Ovagen dosage and evidence
Written by Aaron CuhaReviewed Sep 2026
The short answer
Ovagen is sold as a liver and gut peptide, with the sequence Glu-Asp-Leu. A PubMed search for Ovagen finds 34 papers, and none is about this product. They cover wastewater, keyhole surgery and germ-free birds. There is no published research on this product under this name. Even the sequence is not confirmed.
Evidence grade for Ovagen: Animal or lab only. The rule: only animal or lab studies on this page. No study in people yet. The sum on this page: 1 animal study, 1 lab study, no human study. A grade counts how much has been done to people, not whether it works.
- People given it
- 0
- Human studies
- 0
- Found nothing
- 0
Dose
No human dose established
No published study on this page has given this compound to people and reported a result.
1 animal study, 1 lab study, no human study
7 effects reported, 4 unwanted, 3 wanted, by people using it, not a trial
Goal pages: Ageing and longevity
In plain English
In plain English, from Aaron
This is how I would explain it to a friend. The evidence, with the numbers, is further down the page.
Ovagen is sold as a liver and gut peptide. Here is the problem. Search the medical database for it and you get 34 papers, and not one of them is about this. They are about waste water, gall bladder surgery, and germ free birds. There is no science on this product at all. Even the ingredient list is a guess.
What people take it for
- Helping a tired or fatty liver.
- Gut problems like bloating and poor digestion.
- A general detox or cleanse.
- Anti aging, because it is sold next to peptides that claim it.
What studies in people showed
Nothing was shown, because nothing was tested. No trial. No animal study. No cell study. Not one paper under this name. Vendors say the ingredient is three amino acids called EDL. That is not confirmed either. A 2023 paper listed 26 of these tiny peptides with real published ingredient lists, and this one is not on it. To be fair, some retail names here may be relabelled versions of products that do have research under another name. That link has never been printed anywhere, so you cannot borrow it.
What people report
Reports, not study results
The good
- Some people report better digestion in the first month.
- Some report more energy, which is the most common claim for anything in this family.
- Capsules are easy to take and cheap.
The bad
- Most reports are vague. People say they feel better without pointing at anything.
- Side effects are unknown. No study in this family reports any safety data at all.
- You do not know what is in it. There is no published test of the contents.
- If your liver numbers are off, taking this instead of getting blood work is the real risk.
Where these come from: Vendor sites and peptide forums only. There are no trial reports to draw from, because no trial exists.
My bottom line
I will say this one straight. There is no evidence of any kind, under any name, for this product. If your liver is the worry, go get blood work and find out what is actually wrong.
An opinion, not a finding. I am a coach, not a doctor.
What it has been measured to do
Animal and lab work, not yet tested in people
Real results, but from animals or cells, not people. What works in a mouse often does not work the same way in a person. Nobody can patent this, so nobody would ever earn back the cost of a study in people. That is usually why there is none. The record on this one is set out below.
- Living longer1 animal or lab study
35 of the 36 indexed goals have no study of any kind behind Ovagen
No study in people, animals or cells on this page reports a result for these. That does not prove Ovagen does nothing for them. It does mean anything you have heard about Ovagen and one of these did not come from a study cited here.
Show full evidence
What is Ovagen?
Ovagen is sold as a liver and gut peptide, with the sequence Glu-Asp-Leu. A PubMed search for Ovagen finds 34 papers, and none is about this product. They cover wastewater, keyhole surgery and germ-free birds. There is no published research on this product under this name. Even the sequence is not confirmed.
Ovagen shows up in online peptide catalogues as a liver and gut product. It usually comes with the sequence EDL, short for Glu-Asp-Leu. It is one of many shop names sold next to better known Khavinson peptides.
