Epitalon — Peptide Protocol Wiki reference
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Epitalon: Approval Status, Telomerase & Anti-Aging Data | Peptide Protocol Wiki Skip to main content 🧬 Peptide Protocol Wiki Peptides Side Effects New Learn Directory Tools Blog News About ⌘K ⌘K 🌱 New to Peptides? Start the 7-step beginner guide Peptides Side Effects New Directory Learn Tools Blog News About Epitalon 📋 Overview 🧬 Molecule 🔄 Similar ⚠️ Side Effects 💉 Dosing 🔬 Research 🚨 Risks 👥 Community 📊 Community Data Home Peptides Epitalon Anti-Aging & Longevity Immune Support preclinical Epitalon Also known as: Epithalon, Epithalone, AGAG peptide Compare with 3 peptide s Research compiled by Peptide Protocol Wiki 📅 Updated January 29, 2026 Citations Verified TL;DR Epitalon is a synthetic tetrapeptide (Ala-Glu-Asp-Gly) developed as an analog of the pineal gland peptide Epithalamin. It is reported to activate telomerase (hTERT) in human somatic cells and has been studied for anti-aging and lifespan-extending properties, though most evidence originates from a single research group.
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Findings (67) · awaiting review (31)
mechanism · pending
in the Bulletin of Experimental Biology and Medicine, Epitalon treatment of human fetal lung fibroblast cultures was reported to reactivate hTERT expression and in
safety · pending
Epitalon: Approval Status, Telomerase & Anti-Aging Data | Peptide Protocol Wiki Skip to main content 🧬 Peptide Protocol Wiki Peptides Side Effects New Learn Directory Tools Blog News About ⌘K ⌘K 🌱 New to Peptides?
mechanism · pending
The proposed mechanism involves epigenetic regulation of the hTERT promoter.
mechanism · pending
Khavinson's group has suggested that Epitalon interacts with specific DNA sequences in the promoter region of the hTERT gene, potentially through direct peptide-DNA binding or through modulation of transcription factor binding.
dosing · pending
Start the 7-step beginner guide Peptides Side Effects New Directory Learn Tools Blog News About Epitalon 📋 Overview 🧬 Molecule 🔄 Similar ⚠️ Side Effects 💉 Dosing 🔬 Research 🚨 Risks 👥 Community 📊 Community Data Home Peptides Epitalon Anti-Aging & Longevity Immune Support preclinical Epitalon Also known as: Epithalon, Epithalone, AGAG peptide Compare with 3 peptide s Research compiled by Peptide Protocol Wiki 📅 Updated January 29, 2026 Citations Verified TL;DR Epitalon is a synthetic tetrapeptide (Ala-Glu-Asp-Gly) developed as an analog of the pineal gland peptide Epithalamin.
safety · pending
Browse all anti-aging peptides → Table of Contents 📌 TL;DR • Activates telomerase (hTERT) expression in human somatic cells • Elongated telomeres in cell culture studies • Khavinson studies report lifespan extension in animal models • Synthetic analog of endogenous pineal peptide Epithalamin Community-Reported Side Effects Anecdotal ?
dosing · pending
ference Anti-aging via telomerase activation and melatonin regulation 💉 Dosing Amount 5-10 mg per day Frequency Once daily Duration 10-20 consecutive days per course; repeat every 4-6 months (2-3 courses per year) 💊 Administration Route SC Schedule Once daily Timing Evening/before bed preferred (aligns with pineal gland melatonin release cycle) ✓ Rotate injection sites 📅 Cycle Duration 10-20 consecutive days per course; repeat every 4-6 months (2-3 courses per year) Repeatable Yes Course-based protocol with rest periods Preparation & Storage Diluent: Bacteriostatic water Storage: Lyophilized powder: store at -20 degrees Celsius or colder.
contraindication · pending
⚗️ Suggested Bloodwork ( 6 tests) CBC with differential When: Baseline Why: General health baseline CMP When: Baseline Why: Liver and kidney function Melatonin level (overnight or salivary) When: Baseline Why: Baseline if assessing pineal function Telomere length test (if desired) When: Baseline Why: Baseline measurement for longitudinal tracking IGF-1 When: Baseline Why: General aging biomarker CMP When: End of each 10-20 day course Why: Safety monitoring 💡 Key Considerations → Contraindication: Avoid in active cancer due to theoretical concern about telomerase activation promoting cancer cell immortalization Subsc
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Restore access No thanks, continue reading Related Reading Peptide FOXO4-DRI senolytic peptide for aging research Peptide GHK-Cu anti-aging copper peptide Peptide Pnc27 peptide How Epitalon works at the cellular level Overview of Epitalon benefits and applications Scientific Details Molecular Formula C14H22N4O9 Molecular Weight 390.3 Da CAS Number 307297-39-8 Sequence Ala-Glu-Asp-Gly What is Epitalon?
mechanism · pending
The development of Epitalon is rooted in Khavinson's broader theory of bioregulatory peptides, which proposes that short peptides (2-4 amino acids) derived from various organs can act as gene regulators to restore age
mechanism · pending
The primary mechanism of interest attributed to Epitalon is the activation of telomerase, specifically the catalytic subunit human telomerase reverse transcriptase (hTERT), in human somatic cells.
