Thyrocsin™, Thyroid Cofactors, 120 Capsules
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Vitamin C (as Ascorbic Acid) | 200 mg | 222% |
| Vitamin E (as d-Alpha Tocopheryl) | 67 mg | 447% |
| Vitamin B12 (as Methylcobalamin) | 100 mcg | 4,167% |
| Iodine (as Potassium Iodide) | 225 mcg | 150% |
| Zinc (as TRAACS® Zinc Bisglycinate Chelate)† | 5 mg | 45% |
| Selenium (as L-Selenomethionine) | 100 mcg | 182% |
| Copper (as TRAACS® Copper Bisglycinate Chelate)† | 500 mcg | 56% |
| L-Tyrosine | 500 mg | * |
| Ashwagandha extract (KSM-66)†† (root) (Withania somnifera) | 90 mg | * |
Bioavailability Excellent
Absorption Rating
- Vitamin C (as Ascorbic Acid) Fair
- Vitamin E (as d-Alpha Tocopheryl) Good
- Vitamin B12 (as Methylcobalamin) Good
- Iodine (as Potassium Iodide) Good
- Zinc (as TRAACS® Zinc Bisglycinate Chelate)† Good
- Selenium (as L-Selenomethionine) Good
- Copper (as TRAACS® Copper Bisglycinate Chelate)† Good
- L-Tyrosine Good
- Ashwagandha extract (KSM-66)†† (root) (Withania somnifera) Good
Other Ingredients Excellent
Fillers & Additives
- Hypromellose (Derived from Cellulose) Capsule
- Leucine
- Silicon Dioxide
Efficacy Very Good
Dosage Analysis
- Vitamin C (as Ascorbic Acid) 200 mg Effective
- Vitamin E (as d-Alpha Tocopheryl) 67 mg Effective
- Vitamin B12 (as Methylcobalamin) 100 mcg Effective
- Iodine (as Potassium Iodide) 225 mcg Effective
- Zinc (as TRAACS® Zinc Bisglycinate Chelate)† 5 mg Under-dosed
- Selenium (as L-Selenomethionine) 100 mcg Effective
- Copper (as TRAACS® Copper Bisglycinate Chelate)† 500 mcg Effective
- L-Tyrosine 500 mg Effective
- Ashwagandha extract (KSM-66)†† (root) (Withania somnifera) 90 mg Under-dosed
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| Vitamin C (as Ascorbic Acid) | 200 mg | 222% |
| Vitamin E (as d-Alpha Tocopheryl) | 67 mg | 447% |
| Vitamin B12 (as Methylcobalamin) | 100 mcg | 4,167% |
| Iodine (as Potassium Iodide) | 225 mcg | 150% |
| Zinc (as TRAACS® Zinc Bisglycinate Chelate)† | 5 mg | 45% |
| Selenium (as L-Selenomethionine) | 100 mcg | 182% |
| Copper (as TRAACS® Copper Bisglycinate Chelate)† | 500 mcg | 56% |
| L-Tyrosine | 500 mg | * |
| Ashwagandha extract (KSM-66)†† (root) (Withania somnifera) | 90 mg | * |
Other Ingredients
Price Comparison
Price History
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Certifications
4 certifications
Transparency
4 claims
Is Thorne Thyrocsin™, Thyroid Cofactors a good supplement?
Thorne Thyrocsin™, Thyroid Cofactors, 120 Capsules received a product quality score of 92/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 9 active ingredients with 60 servings per container. All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Thorne, holds a brand trust score of 90/100 with 4 verified certifications including Consumerlab, Nsf Certified For Sport, Nsf Gmp, Fda Gmp Inspections.
What are the ingredients in Thorne Thyrocsin™, Thyroid Cofactors?
Thorne Thyrocsin™, Thyroid Cofactors contains 9 active ingredients: Vitamin C (as Ascorbic Acid) (200 mg), Vitamin E (as d-Alpha Tocopheryl) (67 mg), Vitamin B12 (as Methylcobalamin) (100 mcg), Iodine (as Potassium Iodide) (225 mcg), Zinc (as TRAACS® Zinc Bisglycinate Chelate)† (5 mg), Selenium (as L-Selenomethionine) (100 mcg), and 3 more. Notable high-dose ingredients include Vitamin C at 222% DV, Vitamin E at 447% DV, Vitamin B12 at 4,167% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is Thorne Thyrocsin™, Thyroid Cofactors safe to take?
Thorne Thyrocsin™, Thyroid Cofactors, 120 Capsules has been analyzed for ingredient safety across all its components. All 3 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.
Is Thorne a trustworthy supplement brand?
Thorne receives a brand trust score of 90/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1984 and headquartered in New York, NY, United States, the company offers 161 products in their lineup. They hold 4 verified certifications including Consumerlab, Nsf Certified For Sport, Nsf Gmp, Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Thorne has 2 historical regulatory incidents on record, which are factored into the trust score.
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