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Epitalon — longevity

Epitalon

Epitalon

Also called: AEDG, Epithalon

By The Health Stacks Research TeamUpdated July 28, 2026

Epitalon is a synthetic tetrapeptide (Ala-Glu-Asp-Gly) modeled after a natural pineal gland extract (Epithalamin), widely discussed in longevity circles for its potential anti-aging properties. It is an experimental, unapproved peptide that acts on multiple aging pathways simultaneously, including telomere maintenance, epigenetic regulation, oxidative stress reduction, immune system balancing, and circadian rhythm restoration. While it has shown compelling results in laboratory and small human studies for extending cellular lifespan and protecting DNA, it is not yet approved for mainstream clinical use due to the lack of large-scale trials and long-term safety data.

Research-stageEarly-stage — studied in cell or animal models, not yet tested in humans. Medium confidence40–59 — backed by moderate-quality sources. Worth a closer look at the individual citations.
Where to Source Epitalon
Tested purity COA available Fast shipping

Regulatory status

On July 24, 2026, PCAC voted 7–4 to recommend adding Epitalon to the Section 503A Bulks List. The recommendation is non-binding; FDA must still complete formal notice-and-comment rulemaking before Epitalon could be lawfully compounded under 503A. Epitalon is not currently on the 503A Bulks List, remains an unapproved new drug, and 503A compounding remains unlawful pending final FDA action.

Status as of July 27, 2026↗ source

What Epitalon Helps With

The benefits people report — backed by research.

Anti-aging & longevity (28)

Geroprotection / Anti-aging 85/100· 2 srcIncreases telomere length in normal human cells 90/100Activates ALT pathway in cancer cells 90/100Extends telomere length in cancer cells via ALT 90/100Increased longevity 85/100Bioregulation of aging 85/100Increased lifespan in animal models 85/100Anti-tumor and longevity effects in transgenic cancer-prone mice 85/100Extended lifespan and lower spontaneous tumor incidence in mice 85/100Geroprotective effect 85/100Longevity 80/100Extended lifespan and lower spontaneous tumor incidence in female mice 80/100Lower mortality in elderly subjects 80/100Lifespan extension 75/100Extended Lifespan in Model Organisms 75/100Lifespan extension in rodent models 75/100Telomere Elongation 75/100Lower mortality in elderly subjects treated with pineal extract 75/100Enhanced DNA Repair Mechanisms 70/100Influence on epigenetic methylation patterns 70/100Lifespan Extension in Invertebrate Models 70/100Extends lifespan in fruit flies and mice models 70/100Extends median and maximum lifespan by 12-24% in animal models 70/100Chromatin Remodeling 70/100Extension of Replicative Lifespan 70/100Deceleration of Aging 70/100Reduces incidence of chromosomal aberrations in aging mice 65/100Telomere protection 60/100

Antioxidant / oxidative stress (14)

Antioxidant and DNA Repair Mechanisms 85/100· 2 srcReduces intracellular reactive oxygen species in aged oocytes 95/100Reduces intracellular reactive oxygen species in aging oocytes 88/100Supports brain health 85/100Antioxidant activity 85/100Protects against post-ovulatory oocyte aging by reducing oxidative stress 85/100Reduces oxidative damage 80/100Reduces oxidative stress and enhances DNA repair 75/100Fat oxidation 70/100Antioxidant Properties 70/100Increases antioxidant enzyme activity 70/100Increases activities of antioxidant enzymes 65/100Reported geroprotective / antioxidant effects 60/100Antioxidant and neuroendocrine effects described in reviews; clinical relevance unprovenReduction of oxidative damage to telomeric DNA 60/100

Sleep & circadian (13)

Pineal Gland and Melatonin Regulation 85/100· 2 srcImproves sleep 85/100· 2 srcMelatonin release regulation 85/100Restoration of circadian melatonin rhythm 85/100Influences pineal secretion and melatonin regulation in stress-exposed rats 85/100Improved circadian melatonin rhythm in elderly people 85/100Restored melatonin secretion in subjects with low baseline pineal activity 80/100Modulation of pineal-hypothalamic axis and melatonin output 75/100Restores circadian rhythms and stimulates melatonin synthesis 75/100Restores pineal gland function and stimulates endogenous melatonin production 75/100Pineal Gland Regulation and Melatonin Normalization 70/100Modulation of Pineal Melatonin Regulation 70/100Restores circadian and hormonal rhythms by stimulating melatonin synthesis 60/100

