Cell study· 2025
Epitalon increases telomere length in human cell lines through telomerase upregulation or ALT activity.
Biogerontology
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PreclinicalNot FDA-approved
Epitalon
Synthetic AEDG tetrapeptide
Also indexed as: Epithalon · AEDG tetrapeptide
What this evidence does not tell us
The linked 2025 study is in human cell lines, including cancer cells—not a human clinical trial or evidence of longer lifespan.
Terms on this page
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8 glossary terms used in this profile
Terms on this page
Unfamiliar word? Open this panel for simple explanations, right here.
8 glossary terms used in this profile
Select a word to see its meaning. You can keep more than one definition open.
Definitions explain the words—not whether a molecule works or is safe. Research education only, not medical advice.
Overview
Epitalon, also spelled epithalon, is a synthetic four-amino-acid peptide with the sequence AEDG. It is discussed in pineal-related, telomere and aging research, without an established human longevity benefit.
Mechanism of action
Telomere / cellular senescence
Synthetic tetrapeptide investigated in Russian longevity research literature for pineal-telomerase signaling.
A biological pathway describes a proposed or observed interaction—not necessarily a demonstrated health outcome.
Decode the terminology in our glossaryScientific evidence
How strong is the evidence?
Early lab & animal research
- Limited evidence
- Early researchCurrent category
- Human research
- Human outcomes
Most support comes from cells or animals. These studies help form questions, but do not prove a treatment works in people.
For this research: The linked 2025 study is in human cell lines, including cancer cells—not a human clinical trial or evidence of longer lifespan.
An editorial guide—not a validated score, a percentage, a safety rating or an approval badge. Regulatory status is separate. More research does not mean fewer risks.
Cell studies
The linked study measures telomeres and telomerase/ALT in cultured human cells, including cancer cell lines. Human cells in a dish are not human clinical evidence.
Animal experiments
Animal evidence is not separately assessed here. Findings in animals must not be interpreted as demonstrated human benefit.
Human observational studies
Associations, biomarker studies and anecdotes cannot establish treatment causality; no observational result is used here to infer clinical effectiveness.
Human clinical trials
Reliable, independently replicated human outcome evidence is not established by the selected sources in this edition.
Regulatory evidence
No FDA-approved finished drug for this molecule is identified in this edition. Investigational use, published research or compounding does not establish FDA approval.
Potential research applications
Telomerase, telomere maintenance and pineal-related biology.
These describe scientific questions, not prescribing recommendations. A research grouping does not establish combination safety or clinical effectiveness.
Explore research by health goalSafety considerations
Long-term safety is unknown. Telomere effects in cancer cell lines are not evidence of cancer treatment or safety. FDA identifies immunogenicity and insufficient safety information.
This is not an exhaustive safety or contraindication list. An absence of reported harm is not proof of safety. Pregnancy, breastfeeding, cancer history, endocrine disease and concurrent medicines can materially change risk. Unregulated preparations add identity, contamination and sterility risks.
Read FDA’s compounding safety informationRegulatory status · United States
Not FDA-approved
No FDA-approved finished drug for this molecule is identified in this edition. Investigational use, published research or compounding does not establish FDA approval.
Regulatory status and evidence strength are different. A nomination for compounding, a clinical-trial registration or a “research use only” label is not approval. International rules vary; consult the current regulator and product label.
Selected literature & source transparency
Matched bibliographic records confirm a publication’s identity, not the validity of every claim. Selected sources are not a systematic literature review.
Continue your own source search
These open search results, not additional verified citations. Trial registration is not evidence that a treatment works.
Three questions worth bringing to your clinician
- Which human outcomes—not just biomarkers—support this claim?
- What established options address my actual health concern?
- What do my medical history and current medicines change about the risks?
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