Thorne Thyrocsin
vs
Metagenics ChondroCare
Supplement Comparison

  • Zinc: same total amount on both labels
  • Selenium: same total amount on both labels
  • Copper: same total amount on both labels
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 24 nutrients compared
Bar chart: per-serving label amounts and listed forms for Thorne Thyrocsin vs Metagenics ChondroCare.

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Frequently asked questions

Which active ingredients does Thorne Thyrocsin have?

  • Vitamin C appears as Ascorbic Acid
  • Vitamin E appears as d-Alpha Tocopherol
  • Vitamin B12 (Cobalamin) appears as Methylcobalamin
  • Iodine appears as Potassium Iodide
  • Zinc appears as TRAACS Zinc Bisglycinate (Albion)
  • Selenium appears as L-Selenomethionine
  • Copper appears as TRAACS Copper Bisglycinate (Albion)
  • L-Tyrosine
  • Ashwagandha appears as KSM-66 Ashwagandha

Which active ingredients does Metagenics ChondroCare have?

  • Zinc appears as Zinc Citrate
  • Selenium appears as L-Selenomethionine
  • Copper appears as Copper Citrate
  • Manganese appears as Manganese Citrate
  • Potassium appears as Potassium from D-Glucosamine Sulfate Potassium Chloride
  • Methylsulfonylmethane (MSM)
  • Glucosamine Sulfate appears as D-Glucosamine Sulfate Potassium Chloride
  • Chondroitin Sulfate

Which categories do Thorne Thyrocsin and Metagenics ChondroCare belong to?

  • Hormone Support Formula
  • Joint Formula

What health concerns do Thorne Thyrocsin and Metagenics ChondroCare address?

  • Thyroid Support
  • Energy & Metabolism
  • Joint & Bone Health

Which product has a higher amount of Zinc per serving?

  • Both products list the same total amount of Zinc per serving

Which product has a higher amount of Selenium per serving?

  • Both products list the same total amount of Selenium per serving

Which product has a higher amount of Copper per serving?

  • Both products list the same total amount of Copper per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Thorne Thyrocsin: 2 capsules
    • Metagenics ChondroCare: 2 tablets
  • Vitamin C
    • This supplement has 200 mg
    • Recommended Dietary Allowance in men: 90 mg
    • Recommended Dietary Allowance in women: 75 mg
    • Tolerable Upper Intake Level: 2000 mg
  • Vitamin E
    • This supplement has 67 mg
    • Recommended Dietary Allowance in men: 15 mg
    • Recommended Dietary Allowance in women: 15 mg
    • Tolerable Upper Intake Level: 1000 mg
  • Vitamin B12 (Cobalamin)
    • This supplement has 100 mcg
    • Recommended Dietary Allowance in men: 2.4 mcg
    • Recommended Dietary Allowance in women: 2.4 mcg
    • Tolerable Upper Intake Level: Not established
  • Iodine
    • This supplement has 225 mcg
    • Recommended Dietary Allowance in men: 150 mcg
    • Recommended Dietary Allowance in women: 150 mcg
    • Tolerable Upper Intake Level: 1100 mcg
  • Zinc
    • This supplement has 5 mg
    • Recommended Dietary Allowance in men: 11 mg
    • Recommended Dietary Allowance in women: 8 mg
    • Tolerable Upper Intake Level: 40 mg
  • Selenium
    • This supplement has 100 mcg
    • Recommended Dietary Allowance in men: 55 mcg
    • Recommended Dietary Allowance in women: 55 mcg
    • Tolerable Upper Intake Level: 400 mcg
  • Zinc
    • This supplement has 5 mg
    • Recommended Dietary Allowance in men: 11 mg
    • Recommended Dietary Allowance in women: 8 mg
    • Tolerable Upper Intake Level: 40 mg
  • Selenium
    • This supplement has 100 mcg
    • Recommended Dietary Allowance in men: 55 mcg
    • Recommended Dietary Allowance in women: 55 mcg
    • Tolerable Upper Intake Level: 400 mcg
  • Copper
    • This supplement has 0.5 mg
    • Recommended Dietary Allowance in men: 0.9 mg
    • Recommended Dietary Allowance in women: 0.9 mg
    • Tolerable Upper Intake Level: 10 mg
  • Manganese
    • This supplement has 0.5 mg
    • Adequate Intake in men: 2.3 mg
    • Adequate Intake in women: 1.8 mg
    • Tolerable Upper Intake Level: 11 mg
  • Potassium
    • This supplement has 80 mg
    • Adequate Intake in men: 3400 mg
    • Adequate Intake in women: 2600 mg
    • Tolerable Upper Intake Level: Not established

Last updated: February 10, 2026

  • Sources & Methodology: Nutrient data and forms are taken directly from Supplement Facts labels. Reviewed and standardized by the VIOscan Research Team. Learn more on the Methodology page.
  • We show the Recommended Dietary Allowance (RDA) when available. If no RDA exists, we show the Adequate Intake (AI). Tolerable Upper Intake Levels (UL) are used for upper limits. Unless otherwise noted, RDAs shown correspond to healthy adults aged 19–50 years and are sex-specific. Separate values exist for 51–70 years and >70 years, and pregnancy and lactation are excluded. All values come from the Dietary Reference Intakes (DRIs) published by the National Academies of Sciences, Engineering, and Medicine (NASEM), Food and Nutrition Board (FNB).
  • Transparency: We’re funded by our users. We don’t have sponsors or affiliate links, and we don’t sell supplements.
  • Editorial standards: we provide independent, impartial and objective data analysis.
  • This analysis is for educational purposes only. It is not a substitute for medical advice.
  • Questions? Read our Frequently Asked Questions or contact us, we’re here to help.
  • See an error? Report it through our Contact page.
  • Author: VIOscan Research Team