Thyroid Health Complex (formerly Thyrocsin)
Scored by the Formulate Research Team · Last reviewed May 2026
Overview: Thorne Thyroid Health Complex (formerly Thyrocsin)
A comprehensive blend of nutrients and botanicals for supporting healthy thyroid function* Thyroid Health Complex provides vegetarian thyroid cofactors that support healthy metabolism.*
Score Breakdown
Formulate scores every product across six weighted dimensions. Each dimension is graded independently — hover or tap to see what drove each component.
Ingredients per Serving
| Ingredient | Amount |
|---|---|
| IodinePotassium Iodide | 450 mcg |
| L-Tyrosine | 1000 mg |
| Vitamin B12Methylcobalamin | 200 mcg |
| Vitamin CAscorbic Acid | 400 mg |
| Vitamin Ed-Alpha Tocopheryl | 134 mg |
| ZincBisglycinate Chelate | 10 mg |
| Ashwagandha ExtractWithania somnifera | 180 mg |
| CopperCitrate | 1000 mcg |
| SeleniumSelenomethionine | 200 mcg |
Certifications & Testing
Other Ingredients
Hypromellose (derived from cellulose) capsule, Leucine, Silicon Dioxide
Recommended Use
Take 2 capsules two times daily or as recommended by your health-care professional.
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.
Frequently Asked Questions
What is Thorne Thyroid Health Complex (formerly Thyrocsin)'s Formulate score?
Thorne Thyroid Health Complex (formerly Thyrocsin) scores 94 out of 100 (grade A) on Formulate's ingredient-level rubric, which weighs evidence quality, dose accuracy, bioavailability, transparency, safety, and manufacturing practices.
Is Thorne Thyroid Health Complex (formerly Thyrocsin) worth it?
Thorne Thyroid Health Complex (formerly Thyrocsin) scores 94/100 (grade A). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Thorne Thyroid Health Complex (formerly Thyrocsin)?
Each serving contains Iodine (450 mcg), L-Tyrosine (1000 mg), Vitamin B12 (200 mcg), Vitamin C (400 mg), and more. Serving size: 2 Capsules. 60 servings per container.
How do I take thyroid health complex (formerly thyrocsin)?
Take 2 capsules two times daily or as recommended by your health-care professional.
Who makes Thyroid Health Complex (formerly Thyrocsin)?
Thyroid Health Complex (formerly Thyrocsin) is made by Thorne. See Formulate's full grade and product lineup for Thorne on its brand page.
Is Thorne Thyroid Health Complex (formerly Thyrocsin) third-party tested?
Thorne lists the following certifications and testing for this product: NSF Certified, Gluten Free, Dairy Free, Soy Free, Vegetarian, Thorne Verified, Natural Flavors, Natural Colors, GMP Certified.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.