Epitalon (Epithalon)

Synthetic Pineal Tetrapeptide | Telomerase Activator

Weight: 390.35 Da
Half-life: Not established (short peptide)
Chain: 4 amino acids
6 studies
2020 latest
3 recent
Well Studied
Dose 100-500mcg per injection
Frequency Once daily for 10-20 consecutive days
Cycle 10-20 days per cycle
Storage Lyophilized: 2-8°C refrigerated; Reconstituted: 2-8°C refrigerated, use within 30 days

Community Research

Join others researching Epitalon — share findings, ask questions, and learn from real experiences

Epitalon is a synthetic tetrapeptide developed by Russian scientist Vladimir Khavinson with 35+ years of research. It activates telomerase at extremely low concentrations to maintain telomere length, stimulates melatonin production, and modulates gene expression through epigenetic mechanisms.

Mechanism of Action

Activates telomerase at extremely low concentrations (10⁻¹⁷ to 10⁻¹⁵ M) to maintain telomere length, stimulates melatonin production from the pineal gland, and modulates gene expression through epigenetic mechanisms.

01 Telomere extension and cellular replicative lifespan extension
02 Enhanced melatonin production
03 Improved immune function
04 Potential lifespan extension (25-33% in animal studies)
05 Systemic anti-aging through cellular rejuvenation
06 Short cycle duration with long-lasting effects

Molecular Data

Molecular Weight
390.35 Da
Chain Length
4 amino acids
Type
Tetrapeptide
Amino Acid Sequence
One-letter: AEDG
H₂N
A 1
O C
N
E 2
O C
N
D 3
O C
N
H
G 4
COOH
Ala
1

Alanine

Position 1

Glu
2

Glutamic Acid

Position 2

Asp
3

Aspartic Acid

Position 3

Gly
4

Glycine

Position 4

N-terminus C-terminus
Hydrophobic
Polar
Positive (+)
Negative (-)
Modified

Research Indications

Anti-Aging
Telomere Extension most effective

Activates telomerase at microgram doses to extend telomeres and cellular replicative lifespan.

Cellular Rejuvenation most effective

Reverses aging markers and improves mitochondrial function at the cellular level.

Lifespan Extension effective

Animal studies show 25-33% lifespan increases using 30-40mcg/kg doses.

Neuroprotection
Pineal Function Restoration effective

Restores pineal gland function and circadian melatonin rhythm in elderly.

Neurogenesis Support effective

Supports new neuron formation at nanogram concentrations.

Retinal Protection effective

90% response rate for retinal degeneration at 5mcg per eye dosing.

Immunity
Thymus Regeneration moderate

Supports thymus gland regeneration for improved immune function.

Immune Surveillance moderate

Enhanced immune surveillance and countering of immunosenescence.

Dosing Protocols

Subcutaneous injection is the primary and most researched route. Short cycles of 10-20 days with 4-6 month breaks between cycles.

GoalDoseFrequencyRoute
Standard anti-aging200-500mcg1x daily for 10-20 daysSubQ
Conservative start100mcg1x daily for 10-20 daysSubQ
Russian clinical equivalent300mcg1x daily for 10-20 daysSubQ
Ultra-low dose50mcg1x daily for 10-20 daysSubQ

Reconstitution Instructions

Materials Needed:
  • Epitalon lyophilized powder vial (typically 10mg)
  • Bacteriostatic water (5mL creates 2mg/mL)
  • Insulin syringes (0.3mL for accurate microgram dosing)
  • Alcohol swabs
  • Sterile work surface
  1. 1 Clean vial tops with alcohol swabs
  2. 2 Add 5mL bacteriostatic water to 10mg vial (creates 2mg/mL)
  3. 3 Inject water slowly at vial side wall
  4. 4 Gently swirl - do not shake vigorously
  5. 5 Solution should be clear and colorless
  6. 6 Refrigerate immediately
  7. 7 Use 0.3mL insulin syringes for accurate microgram dosing
  8. 8 Use within 30 days of reconstitution

Protocol Variations

Multiple approaches exist - compare before choosing

Different sources recommend different protocols for this peptide. Review each approach and consider your goals, tolerance, and experience level before choosing.

Research-Based Low Dose

Traditional

Source: Published Clinical Studies

"Use doses validated in peer-reviewed human research"

Based on actual human clinical trials, including a study of 75 women using 0.5mg/day sublingually for 20 days. Animal studies typically used 0.1-10mcg/mouse/day. This approach prioritizes evidence-based dosing over anecdotal community protocols.

Key Points

  • 0.5-1mg daily (10-20x lower than community protocols)
  • Supported by peer-reviewed human clinical data
  • 20-day cycle length from clinical trials
  • More economical per cycle
  • Aligns with research showing microgram-level efficacy

Dosing Schedule

Standard
0.5-1mg · Daily
Break
None · N/A

High-Dose Community Protocol

Alternative

Source: Biohacking Communities

"Higher doses for potentially stronger effects"

Widely circulated protocol recommending 5-10mg daily injections. This dosing lacks peer-reviewed human clinical data and may stem from translation errors of Russian research or extrapolation from other peptides. No published studies validate this dose range in humans.