Nobody has studied it in people or in animals. Search PubMed for the name and nothing relevant comes back. The 34 papers that do come back include a way to clean the sealed units used to hatch germ-free eggs, computer learning for wastewater plants, and a trial of a lung technique after keyhole gallbladder surgery. None is about a peptide. A search for a liver peptide with the Glu-Asp-Leu sequence finds one 1989 paper on a guinea pig liver enzyme. That is unrelated chemistry.
This page exists because the product is sold. Saying so plainly is more useful than the confident write-ups you will find online. The liver claim, the sequence and the dosing advice on seller pages cannot be traced to any published source.
One caveat, and it cuts both ways. Several names in this family are probably shop labels for animal-tissue extracts that do have research under a different name. That link is not proven. Ovagen might match a liver extract studied in Russia under another name. It might not. So nothing published about any such extract can be applied to this product.
How does Ovagen work?
Nobody has shown how this product works, or that it works. The story online is that the Glu-Asp-Leu peptide gets into liver cells and switches on liver genes. That is the general Khavinson idea with a liver label stuck on it. A 2023 paper lists 26 tiny peptides from this research group with known sequences. They include ED, DS, DR, EDR, EDG, AEDR, AEDL, KEDP, KEDG and AEDG. EDL is not on that list under this name. That is why we call the sequence unconfirmed, not fact.
What have studies in people found about Ovagen?
There is no evidence in people for Ovagen, and none in animals either. Not one published study is about this product in any species. There is nothing measured in a person to report, and no animal or lab work to weigh.
- A PubMed search on the name finds 34 records. Checked one by one, none is about a peptide. They include a way to sterilise equipment for raising germ-free birds and eggs, two computer papers on running sewage plants, a study of a lung technique after gallbladder surgery, a survey of Red Cross training needs, and hormone tests in goats. The name matches unrelated groups and authors, not a compound.
- No registered study exists. ClinicalTrials.gov lists no study of Ovagen, or of any compound in this peptide family under this name.
- No data in people has been published: nothing on how the body handles it, no dose, no blood marker, no liver test, no tissue sample, no scan, no symptom score, no count of people, in any country, at any time.
- Even what it is has not been checked. A 2023 paper listed 26 very short active peptides from this research family whose sequences are on record, naming ED, DS, DR, EDR, EDG, AEDR, AEDL, KEDP, KEDG and AEDG. Glu-Asp-Leu, the sequence sold as Ovagen, is not among them. So what the product is rests on catalogue copy, not on a published description.
What this does not tell you: Nothing about this product has been measured in a person. Nothing can be borrowed from related compounds either, because the sequence it is sold as is not on record in the family it is sold under. This is not a negative result. Nobody has run a study that could produce one. And no theory can fill the gap, because the theory offered is a general idea about this peptide family, with an organ name put on the label. Any claim about what Ovagen does to a liver or a gut is a product category, not a finding.
The state of the research
This page mostly reports a search that came back empty, so here is how we searched. We searched PubMed for the name. It found 34 papers. We checked each title, and every one was about an unrelated field. A second search, for a liver peptide with the Glu-Asp-Leu sequence, found one 1989 paper on a guinea pig liver enzyme. That was unrelated too. The US trial registry, ClinicalTrials.gov, has no study of any peptide in this family.
Ovagen is one of a list of shop names that each came back empty when we searched them: Endoluten, Vladonix, Cerluten, Suprefort, Svetinorm, Ventfort, Zhenoluten, Glandokort, Pielotax, Stamakort, Bonothyrk, Taxorest, Visoluten, Gotratix, Honluten, Libidon, Normoftal, Bonomarlot, Thyreogen, Ventragen, Cerebramin, Chondramin, Testalamin and Ovariamin. Naming the whole list helps more than treating each one as its own mystery.
