Research
What Is Pinealon? The Khavinson Brain Peptide Explained
Pinealon is a tiny synthetic peptide made of just three amino acids: glutamic acid, aspartic acid and arginine (Glu-Asp-Arg, or EDR). It was developed by Russian gerontologist Vladimir Khavinson as one of his “peptide bioregulators” and is promoted for brain health and aging. This guide explains what pinealon is, how it is thought to work, what the research actually shows, and why the evidence is still early.
Reviewed for accuracy · Last reviewed October 19, 2026
What Is Pinealon?
Pinealon is a synthetic tripeptide (Glu-Asp-Arg) created at the St. Petersburg Institute of Bioregulation and Gerontology. Khavinson’s group designed a series of short peptides based on extracts from different organs, with the idea that each one supports the tissue it came from. Pinealon is associated with the brain and pineal gland.
It is part of the same family as epitalon (pineal), cortagen (brain cortex), vilon (thymus) and cartalax (cartilage). Some of these are sold in Russia as dietary supplements, but none is an approved drug in the U.S.
How Does Pinealon Work?
Pinealon’s proposed mechanisms come mostly from cell and animal studies by Khavinson’s group:
- Gene regulation: because it is so small, researchers propose it can enter cells and the nucleus and interact directly with DNA to influence gene activity. This idea has not been confirmed by independent groups.
- Oxidative stress: in cell cultures, it lowered levels of reactive oxygen species and improved cell survival under stress.
- Neuron protection: in rats, it reduced damage linked to high homocysteine levels and low oxygen.
What Does the Research Show?
Cell studies. Khavinson and colleagues reported in 2011 (Rejuvenation Research) that pinealon increased the survival of nerve cells and other cells exposed to oxidative stress, apparently by reducing free radicals and supporting cell division.
Animal studies. In rats exposed to high homocysteine before birth, a model of prenatal brain injury, offspring given pinealon showed better learning and less oxidative damage in the brain. Other rat studies looked at low-oxygen stress.
Human data. There are no published randomized controlled trials of pinealon in people. Claims about memory, sleep or anti-aging in humans come from small Russian reports or from extrapolating animal data.
| Area | What studies show | Evidence type |
|---|---|---|
| Oxidative stress | Lower free radicals, better survival | Cell cultures |
| Prenatal brain injury | Better learning in offspring | Rat studies |
| Gene regulation | Proposed DNA interaction | Theoretical / in vitro |
| Human cognition | No controlled trials | None |
Pinealon Safety and Side Effects
There is no formal human safety data for pinealon. Animal studies have not reported major toxicity, and its building blocks are ordinary amino acids, but that does not establish safety for repeated use. Most of the published research comes from a single research group, which makes independent confirmation especially important.
Is Pinealon FDA-Approved?
No. Pinealon is not FDA-approved for any use and is not on the 503A Bulks List for compounding. In the U.S. it is sold only as a research chemical labeled “not for human consumption.”
Pinealon vs Epitalon, Cortagen and Semax
| Peptide | Sequence / size | Main focus |
|---|---|---|
| Pinealon | Glu-Asp-Arg (3 amino acids) | Brain, oxidative stress |
| Epitalon | Ala-Glu-Asp-Gly (4 amino acids) | Pineal gland, telomeres, aging |
| Cortagen | Ala-Glu-Asp-Pro (4 amino acids) | Brain cortex, nerve repair |
| Semax | 7 amino acids (ACTH fragment) | Cognition, stroke recovery (Russia) |
Pinealon vs epitalon. Both are Khavinson peptides linked to the pineal gland. Epitalon is the better-studied of the two, with more animal data on lifespan and telomeres, while pinealon is aimed more at nerve cells.
Pinealon vs Semax. Semax is a different kind of peptide, an ACTH fragment that is an approved drug in Russia with clinical trials in stroke. Pinealon has far less human data.
Buying Research-Grade Pinealon: What to Check
Products sold as Pinealon by research suppliers are laboratory chemicals, not medicines. They are not made under drug manufacturing rules, so quality varies a lot between vendors. If you are evaluating a Pinealon supplier for lab research, these are the checks that matter:
- Batch-specific COA: the certificate should match the lot number on your vial, not a generic sample.
- Independent lab: testing should come from a named third-party lab, ideally with a way to verify the report online.
- Identity, not just purity: HPLC purity alone does not confirm the right molecule; look for mass spectrometry (MS) identity confirmation.
- Endotoxin and sterility results: these matter for any injectable research material.
- Correct fill amount: the measured content should be close to the labeled milligrams.
Our Trusted Sources page lists vendors we track, with current community codes. Our guide to reading a certificate of analysis explains each line of a COA.
Key Takeaways
- Pinealon is a 3-amino-acid Khavinson bioregulator (Glu-Asp-Arg).
- Cell and rat studies suggest antioxidant and nerve-protecting effects.
- There are no randomized controlled trials in humans.
- Most research comes from one group and needs independent confirmation.
- It is not FDA-approved and is sold only as a research chemical in the U.S.
Frequently Asked Questions
What is pinealon?
Pinealon is a synthetic 3-amino-acid peptide (Glu-Asp-Arg) developed by Vladimir Khavinson and studied for brain aging and oxidative stress.
What is pinealon used for?
In research, it has been studied for protecting nerve cells from oxidative stress and low oxygen. It has no approved medical use.
Is pinealon FDA-approved?
No. It is not approved for any use and is sold in the U.S. only as a research chemical.
Is pinealon the same as epitalon?
No. Both are Khavinson peptides, but epitalon has four amino acids and focuses on the pineal gland and aging, while pinealon has three and focuses on nerve cells.
Is pinealon safe?
There is no formal human safety data. Animal studies have not shown major toxicity, but that is not enough to establish safety in people.
Sources
- Khavinson et al. (2011), Rejuvenation Research – Pinealon increases cell viability by suppression of free radical levels and activating proliferative processes
- Arutjunyan et al. (2012), International Journal of Clinical and Experimental Medicine – Pinealon protects the rat offspring from prenatal hyperhomocysteinemia
- Khavinson et al. (2021), Molecules – Peptide regulation of gene expression: a systematic review
MLCR SCTY provides educational information, not medical or legal advice. Research-use-only products are not intended for human consumption.