysis
Systematic Review The Cochrane database of systematic reviews 2016
PubMed DOI
View all evidence for Iodine →

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