Epitalon
Quick facts
- Researched for
- Longevity, healthy aging, sleep timing, melatonin patterns and telomeres
- Route or form
- Injection
- Evidence so far
- Cell studies plus one human study of an older extract, not of Epitalon itself.
- Not established
- There is no direct proof that it extends human life or reverses aging.
- Commonly researched
- 500 to 1,000 mcg, dailyPractitionerSee every range
- Where to get it
- At our partner, US Precision Peptides.Go to Next step
By the Learn Peptides editorial team · Updated · How We Research
What people are researching it for
People are researching Epitalon for longevity, healthy aging, sleep timing, melatonin patterns, and telomeres.
Sleep. Reset. Longevity research.
- What is Epitalon?
- a synthetic 4-amino-acid peptide: Ala-Glu-Asp-Gly (AEDG)
- Checklist: 4 amino acids (AEDG)
- How does it work?
- Not written out in this text version.
- Common research use cases
- Not written out in this text version.
- How it's used in research
- Route: Subcutaneous (common)
- Route: Sublingual (seen in some research)
- Route: Cycled rather than continuous
- Common dosing: 0.5 to 10 mg per day discussed online
- Common dosing: Many users prefer lower-dose short cycles
- Common dosing: Often used for 10 to 20 days
- Common dosing: Morning or evening use both reported
- Keep in mind: No standardized protocol
- Keep in mind: Epitalon is not the same as Epithalamin
- Keep in mind: Protocol quality varies widely
- There is no standardized dose or protocol. Research use should be thoughtful, tracked, and adjusted based on individual response.
- What users report
- Keep in mind: Some users feel almost nothing
- Keep in mind: Responses vary widely
- Keep in mind: A few report worsened sleep or low mood
- Keep in mind: Longevity effects are not directly “felt”
- Key takeaway
- ...while its longevity reputation comes mostly from cell and animal research.
- The most credible real-world signal is improved sleep quality or a “reset” sleep cycle, not dramatic immediate anti-aging effects.
- The bottom line
- ...The strongest forum signal is better sleep, while the longevity story remains promising but unproven in humans.
Reasons people look into Epitalon. An interest is not a promise that it works.
- Sleep
- Longevity & energy
People mostly look to it for sleep and aging, and split on whether anything shows.
Community reports
Community interest often centers on sleep timing, circadian rhythm, and long-term healthy-aging goals rather than an immediate noticeable effect.
Community reports
Epitalon's longest, richest record is on LongeCity, where people mostly used it for sleep and stress, and some for skin appearance. Reports split sharply on whether anything visible happens, even among people who ran it multiple times.
Lab studies on cells, plus sleep studies in people of a related extract.
Cell studies have looked at telomerase and telomeres. Related pineal-peptide research has also examined melatonin and sleep timing in people.
A tiny peptide out of decades of Russian pineal-gland research, discussed mainly for resetting sleep and circadian rhythm.
What this is based on
- Human researchStudied in people for this or a related question.
- Cell / in vitroSeen in cells in a lab dish. An early signal, not proof it works in the body.
- Community reportsWhat people describe noticing. Not proof of cause.
- Industry perspectiveCommentary from practitioners and the industry, based on experience. Not a study.
- Learn Peptides explanationOur own plain-English summary of the sources. It is not a source itself.
There is no direct proof that it extends human life or reverses aging.
There is no direct proof that pure Epitalon extends human lifespan or meaningfully reverses aging.
Safety notes
Tested in people. How many took part, for how long, and who they were still matter.
- You have trouble breathing or wheezing, or your face, lips, tongue or throat swell.
- You get hives away from the injection site, or feel severely dizzy or faint.
For these signs, call 911 or your local emergency number.
- Redness spreads, or heat, swelling or pain keeps growing where you injected.
- A lump keeps growing or does not go away, or you see pus or red streaks.
- You have a fever or chills, or feel sick all over.
- Cancer, now or in the past. In the cited commentary, a theoretical concern is flagged: it is studied for switching on telomerase, which some cancers also use.
- No data in pregnancy or lactation. Industry perspective
- No data in children or teenagers. Industry perspective
- High doses (5 to 10 ) can paradoxically overstimulate some people and worsen sleep. Industry perspective
- multiple sedating compounds with it can cause morning grogginess. Industry perspective
- In roughly 10 to 20% of people it makes them more wired and alert at night instead of sleepy. Industry perspective
- No formal drug-interaction data exists. Industry perspective
- Immunogenicity (allergic/immune response) is unknown. Industry perspective
Questions to bring to your doctor
Only for the conditions this page cautions about. Bring this page with you.
- I have or had cancer. Should I avoid Epitalon, and what would you watch for?
Shows each range and its source, including one scaled from animal studies.
Commonly researched ranges, and how they were measured.
Commonly researched range for Epitalon
500 to 1,000 mcg
daily · Injection
Practitioner
All 6 ranges in our record
Each one is labeled with where it comes from. They are different ways of using Epitalon, not steps to follow in order.
Standard, general optimization (tier one)
Practitioner- Amount per dose
- 500 to 1,000 mcg
- How often
- Daily
- Typical schedule
- 10-20 days, repeated 2-3 times per year
- Route
- Injection
Performance / active circadian repair (tier two)
Practitioner- Amount per dose
- 1,000 to 2,000 mcg
- How often
- Daily
- Typical schedule
- 10-30 days (a post-illness-recovery variant runs 10-20 days; a sleep-focused recovery-stack variant runs at least 30 days at the 1 mg low end)
- Route
- Injection
Significant decline / long-standing dysfunction (tier three)
Practitioner- Amount per dose
- 2,000 to 5,000 mcg
- How often
- Daily
- Typical schedule
- 10-20 days
- Route
- Injection
Continuous low dose
Practitioner- Amount per dose
- 250 to 500 mcg
- How often
- Daily
- Typical schedule
- Continuous
- Route
- Injection
Scaled human-equivalent estimate (from animal literature)
Animal research (extrapolated)- Amount per dose
- 190 to 230 mcg
- How often
- Daily
- Typical schedule
- Not stated
- Route
- Injection
Scaled from animal research, not tested at this amount in people.
Common online protocol (the practitioner does not recommend this)
Practitioner- Amount per dose
- 5,000 to 10,000 mcg
- How often
- Daily
- Typical schedule
- 10-20 day course
- Route
- Injection
From our visual summary
Community reports
Community reports, from the Learn Peptides visual summary. These lines sit beside the ranges above and are not merged with them.
- Common dosing
- 0.5 to 10 mg per day discussed online
- Many users prefer lower-dose short cycles
- Often used for 10 to 20 days
- Morning or evening use both reported
There is no standard dose. Track how you respond, and change one thing at a time.
These ranges were last reviewed Sep 2026.
Check your syringe math with your own numbers.
A tiny lab-made peptide based on a brain gland extract, mostly discussed for sleep timing.
Epitalon is a very small, four-amino-acid peptide built to capture the effect of a natural pineal gland extract in a synthetic, more precisely made form. It's part of the same Khavinson Institute research family as Cartalax. It's discussed for restoring a more normal melatonin schedule, with a more speculative secondary interest in telomere length. It's given as an injection.
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