Ultimate Thyroid Support
Ultimate Thyroid Support, licence 80042525: active licence in Health Canada data. The French and European references below do not constitute authorisation for sale in France or an assessment of safety or efficacy.
Licensed Natural Health Products Database (LNHPD), Health Canada: licensed products, ingredients, doses, uses and risks, retrieved 27 October 2026.
Contains information licensed under the Open Government Licence – Canada (Health Canada, LNHPD)
Licence du gouvernement ouvert – Canada 2.0 (OGL-Canada 2.0)
Natural health product licensed in Canada
- Other names
- Preferred Nutrition Thyroid Help, Preferred Nutrition Thyroid Support, Preferred Nutrition Ultimate Thyroid Support, Thyroid Aid, Thyroid Support
- Licence holder
- Assured Natural Distribution Inc.
- NPN or DIN-HM
- 80042525
- Status
- Active licence
- Licence date
- 29 May 2013
- Revision date
- 30 November 2017
- Form
- Capsule
- Route of administration
- Orale
- Application type
- Non traditionnelle
If this product were sold in France
- Dose déclarée au-delà d'une limite
Iode: up to 501 µg a day according to the dosing instructions published by Health Canada (3 unités posologiques par jour au plus, pour les adultes), above the maximum dose of 150 µg set in France for a food supplement (2006 Order, not revised since November 2006).
arrêté du 9 mai 2006, annexe III. French orders of 9 May 2006 and 14 November 2006 as published in the Official Journal (maximum daily doses), retrieved 21 October 2026.
A daily quantity is calculated only for an explicit adult oral dosage, stated per day and in a solid unit matching the product form. Ambiguous units, liquids, powders and paediatric doses are not extrapolated. A quantity not calculated is not compared with dose limits. This analysis does not constitute authorisation for sale in France or an assessment of safety or efficacy.
Composition
| Medicinal ingredient and source | Per dosage unit, according to the source | Maximum per day, adult |
|---|---|---|
| Piper nigrum Source : Fruit Extraction ratio : 50:1 Dry plant equivalent : 41650 mcg Potency : 95.0 % Piperine | 833.0 mcg | Not calculated |
| Iode Source : Iodure de potassium | 167.0 mcg | 501 µg |
| Sélénium Source : Sélénométhionine | 15.408 mcg | 46.224 µg |
| Withania somnifera Source : Racine Extraction ratio : 12:1 Dry plant equivalent : 600 mg Potency : 5.0 % Withanolides | 50.0 mg | Not calculated |
| Commiphora wightii Source : Gum oleoresin Extraction ratio : 12:1 Dry plant equivalent : 1200 mg Potency : 2.5 % Guggulsterone | 100.0 mg | Not calculated |
Non-medicinal ingredients
Cellulose, Carbohydrate gum, Stéarate de magnésium, Eau purifiée, Silice
Recommended doses in Canada
| Population | Age | Quantity per serving | Frequency |
|---|---|---|---|
| Adultes | Not specified | 1.0 Capsule | 3.0 Jour(s) |
Uses authorised in Canada
Iodine, Selenium and Vitamin B6 are factors in the maintenance of good health. Iodine helps in the function of the thyroid gland. Vitamin B6 helps the body to metabolize carbohydrates, proteins, and fats. Vitamin B6 helps in tissue formation. Selenium is an antioxidant for the maintenance of good health.
A use authorised in Canada is not an authorised health claim in the European Union. See the health claims register.
Warnings in Canada
- Précautions et mises en garde
Consumption with alcohol, other drugs or natural health products with sedative properties is not recommended. Consult a health care practitioner before use if you have coagulation disorders or are taking anticoagulant or antiplatelet medications. Consult a health care practitioner prior to use if you are following a low protein diet. Consult a health care practitioner if you are taking beta-blockers (e.g. propanolol) or calcium channel blockers (e.g. diltiazem). If taking any other medications or natural health products, consult a health care practitioner prior to use.
- Effets indésirables connus
May cause hypersensitivity/allergy. Discontinue use if gastrointestinal discomfort, digestive problems, headache and/or skin rash appear.
- Contre-indications
Do not use if you are pregnant, breastfeeding, or have internal inflammatory conditions. Only for an adult subpopulation.
Source
Official Health Canada record, licence 80042525
The formula sold in Europe under the same name may differ. This information does not replace advice from a doctor or pharmacist.
List in the official revision dated (register: Licensed Natural Health Products Database (LNHPD), Health Canada: licensed products, ingredients, doses, uses and risks).
List recorded in 2017. Photograph the packaging to check whether it has changed.
Has the product changed? Photograph the packaging.