Health Canada
Santé Canada
STATUS DECISION OF CONTROLLED
AND NON-CONTROLLED SUBSTANCE(S)
Substance: Raw Thyroid
Based on the current information available to the Office of Controlled Substances, it appears that
the above substance is:
Controlled
Not Controlled
☐
X
under the schedules of the Controlled Drugs and Substances Act (CDSA) for the following
reason(s):

The substances in this product are not structurally similar to any of the substances
included in the CDSA.
Prepared by: _______________________________________
Vincent Marleau
Date: _______________
Verified by:
Date: ________________
_______________________________________
Mark Kozlowski
Approved by: _______________________________________
Date: ________________
DIRECTOR, OFFICE OF CONTROLLED SUBSTANCES
This status was requested by: Ryan Schmidt, CBSA Boissevain
Drug Status Report
Drug: Raw Thyroid
Drug Name Status: Raw Thyroid is the product name.
Canadian Status: Raw Thyroid is a supplement marketed by Ultra Entreprises and sold as a
natural product. The product is claimed to contain the following ingredients:
Raw Thyroid Tissue
Microcrystalline cellulose
Croscarmellose sodium
Magnesium stearate
Raw thyroid tissue
Raw thyroid tissue is claimed to be used as an alternative to synthetic thyroid hormone
replacement medication and is not structurally similar to any of the substances listed in the
CDSA.
Microcrystalline cellulose
The substance is purified and partially depolymerized cellulose1 and is commonly used in food
preparations as a preservative and stabilizer2. Microcrystalline cellulose is not structurally similar
to any of those listed in the CDSA.
Croscarmellose sodium
Carboxymethyl cellulose
The substance crosslinked carboxymethyl cellulose and is an emulsifying agent commonly used
in foods3 and is not structurally similar to any of those listed in the CDSA.
Magnesium stearate was previously reviewed and is not controlled under the CDSA.
Raw Thyroid is claimed to contain raw thyroid tissue, microcrystalline cellulose, croscarmellose
sodium and magnesium stearate. None of these substances are structurally similar to those listed
in the CDSA and therefore Raw Thyroid is not considered to be controlled product.
Recommendation: The ingredients in Raw Thyroid are not included in the Schedules to the
CDSA and are not controlled substances.
Date: October 1st, 2013.
1
Food Chemicals Codex. (1981) Third Edition, National Academy Press, Washington. Pp 79-81.
United States Department of Agriculture (2001) NOSB TAP Review. Pp 1-17.
3
http://www.hc-sc.gc.ca/fn-an/securit/addit/list/4-emulsif-eng.php
2