Michael's Health Thyroid Factors, 90 Vegan Capsules supplement bottle
Michael's Health

Thyroid Factors, 90 Vegan Capsules

What We Researched
5 active ingredients analyzed · 2 inactive ingredients decoded · 2 retailers compared · Last updated: Mar 2026
91
Product Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin B6 (as Pyridoxine Hydrochloride) 75 mg 4,412%
Iodine (from Kelp) 225 mcg 150%
Manganese (as Manganese Amino Acid Chelate) 11 mg 478%
Chromium (as Chromium Polynicotinate) 300 mg 857%
Proprietary Blend (Gentian Root (Gentiana lutea), Irish Moss (Whole Plant) (Chondrus crispus) and L-Tyrosine 600 mg *
Bioavailability Very Good

Absorption Rating

  • Vitamin B6 (as Pyridoxine Hydrochloride) Fair
  • Iodine (from Kelp) Good
  • Manganese (as Manganese Amino Acid Chelate) Good
  • Chromium (as Chromium Polynicotinate) Good
  • Proprietary Blend (Gentian Root (Gentiana lutea), Irish Moss (Whole Plant) (Chondrus crispus) and L-Tyrosine Fair
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Hypromellose (capsule) and leucine
Efficacy Very Good

Dosage Analysis

  • Vitamin B6 (as Pyridoxine Hydrochloride) 75 mg Effective
  • Iodine (from Kelp) 225 mcg Effective
  • Manganese (as Manganese Amino Acid Chelate) 11 mg High
  • Chromium (as Chromium Polynicotinate) 300 mg High

Supplement Facts

Ingredient Amount % Daily Value
Vitamin B6 (as Pyridoxine Hydrochloride) 75 mg 4,412%
Iodine (from Kelp) 225 mcg 150%
Manganese (as Manganese Amino Acid Chelate) 11 mg 478%
Chromium (as Chromium Polynicotinate) 300 mg 857%
Proprietary Blend (Gentian Root (Gentiana lutea), Irish Moss (Whole Plant) (Chondrus crispus) and L-Tyrosine 600 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Hypromellose (capsule) and leucine Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$25$24$23$22$21 Mar 12 $23.00
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Michael's Health

Founded 1984 · San Antonio, Texas, USA · 85 products · michaelshealth.com/

Transparency

1 claim

Violation History

1 incident
Recall Cholesterol Metabolism Factors™2016-06-23Source
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Frequently Asked Questions
Is Michael's Health Thyroid Factors, 90 Vegan Capsules a good supplement?

Michael's Health Thyroid Factors, 90 Vegan Capsules received a product quality score of 91/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 5 active ingredients Of the 2 inactive ingredients, 1 are rated safe and 0 are flagged for review.

What are the ingredients in Michael's Health Thyroid Factors, 90 Vegan Capsules?

Michael's Health Thyroid Factors, 90 Vegan Capsules contains 5 active ingredients: Vitamin B6 (as Pyridoxine Hydrochloride) (75 mg), Iodine (from Kelp) (225 mcg), Manganese (as Manganese Amino Acid Chelate) (11 mg), Chromium (as Chromium Polynicotinate) (300 mg), Proprietary Blend (Gentian Root (Gentiana lutea), Irish Moss (Whole Plant) (Chondrus crispus) and L-Tyrosine (600 mg). Notable high-dose ingredients include Vitamin B6 at 4,412% DV, Manganese at 478% DV, Chromium at 857% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Michael's Health Thyroid Factors, 90 Vegan Capsules safe to take?

Michael's Health Thyroid Factors, 90 Vegan Capsules has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.