Natural health product · NPN 80007353
Thyrocsin
Yes: licensed in Canada
The product licence is active. Whether the product is actually on the market is a separate, voluntary notice; the official record shows it.
Licence status Active; licensed September 2, 2008; licence last revised February 5, 2026.
- Natural Product Number (NPN)
- 80007353
- Licence holder
- Thorne Research, Inc.Dover, Idaho, United States
- Dosage form
- Capsule
- Route
- Oral
- Licensing route
- Non-Traditional
- First licensed
- September 2, 2008
- Licence last revised
- February 5, 2026
Also sold as
Other product names on the same licence.
- Thyroid Health Complex
- Thyroid Health Complex with Iodine and Selenium
Medicinal ingredients
Per dosage unit, as licensed.
| Ingredient | Amount | Source and potency |
|---|---|---|
| Withania somnifera | 45 mg | Root; 15:1 extract; equivalent to 675 mg dried herb |
| Selenium | 50 mcg | L-Selenomethionine |
| Vitamin E | 33.5 mg ate | d-a-Tocopheryl succinate; 50 IU |
| Vitamin C | 100 mg | Ascorbic acid |
| L-Tyrosine | 250 mg | 2-amino-3-(4-hydroxyphenyl)propionic acid |
| L-Tyrosine | 250 mg | Poultry feathers |
| Iodine | 112.5 mcg | Potassium iodide |
| Zinc | 2.5 mg | Zinc bisglycinate |
| Vitamin B12 | 50 mcg | Methylcobalamin |
| Copper | 250 mcg | Copper (II) bisglycinate |
What it is licensed for
The licence’s own wording. Directions, doses, cautions and warnings are on the official record and the label.
- Promotes normal function of the thyroid gland and improves antioxidant activity.
Non-medicinal ingredients
L-leucine; Silicon dioxide; Hypromellose