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Draft entry. Written from the cited papers but not yet reviewed by a person. Check the references before relying on any claim.

Ovagen

Ovagen is sold as one of the Khavinson organ peptides, usually given the sequence Glu-Asp-Leu and assigned to the liver or the ovary depending on the seller. There is no published research on it under that identity. Searching the literature returns a substantial set of papers - and every one of them is about a completely different product: Ovagen is the trade name of a veterinary follicle-stimulating hormone preparation used to superovulate goats, sheep and cattle [1][2]. That is a pituitary gonadotrophin extract, not a tripeptide, and it has no relationship to the compound sold under this name to humans. This entry exists to record the absence of evidence and to flag the collision.

A product name with no published science behind it, whose search results belong entirely to a veterinary fertility hormone for farm animals.

No PubChem structure on file.
No evidence11 papers · 1989–2026 · 9 journals · 1 in humans
  • meta-analysis
  • RCT
  • trial
  • observational
  • preclinical / case
  • review / patent / other
  • retracted
1989 · other · Superovulation and embryo recovery in goats treated with Ovagen and Folltropin.1990 · other · Oocyte production and ovarian steroid concentrations of immature rats in response to some commercial gonadotrophin preparations.1993 · other · Use of single or multiple injections of FSH in embryo collection programmes in goats.1993 · other · Biopotency in vitro and metabolic clearance rates of five pituitary preparations of follicle stimulating hormone.1997 · other · Superovulatory response of dairy cattle (Bos taurus ) in a tropical environment.2002 · review · Peptides and Ageing.2011 · other · Penetration of short fluorescence-labeled peptides into the nucleus in HeLa cells and in vitro specific interaction of the peptides with deoxyribooligonucleotides and DNA.2011 · other · Effect of the peptide bronchogen (Ala-Asp-Glu-Leu) on DNA thermostability.2012 · other · Update on CardioGen-82.2021 · review · Peptide Regulation of Gene Expression: A Systematic Review.2026 · review · The emerging landscape of performance-enhancing peptides modulating GH-IGF1 axis: bridging the gap between clinical evidence and patient self-administration.
in its favour
  • + No benefit has been demonstrated in any published study
watch for
  • No published pharmacology, animal study, human data or toxicology exists for the peptide
  • The name belongs to an unrelated veterinary gonadotrophin product
  • Even the organ it is supposed to regulate is inconsistently stated by sellers
  • Nothing is known about what is actually in products sold under the name

Overview

Ovagen appears on peptide retailer catalogues as an organ bioregulator in the Khavinson family, typically listed with the sequence Glu-Asp-Leu. Sellers disagree about which organ it is for - liver and ovary both appear - which is itself informative, since the programme's organ assignments are meant to follow from the extract a peptide was designed from [3].

There is no published research on this peptide. No synthesis or characterisation paper, no DNA-binding study of the kind that exists for Bronchogen and Testagen [4][5], no animal work, no pharmacokinetics, no human data.

The name collision is total. Searching for Ovagen returns a genuine body of veterinary literature, and all of it concerns an entirely different product: a follicle-stimulating hormone preparation used to induce superovulation in goats, sheep and cattle for embryo transfer programmes [1][2][6][7][8]. That Ovagen is a pituitary gonadotrophin extract - a protein hormone preparation for farm animals - with no relationship to a synthetic tripeptide beyond the trade name.

This matters practically. Someone checking whether "Ovagen" has research behind it will find that it does, and will be looking at papers on oocyte production in immature rats and embryo recovery in goats. The same trap applies to Cardiogen, whose name collides with a cardiac PET imaging product.

The general lesson for this family: search the amino acid sequence, not the trade name. The names were chosen to be evocative, and several of them were already taken.

This entry exists to record the absence. If pharmacology for this peptide is ever published, it will be added here.

Mechanism

No mechanism has been published for the peptide sold as Ovagen. It is marketed within the family framework of short peptides entering the nucleus and regulating gene expression [9], but no binding, expression or functional data for it have been reported.

Any mechanistic description found by searching the name will concern follicle-stimulating hormone acting on ovarian follicles in livestock [1], which is a different molecule doing a different thing in a different species.

Dosing

as studied or commonly reported; not a recommendation

No doses are listed for this compound.No peer-reviewed human dosing data.