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Mechanism of Action # Telomerase Activation and hTERT Expression # The most studied molecular activity of Epitalon is its reported capacity to activate telomerase expression in human somatic cells, which normally maintain telomerase in a transcriptionally repressed state.
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The specific transcription factors and signaling pathways mediating this effect have not been definitively characterized by independent research groups.
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Pineal Gland Regulation and Melatonin # Within the Khavinson bioregulatory framework, Epitalon is proposed to restore age-related decline in pineal gland function, particularly the nocturnal synthesis and secretion of melatonin.
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ging, resulting in reduced melatonin amplitude and disrupted circadian rhythm signaling.
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The proposed mechanism involves Epitalon-mediated reactivation of gene expression in pinealocytes, including genes involved in melatonin biosynthesis (serotonin N-acetyltransferase, AANAT) and neuroendocrine signaling.
regulatory · pending
However, the direct molecular interaction between a four-amino-acid peptide and specific pinealocyte gene regulatory elements has not been structurally elucidated.
mechanism · pending
Khavinson Bioregulator Theory # Epitalon is the most prominent example of Khavinson's broader bioregulator peptide concept, which proposes that short peptides (typically 2-4 amino acids in length) extracted from specific organs or synthesized to match endogenous organ-derived peptide sequences can function as gene regulators that restore tissue-specific function.
mechanism · pending
The theory posits that these peptides interact directly with DNA or chromatin to modulate gene expression in a tissue-specific manner, countering the transcriptional changes associated with aging.
regulatory · pending
The regulatory mechanism proposed for all of these peptides involves direct peptide-DNA interactions, a concept that remains controversial in mainstream molecular biology, where gene regulation is primarily attributed to protein transcription factors, epigenetic modifications, and non-coding RNA molecules rather than direct interactions with free short peptides.
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In one widely cited study, aged female rats treated with Epitalon showed a reported 13.3% increase in mean lifespan.
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In studies of transgenic mice bearing the HER-2/neu oncogene (a model of spontaneous mammary carcinogenesis), Epitalon treatment reportedly reduced tumor incidence and extended lifespan.
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eported reduced mortality over 6 to 15 year follow-up periods in elderly patients receiving periodic courses of peptide bioregulators, including Epithalamin and/or Epitalon.
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The broader field of telomere biology has established clear associations between telomere length and aging-related outcomes.
safety · pending
Individuals with shorter leukocyte telomere lengths show increased risk of cardiovascular disease, certain cancers, and all-cause mortality in epidemiological studies.
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However, the relationship between telomere length and health outcomes is complex and not strictly causal; telomere shortening may be a biomarker of cumulative cellular stress rather than a direct mechanistic driver of all aging pathologies.
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Neuroendocrine and Antioxidant Effects # Additional reported effects of Epitalon include normalization of the anterior pituitary hormonal response in aged animals, antioxidant activity through modulation of enzymatic antioxidant systems (superoxide dismutase, catalase, glutathione peroxidase), and immunomodulatory effects including restoration of age-related thymic involution.
mechanism · pending
These effects have been reported primarily in publications from the Khavinson group and align with the proposed mechanism of restoring pineal-neuroendocrine axis function.
regulatory · pending
Independent verification is particularly important for the more extraordinary claims, such as lifespan extension, telomerase activation by a simple tetrapeptide, and direct peptide-DNA regulatory interactions.
mechanism · pending
The mainstream scientific community has not widely adopted the Khavinson bioregulatory peptide framework, and the proposed mechanism of direct short peptide-DNA interaction lacks strong supporting evidence from structural biology or biophysics.
safety · pending
What are the side effects of Epitalon?
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Mechanistic Plausibility Concerns # The proposed mechanism by which a four-amino-acid peptide directly regulates gene transcription through DNA binding faces substantial theoretical challenges.
mechanism · pending
Alternative mechanisms, such as indirect effects through cell surface receptors, intracellular signaling cascades, or epigenetic modifiers, have not been rigorously investigated.
safety · pending
The human data reported by Khavinson and colleagues derive from observational studies and clinical practice at Russian bioregulation centers rather than from randomized, controlled clinical trials designed to establish efficacy and safety.
dosing · pending
The absence of phase-based clinical development data means that fundamental pharmacological parameters -- including bioavailability, pharmacokinetics, dose-response relationships, and safety in diverse human populations -- remain undefined.
safety · pending
Telomerase Activation and Cancer Risk # A theoretical safety concern associated with any telomerase-activating agent is the pote
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While the relationship between therapeutic telomerase activation in normal cells and cancer risk is complex and not fully understood, any agent proposed to activate hTERT expression must be evaluated for oncogenic potential through rigorous long-term studies.
regulatory · pending
Regulatory Status # Epitalon is not approved for therapeutic use in any major pharmaceutical regulatory jurisdiction (FDA, EMA, PMDA).
regulatory · pending
It is available as a research chemical and is used in some alternative medicine and anti-aging clinic settings, but without regulatory oversight or quality assurance guarantees.
outcome · pending
Key Research Findings # Effect of Epitalon on the lifespan of aged female rats , published in Bulletin of Experimental Biology and Medicine (Anisimov VN et al., 2003): The study showed reported that chronic Epitalon administration to aged female rats extended mean lifespan by 13.3 percent compared to untreated controls, with reduced incidence of spon
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