Every peptide in the Khavinson family shares one problem, and it is not the chemistry. Not one of them has a registered clinical trial. The US trial registry, ClinicalTrials.gov, shows zero studies for epitalon, thymalin, cortexin, retinalamin, prostatilen and epithalamin. The same search finds studies for ordinary drugs. Almost all the research sits in three journals: Advances in Gerontology, Bulletin of Experimental Biology and Medicine, and Vestnik Oftalmologii. Most of it is in Russian, with only a short English summary. Most of it comes from the St. Petersburg Institute of Bioregulation and Gerontology, or from Anisimov's group in the same city. No outside team has repeated any of the lifespan claims. None of the study summaries we found report side effects. These Russian papers do not usually track safety. So read the silence as missing data, not as proof it is safe.
The evidence, in charts
Fig. 1a ยท how many people
0people have taken this in any study cited here
0 people ยท 0 studies in people
What this page cites instead is 1 animal study, 1 lab study in a dish and 1 review. None of them gave the compound to a person.
Counted from the list of sources on this page. We draw this chart only when a study in people is cited. An empty one is the answer, not a gap in the page.
Fig. 1b ยท evidence mix
None of the 3 sources here are studies in people.
- Animal study ยท done in animals133%
- Lab (cells in a dish) ยท cells or tissue133%
- Review of studies ยท sums up other studies133%
Counted from the list of sources on this page. It counts only what we cite, so there may be more studies out there. A review counts once, however many studies it sums up.
Fig. 2 ยท evidence over time
Sources here come from just two years, 1998 and 2023.
Too few different years on this page to draw a timeline.
Fig. 3 ยท legal status at a glance
US
Not approved
UK
Not approved
AU
Not approved
CA
Not approved
Not approved in any of the four countries shown. This is what the law says, not a verdict on the science. See Legal status below for the full text and any notes.
Fig. 4 ยท how much does what
Nobody has tested different amounts in people
This chart would show how the effect changes as the amount goes up. For this compound, nobody has measured that in people. So we leave it empty. We will not borrow an animal chart and pretend it works the same in people.
Fig. 5 ยท what the molecule is
- Kind of compound
- Peptide
- Molecule weight
- If the marketed sequence Glu-Asp-Leu is correct the free tripeptide would be about 375 Da. The sequence attribution itself is not verified in any indexed source.
- Half-life
- Stated in words, not a numbersee the exact wording below
- Chain length
- None on file
Half-life as stated on file: Not established, and no pharmacokinetic work exists for this product under any name.
No amino acid sequence is on file for Ovagen, so none is drawn rather than guessed from a name.
The studies we cite
- Review of studies2023[Chondrocytes secretory phenotype associated with aging: role in the pathogenesis of osteoarthritis and prospects for peptide bioregulation.].
A review about a different peptide, shown here for contrast. It names a peptide, names an extract, and says what was tested and what was claimed. Nothing like that exists for Ovagen. It did not study this product.
Included as an example of what a peptide bioregulator page looks like when the compound does have published work: a named peptide, a named complex, a stated model and a stated claim. Nothing equivalent exists for Ovagen. Cited here to show the contrast, not because it studied this product.
- Animal study1998Pineal peptide preparation epithalamin increases the lifespan of fruit flies, mice and rats.
In fruit flies, mice and rats, and a different product. A cow pineal gland extract helped these animals live longer on average. It is the best animal result in this whole family. We show it as the benchmark. Ovagen has nothing like it.
The best-documented animal result in the whole bioregulator family, for a different organ preparation entirely. Mean lifespan rose 11 to 31 percent in female Drosophila, SHR mice, C3H/Sn mice and LIO rats. It is cited on this page as the class benchmark: this is what a bioregulator result looks like when one exists, and Ovagen has nothing comparable.
- Lab (cells in a dish)2023Feasibility of Transport of 26 Biologically Active Ultrashort Peptides via LAT and PEPT Family Transporters.
In a dish and on paper. This is the list of tiny peptides with known sequences from this research group. It is where you would expect a liver peptide called EDL to show up. Under the Ovagen name, it does not. That is why we call the sequence unconfirmed.