Immune modulation (10)

Modulation of IL-2 expression in hypothalamus 85/100· 2 srcEliminates senescent cells 75/100Regulation of lymphocyte chromatin 70/100Protects your cells 70/100Elimination of senescent cells leading to restored exercise capacity, increased fur density, and improved kidney function 70/100Enhances CD4+ T-cell counts and NK cell activity 70/100Strengthens immunity 70/100Immunomodulation 65/100Speeds recovery 60/100Senolytic activity 60/100

Neuroprotection & cognitive (10)

Retinal and Eye Health 85/100· 2 srcNeuroendocrine Regulation 85/100· 2 srcNeuronal differentiation and activity 85/100Promotes neurogenic differentiation of stem cells 85/100Increases neuronal activity 85/100Neuroprotection 70/100Neuroprotective effects in Alzheimer's and Parkinson's disease models 70/100HPA axis modulation / Stress response reduction 65/100Anxiolytic effects via BDNF and GABAergic modulation 65/100Supports brain health 60/100

Tissue & wound healing (6)

Boosts collagen production 90/100Functions as a tissue restoration signal released at injury sites 90/100Heals wounds faster 85/100Speeds up healing 85/100Improves skin health 75/100Respiratory-tissue repair 60/100

Cancer / tumor (6)

Reduction of mammary tumor incidence and count 85/100Inhibitory effect on the development of spontaneous tumors in mice 85/100Reduced tumor incidence in animal models 75/100Inhibits spontaneous tumor formation and metastases 75/100Suppression of Breast Adenocarcinomas 70/100Reduces spontaneous tumors and metastases exhibiting oncostatic and anti-metastatic properties 65/100

Reproductive & hormonal (5)

Decreases frequency of spindle defects and abnormal distribution of cortical granules 95/100Reduces oocyte fragmentation rate 95/100Delays post-ovulatory oocyte aging in vitro by modulating mitochondrial activity and ROS levels 88/100Regulation of estrous function 80/100Enhances TERT protein localization in reproductive cells 60/100

Cytoprotection / cellular defense (5)

Alleviates DNA damage in aging oocytes 95/100Reduction of chromosome aberrations 85/100DNA damage prevention 85/100Improved Cellular Stress Resistance 70/100Reduces genotoxic DNA damage from heavy metals 65/100

Energy & mitochondrial (3)

Increases mitochondrial membrane potential and DNA copy number 95/100Increases mitochondrial membrane potential and mtDNA copy number 85/100Boosts energy 75/100

Glycemic & metabolic (3)

Retinal morphology preservation in diabetic models 85/100Helps regulate blood sugar 65/100Metabolic Regulation 60/100

Renal & hepatic (2)

Improvement of kidney functionality and enzyme activity 85/100Regulation of catecholamines 85/100

Skin, hair & cosmetic (2)

Improves skin health 80/100Produces positive clinical effect in retinitis pigmentosa patients 60/100

Gastrointestinal & gut (2)

Regulation of gastrointestinal enzymes 75/100Modulation of gastrointestinal enzyme activity 70/100

Weight management (2)

Reduces trunk adiposity and normalises IGF-1 75/100Helps regulate blood sugar 70/100

Cardiovascular & vascular (2)

Stabilization of cristae architecture and improved mitochondrial efficiency via cardiolipin binding 70/100Boosts blood flow to injuries 65/100

Musculoskeletal (2)

Speeds muscle recovery 70/100Testosterone Support 60/100

Other Benefits (8)

Release of genes repressed due to age-related condensation of euchromatic chromosome regions 85/100Retinoprotective effect 85/100Supports sirtuin activity 75/100Restores melatonin secretion by the pineal gland in aged monkeys and humans 65/100Reduces inflammation 90/100Inhibits epithelial-mesenchymal transition and fibrosis 85/100Mimics exercise benefits 75/100Protects against future development of additional chromosomal aberrations in pulmonary tuberculosis patients 60/100

How People Use It

Under the skin

  • 1 µg/mouse

For research purposes only. Not medical advice. Talk to a doctor before use.

