Peptide LibraryThyreogen
Thyreogen is a khavinson peptide bioregulator. The Khavinson bioregulator hypothesis holds that short peptides extracted from a given tissue act preferentially on that same tissue, with proposed effects on gene expression and protein synthesis. Most supporting work comes from a single research group, is published largely in Russian-language journals, and has not been independently replicated in controlled human trials.
For research use only.
Key Facts
- CAS
- —
- Molecular Weight (MW)
- —
- Half-life
- —
- FDA status
- Not Approved
- Evidence level
- Insufficient Evidence
- Human dose established
- No
- Administration Route
- Not established in humans
- Frequency
- Not established in humans
- Last updated
- Nov 7, 2026
- Reviewed
- Nov 7, 2026
Vendor price snapshot
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- Vendors listing this peptide
- 1
- Listed offers
- 2
- Price per mg
- —
Research summary
Peptide preparation derived from thyroid tissue and marketed as a tissue-specific bioregulator in the Khavinson tradition. Not FDA-approved for any indication. No study of Thyreogen itself is indexed in PubMed, controlled or otherwise; the studies cited here are class-level work on short peptide bioregulators.
Research evidence
- Regulatory review (FDA label)None in reviewed sources
- Controlled human trialsNone in reviewed sources
- Early or uncontrolled human studiesNone in reviewed sources
- Lab & animal studiesNone in reviewed sources
How it works
Each step shows whether the sources Peptide Library has reviewed include that kind of research. Counts are reviewed sources, not every study ever published. Reviews and programme summaries that describe human use are shown as "reported", not as trials, and registered trials without published results are listed but not counted. A higher step means research has progressed further; it does not mean a compound works better or is safer. Compounds whose evidence has not been reviewed yet show "Not reviewed" instead of a guess.
Peptide Library's Thyreogen profile summarises 5 cited studies listed in the Science section, the compound's regulatory status, and research-protocol parameters reported for it. It is a research reference, not medical advice.
Thyreogen dosage: no established human dose
Thyreogen has no established human dosage. It is sold as capsules described as a thyroid peptide bioregulator from the Khavinson school. No trial of it is registered on ClinicalTrials.gov, and no study of Thyreogen itself is indexed in PubMed. The closest indexed human report concerns Thyramin, a different thyroid bioregulator product, and its abstract gives no dose.
No established human dosage.
Human clinical evidence: None identified.
Preclinical research: Thyreogen is marketed as a peptide complex from thyroid tissue, sold as an oral capsule. No human, animal or cell study of this product is indexed in PubMed. The one related human report is about Thyramin, another thyroid product from the same research school, and its indexed abstract states no dose, route or outcome. Nothing here establishes a human dose, route or interval for Thyreogen.
Animal dosing is not converted into a human dose anywhere on this page. Where research figures appear below, they are reported as studied, not recommended.
| Human dosing established | No |
|---|---|
| Route | Not established in humans |
| Evidence level | Insufficient Evidence |
| Last reviewed | 2026-11-07 |
Preclinical and analog research
Not human dosing evidence. Listed for completeness and never extrapolated to a human dose.
| Study / context | Population | Dose | Route | Frequency | Duration | Outcome studied | Source |
|---|---|---|---|---|---|---|---|
| Related thyroid bioregulator (analog) — Thyramin in residents of the Magadan Region (2005)Clinical trial · Clinical report on a different thyroid preparation (analog evidence), Russian-language publicationStudied an analog, not Thyreogen itself | Residents of the Magadan Region with reduced thyroid function (n not stated in the indexed abstract) | Not stated in the indexed abstract | Not stated in the indexed abstract | — | — | Not reported in the indexed abstract, which describes only the background and the product | [Peptide bioregulator efficacy in the correction of reduced thyroid gland function in the residents of Magadan Region]. Adv Gerontol. 2005. |
Where sources disagree
- Daily capsule protocols for Thyreogen are published by sellers. No registered trial or indexed study reports a dose for it.
