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Epithalon

Telomerase-activating peptide for longevity and cellular rejuvenation

Epithalon molecular structure

Overview

Epithalon is a synthetic four-amino-acid peptide (Ala-Glu-Asp-Gly) developed by Russian scientists based on a natural extract from the pineal gland. It's one of the most studied "anti-aging" peptides, with over 25 years of research behind it. **The big claim: Telomerase activation** Telomeres are the protective caps on your chromosomes — like the plastic tips on shoelaces. Every time your cells divide, these caps get shorter. When they get too short, cells stop dividing and become "senescent" (old). Epithalon may activate telomerase, the enzyme that rebuilds these caps. **What the research shows:** • Activates telomerase in human cells (in laboratory studies) • Increases melatonin production from the pineal gland • Shows antioxidant and neuroprotective properties • Animal studies suggest improved lifespan and healthspan • May help normalize sleep patterns and circadian rhythms **Important context:** Most research comes from Russian laboratories, and large-scale human clinical trials meeting Western standards are lacking. While the science behind telomerase activation is compelling, more research is needed to confirm benefits in humans. **How it's used:** Typically injected subcutaneously in cycles, often before bed to align with natural melatonin production. --- **Sources:** Anisimov VN, et al. (2011) Cell Cycle | Khavinson V, et al. (2025) International Journal of Molecular Sciences. DOI:10.3390/ijms26062691

Last reviewed: 2026-08-18

Identity & Aliases

Also known as

EpithalonEpitalonAEDG tetrapeptideAla-Glu-Asp-Glyepithalamin-derived tetrapeptide

Status: Research compound - Telomerase activator

CAS307297-39-8
PubChem219042

Full composition (formula, molecular weight, sequence) in Quick Facts →

Research Areas

Telomere/telomerase researchLongevity and agingPineal gland and melatonin regulationAge-related disease prevention

Available Evidence

Human

Clinical data are limited and come mainly from small Russian studies associated with the Khavinson group, reporting normalization of melatonin rhythm, improved sleep, immune parameters, and well-being in older adults; independent replication is largely lacking.

Animal

Animal studies (mice, rats, Drosophila) from the Khavinson laboratory report lifespan extension, normalization of pineal function, and reduced age-related pathology with the AEDG peptide (epithalon).

In Vitro

Cell-culture studies from the same group report that epithalon can activate telomerase and lengthen telomeres in cultured human somatic cells; these findings have not been independently reproduced.

Uncertain

The flagship claims - telomerase activation, telomere elongation, and human lifespan extension - rest almost entirely on a single research group's reports in Russian-language journals; no independent clinical confirmation exists.

Key Studies & Findings

2 studies
In Vitro

Cell-culture studies by the Khavinson laboratory reported that the AEDG peptide (epitalon) activates telomerase and elongates telomeres in cultured human somatic cells.

Cell-culture studies (Khavinson laboratory)
Preclinical

Animal lifespan studies report that epithalon extends lifespan and normalizes age-related changes in pineal and immune function in mice and Drosophila.

Animal lifespan studies (Khavinson laboratory)

Benefits & Effects

16 documented

Telomere lengthening

anecdotal

Circadian rhythm regulation

anecdotal

Anti-aging effects

anecdotal

Enhanced longevity

anecdotal

Cellular protection

anecdotal

Mortality Reduction: 1.6-1.8 fold decrease over 6-8 years

clinical

Telomerase activation

preclinicalanti-aging

Telomere elongation (dose-dependent)

preclinicalanti-aging

Hayflick limit extension: +10 extra cell divisions (44 vs 34 passages)

preclinicalanti-aging

1.7-fold increase in melatonin metabolite excretion

preclinicalhormonal

Longevity support

anecdotal

Cellular health

anecdotal

Telomere protection

anecdotal

Aging reversal

anecdotal

Health span extension

anecdotal

Immune system support

anecdotal

Side Effects & Safety

10 reported

No adverse effects documented; very limited human safety data

unknown

Drowsiness

MildUncommon

Vivid dreams

MildUncommon

Headache

MildUncommon

Rare paradoxical insomnia

SevereRare

Side effect reported

Safe long-term in mice

Dizziness

MildUncommon

Rare skin reactions

SevereRare

GI upset

MildUncommon

Sleep changes

MildUncommon

Limitations & Open Questions

Essentially all human and mechanistic data come from the Khavinson group in Russia, with few independent replications. No large, multicenter human trials exist, and claims of telomere elongation in vivo and lifespan extension in humans remain unproven. There is no regulatory approval outside Russia.

Pharmacology

Epithalon is a synthetic tetrapeptide (Ala-Glu-Asp-Gly) modeled on a pineal peptide (epithalamin). In Russian practice it is given by subcutaneous or intramuscular injection in short courses. Pharmacokinetic data (half-life, bioavailability) are not well characterized in accessible peer-reviewed literature.

Reported Research Dosing

Reported values from research literature and community protocols. Educational reference only — not a dosing recommendation or medical advice.

5-10mg daily for 10 days

Route: SC/IM
Half-life: 30 minutes

Research Protocols

Evidence-Based Protocol (Recommended)

Dose
200-500μg
Frequency
Daily
Route
Subcutaneous

Conservative Start

Dose
100μg
Frequency
Daily
Route
Subcutaneous

Russian Clinical Equivalent

Dose
300μg
Frequency
Daily
Route
Subcutaneous

Traditional Western (Anecdotal)

Dose
5-10mg
Frequency
Daily
Route
Subcutaneous

Ultra-Low Dose

Dose
50μg
Frequency
Daily
Route
Subcutaneous

Research protocols are for educational purposes only. Always consult qualified medical professionals.

Frequently Asked Questions

Does epithalon really lengthen telomeres in humans?

Telomerase activation and telomere elongation were reported only in cell-culture studies from one Russian laboratory; there is no independent clinical evidence of telomere elongation in people.

Is epithalon approved anywhere?

It is not FDA approved; it has been used in Russia within the Khavinson bioregulator research and clinical practice.

Are the longevity claims evidence-based?

Animal lifespan studies by the originating lab exist, but independent replication and large human trials are lacking, so human longevity claims remain unproven.

Research Citations

Related Resources

Quick Facts

Formula

C14H22N4O9

Molecular Weight

390.35

Sequence

AEDG

Mechanism

Telomerase activator for cellular longevity

Safety Information

Research compound only. Limited human safety data available.

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