CalcMyPeptide
Khavinson BioregulatorAlso known as: Epithalamine, Natural Epitalon extract

Epithalamin

Epithalamin is the legendary, towering Cytomax extraction derived directly from the pineal glands of young animals. As the raw, natural predecessor of the synthetic Epitalon, it represents the absolute apex of systemic longevity research. It famously served as the exact compound used in Khavinson’s landmark 15-year human mortality studies, where it was proven to radically extend lifespan, drastically slash all-cause mortality, and forcefully reverse systemic cellular senescence in elderly cohorts.

Reviewed by CalcMyPeptide Editorial Team
Last updated: April 2026Evidence: Moderate2 peer-reviewed citations

Quick Stats

Half-LifeMixture (variable)
Dose Range5-10 mg IM
Frequency1× daily for 10-20 day cycles
Vial Sizes5 mg, 10 mg
BioavailabilityIntramuscular injection
Year Developed1980s

Scientific Data

Molecular Formula
Polypeptide extract (Pineal tissue <10 kDa)
Molecular Weight
Mixture (<10 kDa)
PubChem ID

Mechanism of Action

Epithalamin is the original, legendary purified polypeptide extract from the pineal glands of cattle, developed by Vladimir Khavinson for the Soviet military in the 1980s. It is the sterile, injectable pharmaceutical precursor to the oral Cytomax Endoluten and the blueprint for the synthetic tetrapeptide Epitalon.

Administered intramuscularly, Epithalamin directly restores pineal gland function. In historic 15-year longitudinal clinical trials in elderly populations, Epithalamin was shown to reset circadian melatonin rhythms, upregulate telomerase activity, dramatically enhance T-cell immunity, and cut all-cause mortality rates by nearly 50%. It is arguably the most extensively human-tested anti-aging peptide sequence in history.

Source: PMID: 12937682

Background & History

Epithalamin holds a unique position in bioregulator history as the preparation used in Khavinson's most famous clinical trial — the 15-year mortality study published in 2003. In this study, elderly patients (60-80 years) receiving annual courses of Epithalamin + Thymalin showed 46% lower mortality compared to controls. Epithalamin is extracted from bovine pineal glands and is the natural multi-peptide precursor from which synthetic Epitalon (AEDG) was later isolated and characterized.

Research Use Cases

  • Longevity research
  • Telomerase activation
  • Circadian rhythm restoration
  • Melatonin production support
  • Anti-aging protocols

Dosing Protocol

Typical Dose5-10 mg IM
Frequency1× daily for 10-20 day cycles
Half-Life~3 hours
Common Vial Sizes5 mg, 10 mg

Dosing Protocols

Historic Clinical Course

Dose
10 mg
Frequency
Daily IM injection for 10-15 days, repeated yearly
Note: The protocol responsible for the famous Russian 15-year life extension studies.

Body-Weight Dosing Reference

Estimated doses extrapolated from the published research range of 500010000 mcg/day (referenced to 70 kg / 154 lb). These are approximations — consult a qualified healthcare provider for personalised guidance.

WeightLowTargetHigh
120 lb(54 kg)3857 mcg5786 mcg7714 mcg
140 lb(63 kg)4500 mcg6750 mcg9000 mcg
160 lb(73 kg)5214 mcg7821 mcg10429 mcg
180 lb(82 kg)5857 mcg8786 mcg11714 mcg
200 lb(91 kg)6500 mcg9750 mcg13000 mcg
220 lb(100 kg)7143 mcg10714 mcg14286 mcg
250 lb(113 kg)8071 mcg12107 mcg16143 mcg

💉 For exact syringe units based on your vial concentration, use the Epithalamin Reconstitution Calculator →

Administration

Route
IM injection
Timing
Morning (to reset pineal clock).
Fasting Required?
No — food timing not critical

Expected Timeline

Week 1-2
Immediate resetting of nighttime melatonin peaks and improved sleep architecture.
Year 1-15
Telomere elongation. Significant reduction in cardiovascular and age-related mortality compared to controls.

Who Is It For?

Systemic Longevity / Telomeres

Moderate

The gold standard of the Khavinson research repertoire.

Reconstitution Example

Vial
10 mg
Water
2 mL
Concentration
5 mg/mL
Per Unit (100u syringe)
50 mcg
Dose of 5000 mcg = 100 units on a 100-unit insulin syringe

Safety & Considerations

Historic pharmaceutical preparation. Not widely available in the West; essentially replaced in the biohacking community by Epitalon (the synthetic active component) and Endoluten (the oral version).

Regulatory & Legal Status

FDA Status (US)
Research Only
WADA Status (2026)
Not Listed

Not currently on the WADA 2026 Prohibited List. Policies may change — verify before competition.

Classification

Research Chemical

US Compounding: Not eligible / not available

⚠️ This information is for educational purposes only and may not reflect the most current regulatory updates. Always verify with official FDA, WADA, and jurisdiction-specific sources before use.

Interactions & Contraindications

Well-tolerated in long-term clinical use. May interact with exogenous melatonin supplementation. Standard injectable protocol in Russian clinical practice.

Synergies & Common Stacks

Epithalamin is the natural extract, Epitalon is the purified synthetic tetrapeptide. Both target pineal function and telomerase but through slightly different compositions.

The Epithalamin + Thymalin combination is the original Khavinson longevity protocol that showed 46% mortality reduction in the 15-year study.

Epithalamin (injectable) and Endoluten (oral capsule) both originate from pineal tissue — different delivery forms of similar bioactive peptides.

Dosing Quick Reference

Epithalamin— Dosing Guide
Dose Range
5-10 mg IM
Half-Life
~3 hours
Frequency
1× daily for 10-20 day cycles
Route
Subcutaneous
5 mg vial10 mg vial
💧 2 mL BAC water📐 5 mg/mL concentration💉 50 mcg/unit (100u syringe)
Khavinson Bioregulatorcalcmypeptide.com

Frequently Asked Questions

How do Epithalamin, Endoluten, and Epitalon relate?
Epithalamin is the original injectable animal extract. Endoluten is the oral dietary supplement version of that same extract. Epitalon is the lab-synthesized, highly concentrated 4-amino-acid active core of the extract.

References

  1. Khavinson VKh, Anisimov VN "Peptide preparation Epithalamin increases the lifespan of rats".” Mechanisms of Ageing and Development (2001). PMID: 11470138
  2. Khavinson VKh et al. "Peptide geroprotector from the pineal gland produces telomerase-inducing effect".” Bulletin of Experimental Biology and Medicine (2003). PMID: 12937682

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Recommended SourceOral Bioregulator

Get Epithalamin from Vita-Stream — the comprehensive distributor for authentic Khavinson bioregulators. Oral capsules, no injections required.

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