Skip to main content
Catalog/Thyroid Health Complex
Thyroid Health Complex — image 1 of 7

Thyroid Health Complex

ThorneA-
💊Capsule
🦋Thyroid⚡Energy🔥Metabolism
🛡️NSF Certified🏭GMP📊Clinical Evidence⭐High Bioavailability

A comprehensive blend of nutrients and botanicals for supporting healthy thyroid function* Thyroid Health Complex provides vegetarian thyroid cofactors that support healthy metabolism.*

Want to track Thyroid Health Complex?
Download Formulate free to build your stack, log daily intake, and get personalized feedback — no account required to browse scores.
Download Free

Overview

A comprehensive blend of nutrients and botanicals for supporting healthy thyroid function* Thyroid Health Complex provides vegetarian thyroid cofactors that support healthy metabolism.*

Warnings

ALLERGY WARNING This product is contraindicated in an individual with a history of hypersensitivity to any of its ingredients. Iodine may occasionally cause an allergic reaction in some individuals. PREGNANCY WARNING If pregnant, nursing, or trying to conceive, do not use this product. INTERACTIONS Tyrosine is contraindicated in individuals taking an MAO inhibitor antidepressant medication.

Active Ingredients

2× DAILYAmounts shown are the daily total. Take 2 capsules two times daily or as recommended by your health-care professional.
Iodine↗
Potassium Iodide
450mcg
2× 225mcg/serving
300% DV
OPTIMALHIGH BIO
L-Tyrosine↗
1g
2× 500mg/serving
80% TR
OPTIMALHIGH BIO
Vitamin B12↗
Methylcobalamin
200mcg
2× 100mcg/serving
8333% DV
OPTIMALHIGH BIO
Vitamin C↗
Ascorbic Acid
400mg
2× 200mg/serving
444% DV
OPTIMALGOOD
Vitamin E↗
d-Alpha Tocopheryl
134mg
2× 67mg/serving
893% DV
OPTIMALGOOD
Zinc↗
Bisglycinate Chelate
10mg
2× 5mg/serving
91% DV
OPTIMALHIGH BIO
Ashwagandha Extract↗
Withania somnifera
180mg
2× 90mg/serving
40% TR
BELOW RDAGOOD
Copper↗
Citrate
1000mcg
2× 500mcg/serving
111% DV
OPTIMALGOOD
Selenium↗
Selenomethionine
200mcg
2× 100mcg/serving
364% DV
OPTIMALGOOD

Other Ingredients

Hypromellose (derived from cellulose) capsule, Leucine, Silicon Dioxide

Product Info

Serving Size
2 Capsules
Servings
120
Price
$40.00
Per Serving
$0.33
Form
capsule

Where to Buy

Official WebsiteAmazon

Links may contain affiliate partnerships. See our disclosure for details.

Certifications

NSF CertifiedGluten FreeDairy FreeSoy FreeVegetarianThorne VerifiedNatural FlavorsNatural ColorsGMP Certified

Score Breakdown

Evidence Quality
25%97
•7 Grade A, 2 Grade B ingredients
•Evidence grades: A(7), B(2)
•2 ingredient(s) have Grade B evidence - all A's would score higher
Dose Adequacy
20%88
•Optimal: L-Tyrosine, Copper (Citrate), Iodine (as Potassium Iodide), Vitamin C (as Ascorbic Acid), Vitamin B12 (as Methylcobalamin) (+3 more)
•Below RDA: Ashwagandha Extract (Withania somnifera)
•Reference coverage: 100%
•Look for products with higher doses of Ashwagandha Extract (Withania somnifera)
Form/Bioavailability
20%90
•3 high bioavailability: L-Tyrosine (standard), Iodine (Potassium Iodide), Vitamin B12 (Methylcobalamin)
•6 good: Copper (standard), Vitamin C (Ascorbic Acid), Selenium (standard)
•Excellent form quality - premium bioavailable forms
Transparency
10%100
•Full disclosure - all doses labeled
Safety/Redundancy
10%71
•DANGER: tyrosine + MAOIs — Hypertensive crisis (severe blood pressure spike)
•Drug interactions: Blood thinners, Thyroid medications, Aluminum-containing antacids
•Contraindications: MAOIs, High selenium status, Hyperthyroidism
•May interact with: Blood thinners, Thyroid medications
•Consult healthcare provider if taking medications
•Review if you have: MAOIs, High selenium status
Manufacturing Quality
10%80
•Third-party testing verified
•Certifications: Third-party tested, NSF Certified, GMP Certified
•NSF Certified for Sport offers even stricter testing standards
•Missing: NSF Certified for Sport, USP Verified
Overall Score88/100

Related Resources

Interactions
Check Thyroid drug interactions
Free public checker — 100+ curated supplement ↔ drug pairs.
Methodology
How Formulate scores supplements
The 6-component rubric behind every score on this site.
← Back to catalog