Get Epitalon for Your Research

Compare research-grade suppliers with third-party COAs and published purity data. For in-vitro and laboratory research use only — not for human consumption, diagnosis, or treatment.

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Technical Details & Research (click to expand)

Amino Acid Sequence

Epitalon4 residues
A
E
D
G
Hydrophobic Acidic Basic Polar Aromatic

Mechanism of Action

Epitalon is a synthetic tetrapeptide (Ala-Glu-Asp-Gly) modeled on a pineal-derived peptide. In human somatic-cell studies it induced expression of telomerase components and lengthened telomeres (Khavinson, 2003), with reported antioxidant and neuroendocrine (geroprotective) effects. The evidence base is concentrated largely in one laboratory/Russian-language literature, with limited independent replication.

Known Side Effects

All Dosing Protocols

Epitalon — SubQ 85/100

Research Citations (116)

  • Overview of Epitalon-Highly Bioactive Pineal Tetrapeptide with Promising Properties

    Review2025 Key study 72/100
    Source

  • Epitalon increases telomere length in human cell lines through telomerase upregulation or ALT activity

    In vitro 68/100
    Source

  • Mechanisms underlying geroprotective effects of peptides

    2002 90/100
    Source

  • Physiological role of short peptides in nutrition

    2003 90/100
    Source

  • Molecular physiology of aging

    2001 85/100
    Source

  • Dipeptides Increase Functional Activity of Human Skin Fibroblasts

    2015 90/100
    Source

  • Effects of short peptides on lymphocyte chromatin in senile subjects

    2004 90/100
    Source

  • Comparative analysis of the expression of c-Fos and interleukin-2 proteins in hypothalamus cells during various treatments

    2008 90/100
    Source

  • Effect of epitalon on the lifespan increase in Drosophila melanogaster

    2000 90/100
    Source

  • Effects of peptides on proliferative activity of retinal and pigmented epithelial cells

    2003 90/100
    Source

  • Effects of epithalon on activities gastrointestinal enzymes in young and old rats

    2002 90/100
    Source

  • Synthesis of IL-2 mRNA in cells of rat hypothalamic structures after injection of short peptides

    2005 90/100
    Source

  • Influence of Epitalon on Mice Strains: A Review of Experimental Data

    90/100
    Source

  • Epitalon increases telomere length in human cell lines through telomerase upregulation or ALT activity

    2025 95/100
    Source

  • Peptides and Ageing

    2002 90/100
    Source

History & Milestones

Key moments in Epitalon’s research and regulatory timeline — sourced and dated.

  1. Epitalon increases telomere length in human cell lines through telomerase upregulation or ALT activityPublicationJan 1, 2025
    95/100↗ source
  2. Dipeptides Increase Functional Activity of Human Skin FibroblastsPublicationJan 1, 2015
    90/100↗ source
  3. [Peptides, genome, aging]PublicationJan 1, 2014
    90/100↗ source
  4. Biogerontology in Russia: from past to futurePublicationJan 1, 2011
    90/100↗ source
  5. Comparative analysis of the expression of c-Fos and interleukin-2 proteins in hypothalamus cells during various treatmentsPublicationJan 1, 2008
    90/100↗ source
  6. Synthesis of IL-2 mRNA in cells of rat hypothalamic structures after injection of short peptidesPublicationJan 1, 2005
    90/100↗ source
  7. Effects of short peptides on lymphocyte chromatin in senile subjectsPublicationJan 1, 2004
    90/100↗ source
  8. Physiological role of short peptides in nutritionPublicationJan 1, 2003
    90/100↗ source
  9. Effects of peptides on proliferative activity of retinal and pigmented epithelial cellsPublicationJan 1, 2003
    90/100↗ source
  10. Mechanisms underlying geroprotective effects of peptidesPublicationJan 1, 2002
    90/100↗ source
  11. Effects of epithalon on activities gastrointestinal enzymes in young and old ratsPublicationJan 1, 2002
    90/100↗ source
  12. Peptides and AgeingPublicationJan 1, 2002
    90/100↗ source
  13. Molecular physiology of agingPublicationJan 1, 2001
    85/100↗ source
  14. Effect of epitalon on the lifespan increase in Drosophila melanogasterPublicationJan 1, 2000
    90/100↗ source

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