The reference list of ultrashort peptides with documented sequences from this research group. ED, DS, DR, EDR, EDG, AEDR, AEDL, KEDP, KEDG and AEDG are named. This is the paper you would expect an EDL liver peptide to appear in, and it does not appear under the Ovagen name, which is the basis for calling the sequence attribution unverified.
Where to buy Ovagen
29 sellers list Ovagen in our latest read. They are ranked by trust score, then by archive rating, then by certificate tier, then by the lowest price per milligram. Archive evidence is counted before source-backed. Each path is out of 4, and the two are not added. A higher price does not raise the score. The letter is the certificate chip. 0 of them have a published certificate that names Ovagen.
Some seller links may pay this site when you buy through them. A payment never changes a seller's tier or rank, and no seller has a say in any page.
| Seller | Trust score | Vial sizes | From, per mg | Certificate for Ovagen | Seller link |
|---|---|---|---|---|---|
| BioLongevity Labs | 85 StrongSource-backed 4 of 4. Archive evidence 3 of 4.A | 20 mg | $4.00 | None found for Ovagen | View |
| Eros Peptides | 80 StrongSource-backed 3 of 4. Archive evidence 2 of 4.A | 20 mg | $2.00 | None found for Ovagen | View |
| Core Peptides | 75 StrongSource-backed 4 of 4. Archive evidence 2 of 4.A | 20 mg | $3.10 | None found for Ovagen | View |
| Limitless Bio-Tech | 52 FairSource-backed 1 of 4. Archive evidence 1 of 4.C | 5 mg | $8.00 | None found for Ovagen | View |
| Go Alpha Labs | 49 WeakSource-backed 3 of 4. Archive evidence 2 of 4.A | 20 mg | $2.10 | None found for Ovagen | View |
| Peptify Labs | 49 WeakSource-backed 3 of 4. Archive evidence 2 of 4.A | 20 mg | $2.75 | None found for Ovagen | View |
| Core Peptides Official | 49 WeakSource-backed 3 of 4. Archive evidence 2 of 4.A | 20 mg | $2.75 | None found for Ovagen | View |
| Liberty Peptides | 49 WeakSource-backed 3 of 4. Archive evidence 2 of 4.A | 20 mg | $2.75 | None found for Ovagen | View |
| True Lab Peptides | 49 WeakSource-backed 3 of 4. Archive evidence 2 of 4.A | 20 mg | $2.75 | None found for Ovagen | View |
| Luxe Peptides | 49 WeakSource-backed 3 of 4. Archive evidence 2 of 4.A | 20 mg | $3.00 | None found for Ovagen | View |
| Cenexa Labs | 49 WeakSource-backed 2 of 4. Archive evidence 2 of 4.B | 20 mg | $4.00 | None found for Ovagen | View |
| Solution Peptides | 48 WeakSource-backed 1 of 4. Archive evidence 0 of 4.C | 20 mg | $3.25 | None found for Ovagen | View |
| Pryma Lab | 43 WeakSource-backed 1 of 4. Archive evidence 0 of 4.C | 20 mg | $2.10 | None found for Ovagen | View |
| Atomik Labz | 43 WeakSource-backed 1 of 4. Archive evidence 0 of 4.C | 20 mg | $3.25 | None found for Ovagen | View |
| Peptides.com | 42 WeakSource-backed 2 of 4. Archive evidence 2 of 4.B | 20 mg | $2.75 | None found for Ovagen | View |
| Peptides World | 39 WeakSource-backed 4 of 4. Archive evidence 1 of 4.B | 20 mg | $3.00 | None found for Ovagen | View |
| Canlab International | 37 WeakSource-backed 1 of 4. Archive evidence 1 of 4.C | 20 mg | $3.50 | None found for Ovagen | View |
| Limitless Biotech ST | 36 WeakSource-backed 1 of 4. Archive evidence 1 of 4.C | 20 mg | $3.10 | None found for Ovagen | View |
| Aries Peptide Research | 36 WeakSource-backed 1 of 4. Archive evidence 1 of 4.C | 20 mg | $3.25 | None found for Ovagen | View |
| Lejian Biotech Peptide | 35 WeakSource-backed 1 of 4. Archive evidence 1 of 4.C | 20 mg | $3.05 | None found for Ovagen | View |
