Epithalon
A synthetic tetrapeptide studied for its potential to activate telomerase and influence cellular aging.
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This information is for educational purposes. Peptide therapy should be guided by a licensed healthcare provider. Connect with a Noho clinician
What is Epithalon?
Epithalon (also spelled Epitalon) is a synthetic tetrapeptide (Ala-Glu-Asp-Gly) based on the natural peptide epithalamin, which is produced by the pineal gland. It was developed by Russian scientist Professor Vladimir Khavinson and has been studied primarily for its potential to activate telomerase, the enzyme that maintains telomere length — a key marker associated with cellular aging.
Why People Talk About It
Telomerase activation and telomere maintenance
PreliminaryAnti-aging at the cellular level
PreliminaryMelatonin regulation and sleep
PreliminaryLifespan extension (animal data only, not demonstrated in humans)
LimitedHow It Works
Epithalon may work by activating telomerase, an enzyme that helps maintain the protective caps (telomeres) on your chromosomes. As these caps shorten with age, cells lose their ability to divide properly. However, telomerase activation is a double-edged sword — while it may support cellular longevity, it could also theoretically promote cancer cell growth. This fundamental tension is unresolved.
Common Questions
Safety Information
Common Side Effects
Cautions
- • Very limited human safety data
- • Theoretical concern about telomerase activation in cancer cells
- • Most research from a single research group
- • Not FDA-approved
What We Don't Know
The relationship between telomerase activation and cancer risk is complex and not fully understood. Long-term safety data is essentially absent.
Published Research
30 studiesPineal-regulating tetrapeptide epitalon improves eye retina condition in retinitis pigmentosa
[Comparative study of the effects of melatonin and epitalon on the protracted memory under the shuttle labyrinth test conditions in rats in the course of aging]
Effect of vilon and epithalon on activity of enzymes in epithelial and subepithelial layers in small intestine of old rats
[Effect of vilon and epithalone on induction and growth of induced bladder neoplasms in rats]
[Effect of epithalone on growth kinetics and functional morphology of M-1 sarcoma]
Effect of epitalon on the lifespan increase in Drosophila melanogaster
Overview of Epitalon—Highly Bioactive Pineal Tetrapeptide with Promising Properties
Epitalon-activated telomerase enhance bovine oocyte maturation rate and post-thawed embryo development
Epitalon increases telomere length in human cell lines through telomerase upregulation or ALT activity
The Antioxidant Tetrapeptide Epitalon Enhances Delayed Wound Healing in an in Vitro Model of Diabetic Retinopathy
Identification of the small research tetra peptide Epitalon, assumed to be a potential treatment for cancer, old age and Retinitis Pigmentosa in two illegal pharmaceutical preparations
[Protective effect of melatonin and epithalon on hypothalamic regulation of reproduction in female rats in its premature aging model and on estrous cycles in senescent animals in various lighting regimes]
[Effect of preparations melatonin and epitalon on the age-related dynamics of thyrotrophic activity of the hypophysis and thyroid gland function in different light regimes]
[The influence of melatonin and epithalon on blood leukocyte count and leukocyte alkaline phosphatase in rats under different lighting conditions during ontogenesis]
[Effects of epithalon and cortagene on immunity and hemostasis in neonatally hypophysectomized chicken and old birds]
Effects of intranasal administration of epitalon on neuron activity in the rat neocortex
Effect of the synthetic pineal peptide epitalon on spontaneous carcinogenesis in female C3H/He mice
[Influence of light regimens, melatonin, and epitalon on amylase activity in the pancreas and small intestine in rats of different age]
[Effect of age, different light conditions, melatonin, and epitalon on lysosomal proteinase activity in the liver and kidneys of rats]
[Intranasal epitalon infusion modulates neuronal activity in the rat neocortex]
Fluorescent microscopic study of epithalon binding in maternal and fetal rabbit tissues in health and under conditions of placental insufficiency
[Effect of epitalon and melatonin on life span and spontaneous carcinogenesis in senescence accelerated mice (SAM)]
Expression of argyrophilic proteins in the nucleolar organizer regions of human thymocytes and thymic epitheliocytes under conditions of coculturing with vilon and epithalon peptides
[Effect of epitalon on the immunity and hemostasis in hypophysectomized chicken and old hens]
Retinoprotective effect of Epithalon in campbell rats of various ages
[Effect of new peptide bioregulators livagen and epitalon on enkephalin-degrading enzymes in human serum]
Epitalon and colon carcinogenesis in rats: proliferative activity and apoptosis in colon tumors and mucosa
AEDG Peptide (Epitalon) Stimulates Gene Expression and Protein Synthesis during Neurogenesis: Possible Epigenetic Mechanism
Epitalon protects against post-ovulatory aging-related damage of mouse oocytes in vitro
Epithalon peptide induces telomerase activity and telomere elongation in human somatic cells
Always consult a qualified clinician
This information is for educational purposes. Peptide therapy should be guided by a licensed healthcare provider. Connect with a Noho clinician
Related Peptides
Quick Facts
- Class
- Bioregulator Peptide
- Evidence
- Preliminary
- Safety
- Limited Data
- Updated
- Jan 2026
- Citations
- 30PubMed
Also known as
Tags
Related Goals
Evidence Score
Clinical Trials
View Clinical TrialsLinks to ClinicalTrials.gov for reference. Listing does not imply endorsement.
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