- Thyramin and Thyreogen are different products. Findings for one are not evidence for the other, and the Thyramin abstract reports no figures.
- Thyreogen is not a thyroid hormone and is not a substitute for thyroid medicine.
Science
Mechanism of Action
The Khavinson bioregulator hypothesis holds that short peptides extracted from a given tissue act preferentially on that same tissue, with proposed effects on gene expression and protein synthesis. Most supporting work comes from a single research group, is published largely in Russian-language journals, and has not been independently replicated in controlled human trials. Claims specific to the thyroid preparation should be read as marketing rather than established pharmacology.
Studies
- Peptides and Ageing (class-level)
- Tissue-specific effects of peptides (class-level)
- Peptide bioregulation of aging: results and prospects (class-level evidence)
- Mechanisms underlying geroprotective effects of peptides (class-level evidence)
- Epigenetic mechanisms of peptide-driven regulation and neuroprotective protein FKBP1b (class-level evidence)
Regulatory & research status
Thyreogen is not an FDA-approved product. It is sold for laboratory research and has no approved medical use.
| FDA status | Not Approved |
|---|---|
| Research status | Research-only compound; no approval pathway listed |
| Availability | Research-Only |
| WADA (sport) | Unknown / Not Listed |
| Library classification | Research-Only |
How FDA approval, compounding and research-only status differ
Benefits
—
Thyreogen side effects
No side effects listed yet for this entry.
Storage & stability
This compound is not supplied as a powder to be mixed, so the freeze-dried powder and reconstitution handling described for research peptides does not apply. Storage conditions are product-specific: follow the label or packaging of the product itself.
Thyreogen: frequently asked questions
What is Thyreogen?
Peptide preparation derived from thyroid tissue and marketed as a tissue-specific bioregulator in the Khavinson tradition. Not FDA-approved for any indication. No study of Thyreogen itself is indexed in PubMed, controlled or otherwise; the studies cited here are class-level work on short peptide bioregulators.
How does Thyreogen work?
The Khavinson bioregulator hypothesis holds that short peptides extracted from a given tissue act preferentially on that same tissue, with proposed effects on gene expression and protein synthesis. Most supporting work comes from a single research group, is published largely in Russian-language journals, and has not been independently replicated in controlled human trials.
Is Thyreogen FDA approved?
No. Thyreogen is not approved by the FDA for any indication and is categorised as research-only. It has not been reviewed for safety or efficacy as a medicine, and published research should be read as investigation rather than established use.
What peptides are similar to Thyreogen?
Compounds most often compared with Thyreogen include Bonomarlot, Bronchogen, Cardiogen and Cartalax. They are grouped by shared mechanism or research area rather than by equivalence, and their regulatory status and evidence base differ.
References
- Class-level evidence — Khavinson VK. Peptides and Ageing. Neuro Endocrinol Lett, 2002External reference
- Class-level evidence — Tissue-specific effects of peptides. Bull Exp Biol Med, 2001External reference
- Class-level evidence — Peptide bioregulation of aging: results and prospects — Biogerontology, 2010External reference
- Class-level evidence — Mechanisms underlying geroprotective effects of peptides — Bull Exp Biol Med, 2002External reference
- Class-level evidence — Epigenetic mechanisms of peptide-driven regulation and neuroprotective protein FKBP1b — Mol Biol (Mosk), 2019External reference
Related research, comparisons & guides
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Compiled by Peptide Library Editorial · Reviewed Aug 30, 2026 · Updated Nov 7, 2026 · Version 3
This Thyreogen profile is compiled from published literature (5 cited studies linked above), public regulatory records and chemical registries. It describes what research reports; it is not medical advice, and nothing here is a dosing recommendation for humans. Peptide Library does not sell peptides. Editorial policy · How profiles are compiled · Report an error
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