Key Points

  • 5-10mg daily (10-20x higher than research protocols)
  • No peer-reviewed human data at these doses
  • Significantly more expensive per cycle
  • Unknown if higher doses provide additional benefit
  • May have originated from translation errors

Dosing Schedule

Loading
5-10mg · Daily
Break
None · N/A

Interactions

++
Melatonin
Both work through pineal pathways; may enhance circadian rhythm effects.
synergistic
++
Thymalin
Enhanced immunomodulation - commonly combined in Russian protocols.
synergistic
+
NAD+ Precursors
Different anti-aging pathways; complementary mechanisms.
compatible
+
Growth Hormone Peptides
Different axis activation; no known interactions.
compatible
+
BPC-157
Different regenerative mechanisms.
compatible
~
Cortexin
Both are neuroprotective; monitor for cumulative effects.
monitor
+
Semax/Selank
Different neurocognitive focus.
compatible
!
Cancer Therapeutics
Telomerase activation may theoretically affect malignancy; avoid with active cancer.
avoid

What to Expect

Days 1-3
Subtle energy improvement possible
Days 3-7
Better sleep quality, vivid dreams (melatonin effect)
Week 2
Enhanced morning energy, mood stability
Week 3-4
Skin quality improvements, enhanced wound healing
Months 2-3
Laboratory markers may show telomere changes
Long-term
Cumulative anti-aging benefits with repeated cycles

Side Effects & Safety

Common Side Effects

  • Generally well-tolerated with minimal side effects
  • Mild injection site reactions
  • Vivid dreams (melatonin-related)
  • Possible mild digestive upset (oral route)

Stop Signs - Discontinue if:

  • Signs of allergic reaction
  • Persistent injection site inflammation
  • New or changing moles (monitor skin)
  • Cancer diagnosis (discontinue immediately)
  • Unusual fatigue or weakness

Contraindications

  • Active malignancy (telomerase activation concern)
  • Chronic sinusitis (nasal route)
  • Known peptide allergies
  • Pregnancy or breastfeeding

Quality Checklist

Good Signs

  • White to off-white lyophilized powder
  • Clear, colorless solution when reconstituted
  • Certificate of analysis available (>98% purity)
  • Medical-grade pharmaceutical appearance
  • Proper cold-chain shipping

Warning Signs

  • Widespread dosing misinformation exists
  • Many sources recommend 5-10mg based on translation errors
  • Original research demonstrates microgram efficacy
  • Verify supplier credentials carefully

Bad Signs

  • Yellow or discolored powder (degradation)
  • Cloudy solution after mixing (contamination)
  • Missing or questionable sourcing documentation

References

  • Epithalon peptide induces telomerase activity and telomere elongation in human somatic cells
    Khavinson VKh, Bondarev IE, Butyugov AA
    Bulletin of Experimental Biology and Medicine (2003)

    Addition of epithalon to telomerase-negative human fetal fibroblast culture induced expression of catalytic subunit (hTERT), enzymatic activity of telomerase, and telomere elongation. Extended replicative lifespan of cells.

  • Peptides of pineal gland and thymus prolong human life
    Khavinson VKh, Morozov VG
    Neuroendocrinology Letters (2003)

    Clinical trial of 266 elderly subjects over 6-8 years: Epithalamin reduced mortality 1.6-1.8 fold. Combined Thymalin + Epithalamin treatment for 6 years reduced mortality 4.1-fold vs control with improved cardiovascular and immune parameters.

  • Synthetic tetrapeptide epitalon restores disturbed neuroendocrine regulation in senescent monkeys
    Khavinson VKh, Goncharova ND, Lapin BA
    Neuroendocrinology Letters (2001)

    Epitalon significantly stimulated melatonin synthesis in senescent monkeys during evening hours, normalizing circadian rhythm of cortisol secretion and restoring neuroendocrine regulation.

  • Pineal-regulating tetrapeptide epitalon improves eye retina condition in retinitis pigmentosa
    Khavinson VKh, Razumovsky MI, Trofimova SV, Grigoryan RA, Kharitonova OA
    Neuroendocrinology Letters (2002)

    Epitalon therapy in patients with degenerative retinal lesions resulted in positive clinical effect in 90% of cases, intensifying bioelectric and functional activity of retina due to preservation of morphological structure.

  • Effect of Epitalon on biomarkers of aging, life span and spontaneous tumor incidence in female Swiss-derived SHR mice
    Anisimov VN, Khavinson VKh, Popovich IG, Zabezhinski MA, Alimova IN, Rosenfeld SV, Zavarzina NY, Semenchenko AV, Yashin AI
    Biogerontology (2003)

    Epitalon injected from 3 months until natural death increased maximum lifespan by 12.3% and last 10% survivors by 13.3%. Slowed age-related estrous function decline and reduced chromosome aberrations by 17.1%. Inhibited leukemia development 6-fold.

  • AEDG Peptide (Epitalon) Stimulates Gene Expression and Protein Synthesis during Neurogenesis: Possible Epigenetic Mechanism
    Khavinson VKh, Diomede F, Mironova E, Linkova N, Trofimova S, Trubiani O, Marconi GD, Paiushina O
    Molecules (2020)

    AEDG peptide increased neurogenic differentiation markers (Nestin, GAP43, β-Tubulin III, Doublecortin) 1.6-1.8 fold in human gingival mesenchymal stem cells. Molecular modelling showed preferential binding with H1/6 and H1/3 histones, suggesting epigenetic regulation.

Disclaimer

This information is for educational and research purposes only. Consult a healthcare professional before use.