EDUCATIONAL AND RESEARCH REFERENCE ONLY — NOT MEDICAL ADVICE — NOT FDA APPROVED
longevity20 studies

Epitalon Dosing Protocol: Longevity Research Guide

Also known as: Epithalon, Ala-Glu-Asp-Gly

What is a Peptide?

A short chain of amino acids (2-50) linked by peptide bonds. Smaller than proteins. Your body produces thousands of peptides naturally as signaling molecules that regulate everything from appetite to healing. Therapeutic peptides mimic or enhance these natural signals.

Bottom Line Up Front

Epitalon (Epithalon) is a synthetic version of epithalamin, a pineal gland peptide. It activates telomerase and may lengthen telomeres. Developed by Russian scientist Vladimir Khavinson. Most evidence is from cell culture and animal studies.

Best evidence for

Telomere lengthening (in vitro), pineal function

Weakest evidence for

Human longevity, significant life extension

Pharma equivalent

None

Studies on file

20 (10 human)

Research reference only. Epitalon is not FDA approved for human use (unless specified above). This information does not constitute medical advice.

Overview

Epitalon is a synthetic tetrapeptide that mimics the natural pineal gland peptide epithalamin. Research has focused on its potential effects on telomerase activity, cellular aging, and circadian rhythm regulation.

Mechanisms of Action

  • Activates telomerase enzyme
  • May lengthen telomeres
  • Regulates melatonin production
  • Influences gene expression related to aging

Research Protocols

Summaries of published research. For educational purposes only.

Protocol NameSourceDoseFrequencyDurationRouteEvidenceLinkSave
Longevity Study
animal study
10 μgDaily15 daysSubcutaneousanimalSign in to Save

Related Studies

10 Human10 Animal

Although preclinical studies are promising, there is a current lack of clinical trials. This review integrates current mechanistic insights with orthopaedic relevance, emphasizing safety, efficacy, and future directions for responsible integration into musculoskeletal care.

Limitations: No placebo control reported. Review article — no new primary data.

2026|Journal of the American Academy of Orthopaedic Surgeons. Global research & reviews
PubMed

Moreover, despite the considerable volume of research on the biological and pharmacodynamic characteristics of Epitalon, the quantity of physico-chemical and structural investigations of this peptide remains quite limited. This review aims to conclude the most important findings from such studies, thus presenting the current state of knowledge on Epitalon.

Limitations: No placebo control reported. Review article — no new primary data.

2025|International journal of molecular sciences
PubMed

Only a minor increase in ALT activity was observed in Normal cells, thereby showing that it was specific to cancer cells. Our data suggests that epitalon can extend telomere length in normal healthy mammalian cells through the upregulation of hTERT mRNA expression and telomerase enzyme activity.

Limitations: No placebo control reported.

2025|Biogerontology
PubMed

More mechanistic investigations are needed to confirm Epitalon's benefits and safety. Developing ophthalmic forms of Epitalon may enhance its delivery directly to the retina, potentially improving its therapeutic efficacy.

Limitations: No placebo control reported.

2025|Stem cell reviews and reports
PubMed

Epitalon treatment significantly decreased frequency of spindle defects and abnormal distribution of cortical granules during aging for 12h and 24h, while increased mitochondrial membrane potential and DNA copy number of mitochondria, thus decreasing apoptosis of oocytes by 24h of in vitro aging. Our results suggest that Epitalon can delay the aging process of oocytes in vitro via modulating mitochondrial activity and ROS levels.

Limitations: Animal study only — human translation uncertain.

2022|Aging
PubMed

AEDG peptide and histones H1/3, H1/6 binding may be one of the mechanisms which provides an increase of Nestin, GAP43, β Tubulin III, and Doublecortin neuronal differentiation gene transcription. AEDG peptide can epigenetically regulate neuronal differentiation gene expression and protein synthesis in human stem cells.

Limitations: No placebo control reported.

2020|Molecules (Basel, Switzerland)
PubMed

AEDG and KED peptides could be used as supplementary substances in a culture medium to delay the expression of senescence markers in long term stem cell cultivation in order to promote the large-scale in vitro expansion necessarily required for stem cell therapy clinical application. The data obtained confirm the geroprotective effect of AEDG and KED peptide, which was shown early in animal and cells models.

Limitations: Standard limitations apply. Check original paper for full discussion.

2020|Stem cell reviews and reports
PubMed

Кроме того, у людей со сниженной мелатонинобразующей функцией эпифиза, пептид AEDG нормализует повышенную экспрессию циркадных генов Clock и Csnk1e в лейкоцитах и в 2 раза повышает сниженную экспрессию гена Cry2 в лимфоцитах крови. В основе геропротекторного эффекта пептида AEDG лежит его способность восстанавливать мелатонинобразующую функцию эпифиза через регуляцию экспрессии часовых генов человека.

Limitations: No placebo control reported.