| Boston Molecules | 28 InsufficientSource-backed 1 of 4. Archive evidence 1 of 4.C | 10 mg | $75.6 | None found for Ovagen | View |
| Modern Aminos | 28 InsufficientSource-backed 1 of 4. Archive evidence 0 of 4.C | 20 mg | $2.70 | None found for Ovagen | View |
| Nuscience Peptides | 25 InsufficientSource-backed 1 of 4. Archive evidence 1 of 4.C | 20 mg | $3.00 | None found for Ovagen | View |
| Huaian Hanyou Peptide | 25 InsufficientSource-backed 1 of 4. Archive evidence 1 of 4.C | 20 mg | $3.05 | None found for Ovagen | View |
| MJA Peptides | 25 InsufficientSource-backed 1 of 4. Archive evidence 1 of 4.C | 20 mg | $3.05 | None found for Ovagen | View |
| ZL Peptides | 25 InsufficientSource-backed 1 of 4. Archive evidence 1 of 4.C | 20 mg | $3.05 | None found for Ovagen | View |
| Peptide Science LLC | 25 InsufficientSource-backed 1 of 4. Archive evidence 1 of 4.C | 20 mg | $3.25 | None found for Ovagen | View |
| USA Peptide Sciences | 25 InsufficientSource-backed 1 of 4. Archive evidence 1 of 4.C | 20 mg | $3.25 | None found for Ovagen | View |
| Pure Health Peptides | 25 InsufficientSource-backed 1 of 4. Archive evidence 0 of 4.C | 20 mg | $2.45 | None found for Ovagen | View |
- LC Lab-confirmed: the issuing laboratory echoed this certificate back
- A Current certificate, independent laboratory named, laboratory not yet checked
- B Certificate published, but no laboratory link, older than a year, or the laboratory did not recognise the published lookup
- C No certificate could be read
Every listing and vial size for Ovagen ยท How the trust score is counted
Sellers named on the price pages are ranked by certificate tier, then price, and any affiliate income is disclosed there. Naming a seller is not a recommendation to buy or use anything.
Common questions
Has Ovagen been tested in people?
Not in any study cited here. Ovagen is sold as a liver and gut peptide, with the sequence Glu-Asp-Leu. A PubMed search for Ovagen finds 34 papers, and none is about this product. They cover wastewater, keyhole surgery and germ-free birds. There is no published research on this product under this name. Even the sequence is not confirmed.
What is the Ovagen dosage?
No human dose established. No published study on this page has given this compound to people and reported a result. 1 animal study, 1 lab study, no human study
Is Ovagen FDA-approved?
Not approved and not reviewed. We found no FDA action, guidance or meeting paper that mentions this product.
Is there any study of Ovagen?
No. Not one published paper is about this product. What comes back on a search is about wastewater, belly surgery and germ-free birds.
Does Ovagen repair the liver?
Nobody has checked. No liver blood test, no biopsy, no scan, no result, in people or animals, under this name. The liver claim is a product label, not a finding.
Is the sequence really Glu-Asp-Leu?
The sellers say so. No published source confirms it. That includes a 2023 paper that lists 26 tiny peptide sequences from this same research group. Treat the sequence as a sales claim.
Could Ovagen be a real complex sold under a different name?
Maybe. Several shop names in this family are probably labels for animal-tissue extracts that have Russian research under other names. Nobody has ever published that link. So you cannot borrow another product's data for this bottle.
Why publish a page for something with no evidence?
Because it is sold, people search for it, and the pages they find make up how it works. Saying the record is empty is the finding.