Notes
No human or animal dose has been studied for this peptide. No dose can be given here, because there is no published study of it at any dose by any route. Dose information found by searching the name belongs to a veterinary gonadotrophin used in goats and sheep and is not transferable in any way.

Safety

risks and cautions, not medical advice

There is no safety data of any kind for the peptide: no toxicology, no animal study, no human exposure report. Nothing can be said about its safety because nothing has been published.

Safety information found under the name belongs to the veterinary gonadotrophin [1][2] and does not transfer.

For any unregulated peptide product, grey-market analyses have repeatedly found contents that do not match labels [10], and with no published characterisation there is no specification against which a product could be verified.

Adverse effects
reported, not universal
  • None documented, because no study of the peptide has been published
Cautions
who should think twice
  • Not approved for human use anywhere, and never studied in any species under this identity
  • Literature found by searching the name concerns a gonadotrophin for goats and sheep and is not transferable [1][2]
  • Evidence for other peptides in this family does not transfer between them [4]
Limits of the evidence
what has not been shown
  • No published study of any kind exists for this peptide
  • The name belongs to a veterinary FSH preparation used for superovulation in livestock [1]
  • Sellers disagree about which organ it is supposed to regulate
  • Nothing is known about the contents of products sold under this name

Interactions

documented pairs only, not exhaustive

No interaction data exist, and none can exist for a compound with no published pharmacology.

FAQ

Is there any research on ovagen?
Not on the peptide. Every paper returned by searching the name concerns a veterinary follicle-stimulating hormone preparation used to superovulate goats, sheep and cattle [1][2].
What organ is it meant to regulate?
Sellers say liver or ovary depending on the source. There is no published basis for either.
How should I check claims about these peptides?
Search the amino acid sequence rather than the trade name. Several names in this family were already in use for unrelated products [1][11].

References

entry last reviewed 2026-09-19
  1. [1]
    Superovulation and embryo recovery in goats treated with Ovagen and Folltropin.
    McNatty KP, Hudson NL, Ball K et al.N Z Vet J 1989otherPMID 16031503◌ unreviewed
  2. [2]
    Use of single or multiple injections of FSH in embryo collection programmes in goats.
    Batt PA, Killeen ID, Cameron AWReprod Fertil Dev 1993other · animalPMID 8234893◌ unreviewed
  3. [3]
    Peptides and Ageing.
    Khavinson VKhNeuro Endocrinol Lett 2002reviewPMID 12374906◌ unreviewed
  4. [4]
  5. [5]
    Effect of the peptide bronchogen (Ala-Asp-Glu-Leu) on DNA thermostability.
    Monaselidze JR, Khavinson VKh, Gorgoshidze MZ et al.Bull Exp Biol Med 2011other · animalPMID 21240358◌ unreviewed
  6. [6]
    Oocyte production and ovarian steroid concentrations of immature rats in response to some commercial gonadotrophin preparations.
    Henderson KM, Weaver A, Wards RL et al.Reprod Fertil Dev 1990other · animalPMID 2128901◌ unreviewed
  7. [7]
    Biopotency in vitro and metabolic clearance rates of five pituitary preparations of follicle stimulating hormone.
    Phillips DJ, Hudson NL, Lun S et al.Reprod Fertil Dev 1993other · animalPMID 8265802◌ unreviewed
  8. [8]
    Superovulatory response of dairy cattle (Bos taurus ) in a tropical environment.
    Kanuya N, Callesen H, Hyttel P et al.Theriogenology 1997otherPMID 16728100◌ unreviewed
  9. [9]
    Peptide Regulation of Gene Expression: A Systematic Review.
    Khavinson VK, Popovich IG, Linkova NS et al.Molecules 2021reviewPMID 34834147◌ unreviewed
  10. [10]
    The emerging landscape of performance-enhancing peptides modulating GH-IGF1 axis: bridging the gap between clinical evidence and patient self-administration.
    Dominikowski A, Rękoś Z, Olejarz M et al.Front Endocrinol (Lausanne) 2026reviewPMID 42395176◌ unreviewed
  11. [11]
    Update on CardioGen-82.
    J Nucl Med 2012other · humanPMID 22393230◌ unreviewed