2020|Advances in gerontology = Uspekhi gerontologii
PubMed

Treatment with Epitalon slowed down the development of metastases from spontaneous tumors, and no metastases were found in the experimental mice. These data highlight the antimetastatic effect of Epitalon as part of its oncostatic properties.

Limitations: Animal study only — human translation uncertain.

2006|In vivo (Athens, Greece)
PubMed

According this theory, ageing is an evolutionary determined biological process of changes in gene expression resulting in impaired synthesis of regulatory and tissue-specific peptides in organs and tissues, which provokes their structural and functional changes and the development of diseases. Correspondingly, correction of such disorders by means of stimulation of peptide production in the organism or through their delivery can promote the normalisation of disturbed body functions.

Limitations: No placebo control reported. Review article — no new primary data.

2003|Neuro endocrinology letters
PubMed

Epithalon alone or in combination with Vilon activated expression of 194 clones (maximally by 6.61 times) and inhibited expression of 48 clones (maximally by 2.71 times). Our results demonstrate the specific effects of Epithalon and Vilon on gene expression.

Limitations: Animal study only — human translation uncertain.

2003|Bulletin of experimental biology and medicine
PubMed

We registered a 4.1-fold mortality decrease in this group as compared to the control level. The results of our research confirmed the conclusion on the high geroprotective efficacy of Thymalin and Epithalamin and the expediency of their application in medicine and social care as the means of health maintenance and age-related pathology prevention in persons over 60 years old enabling the prolongation of the active period of their lives.

Limitations: Review article — no new primary data.

2003|Advances in gerontology = Uspekhi gerontologii
PubMed

Epithalon prolonged the lifetime of mice with breast tumors by 1.4 times (p<0.05). These results indicate that Epithalon possesses geroprotective activity and inhibits breast carcinogenesis in transgenic mice, which is probably related to suppression of HER-2/neu expression.

Limitations: Animal study only — human translation uncertain.

2003|Bulletin of experimental biology and medicine
PubMed

A uniting aspect of such a range of activities might be the participation of transcription factors, since they are often highly conservative in evolution and, on the other hand, may be strictly tissue-specific. The targets of Epithalon may include transfactors that in mammals are specific for the pineal gland and retina and exhibit impaired functions in the aged pineal gland.

Limitations: Animal study only — human translation uncertain.

2002|Advances in gerontology = Uspekhi gerontologii
PubMed

The expression of mRNA for HER-2/neu was also partially reduced in Vilon-treated mice, but it remained significantly higher in Vilon- than in Epitalon-treated animals (1.9-fold increase). The data demonstrate the inhibitory effect of Epitalon in the development of spontaneous mammary tumors in HER-2/neu mice, suggesting that a downregulation of HER-2/neu gene expression in mammary adenocarcinoma may be responsible, at least in part, for the antitumor effect of the peptide.

Limitations: Animal study only — human translation uncertain.

2002|International journal of cancer
PubMed

Epitalon inhibited also the development of tumors in jejunum and ileum. Thus, our results demonstrated an inhibitory effect of Epitalon on chemically induced bowel carcinogenesis in rats.

Limitations: Animal study only — human translation uncertain.

2002|Cancer letters
PubMed

These findings confirm the data on functional relationships between the pineal gland and immune system. The effects of epithalamin and epithalon on cell and tissue homeostasis in the spleen of old pinealectomized rats can be regarded as a manifestation of the general regulatory effect of these peptides.

Limitations: Animal study only — human translation uncertain.

2002|Bulletin of experimental biology and medicine
PubMed

The activity of Cu, Zn-superoxide dismutase (SOD) was found decreased in the brain of aged rats (30 months old) by 46.8% as compared to young animals. Concentration of Schiff's bases in the brain also went down with age (by 13.6%), while the level of dien conjugates (DC) and protein peroxidation (PPO) remained unchanged.

Limitations: No placebo control reported. Review article — no new primary data.

2001|Neuro endocrinology letters
PubMed

It has been shown that epithalamin increased synthesis and secretion of melatonin in rats and inhibits free radical processes in rats and in D. It is suggested that antioxidative properties of epithalamin lead to increased lifespan of three different animal species.

Limitations: Animal study only — human translation uncertain.

1998|Mechanisms of ageing and development
PubMed

Twenty years of study on effects of pineal peptide preparation: epithalamin in experimental gerontology and oncology. (Annals of the New York Academy of Sciences, 1994)

Limitations: Animal study only — human translation uncertain. Review article — no new primary data.

1994|Annals of the New York Academy of Sciences
PubMed

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Important Warnings

  • Limited human clinical trials
  • Long-term effects unknown
  • Most studies are in animals or cell cultures

Where to Get Epitalon

Licensed Compounding Pharmacy

Requires a prescription from a licensed provider. Compounding pharmacies can prepare custom formulations of Epitalon tailored to your prescribed dose.

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