Now reading Entry 024 / 102 Last revised Feb 1, 2026 7 sources 3 comparisons Methodology →
A specimen of the Longevity drawer Drawer D · Longevity

Endoluten

Research Only

A cytamin-class peptide supplement derived from pineal gland tissue, part of the Russian bioregulator framework. Marketed as an oral supplement for pineal function and melatonin support. Contains peptide complexes rather than defined sequences. No Western clinical validation.

Pineal cytamin · Pineal gland peptides · A-8 pineal peptides

Research evidence
Low

Mostly preclinical · 1 human study

Preclinical
71%
Clinical
14%

Based on 7 cited sources

Evidence Score29/100
Preliminary
Research Depth14/100
Mechanism30/100
Plausibility65/100
Global Coverage27/100
Community Experience14/100
EffectivenessNot Established

Demonstrated effect magnitude — not a recommendation or safety claim.

Research Depth 14 (1A~6/1B~3/1C0/1D~2/1E~3): for the oral cytamin itself there is animal-tier evidence on melatonin markers and zero attributable human studies; the rigorous Khavinson/Anisimov pineal trials used the INJECTABLE Epithalamin preparation (12374906, 11335874), so human evidence is indirect to the oral cytamin (per rule 2 not penalized on geography, only on directness/RoB). Mechanism 30 (2A10/2B~7/2C~5/2D8): target inferred (pineal/melatonin synthesis support), no binding data for the undefined mixture, but the analogous Epithalamin preparation raised melatonin in-vivo in rats and restored circadian melatonin rhythm in aged rhesus monkeys (1485734, 14743609). Plausibility 65 (3A~22/3B~20/3C~14/3D~9): the pineal->melatonin->circadian causal chain is one of the better-supported in the Khavinson program with same-class analogy from Epithalon/Epithalamin; capped by undefined composition, low oral peptide bioavailability and broad "longevity" framing. Global Coverage 27 (4A~10/4B~7/4C~10/4D0): largely one St. Petersburg group (Khavinson/Anisimov) with a semi-independent primate lab (Goncharova), ~5-20 studies across Russia and NYAS venues, no regulatory approval. Community Experience 14: dossier states no meaningful community discussion or user reports; credit only absence of an adverse signal (5D). Effectiveness not-established: no quantified human efficacy estimate for the oral cytamin and no meaningful community effect signal. Scores above cerluten (19) because the pineal->melatonin mechanism and its in-vivo replication are genuinely stronger than the brain-cytamin story.

Scored June 2026 How we rate →
!
Evidence Level
low
Not approved for human use by any regulatory agency
Limited human clinical trial data
Consult a healthcare provider before use
Not FDA Approved WADA Prohibited
Identity
Also Known As
Pineal cytamin • Pineal gland peptides • A-8 pineal peptides

Mechanism of Action

Endoluten is a cytamin-class supplement containing peptide complexes derived from pineal gland tissue.

Cytamin Classification

Cytamins are oral supplements in the Russian bioregulator framework:

  • Tissue-derived peptide mixtures
  • Multiple peptide fractions of varying size
  • Marketed as dietary supplements
  • Not defined single compounds

Proposed Mechanisms

  1. Pineal Support - Claimed to support pineal gland function
  2. Melatonin Regulation - Proposed effects on melatonin synthesis
  3. Circadian Rhythm - Marketed for sleep and circadian support

Important Limitations

  • NOT a defined peptide - contains complex mixture
  • Oral peptide bioavailability is generally very low
  • No Western clinical validation
  • No randomized controlled trials
  • Not a substitute for melatonin supplementation
  • Not approved by any Western regulatory agency
Mechanism Pineal peptide complex supporting melatonin synthesis
Emerging 2 direct studies
Benefit may support pineal gland function
Evidence Level
Very Low
2 Animal
1 In Vitro
Mechanism Confidence
Established
Supported
Emerging
Evidence Level
High
Moderate
Low
Very Low
Synergistic
Compatible
Caution
Avoid

Both target pineal function - Epithalon is synthetic AEDG tetrapeptide, Endoluten is tissue-derived cytamin. Different administration routes and compositions.

Both target brain/pineal - Pinealon is synthetic tripeptide, Endoluten is tissue-derived complex.

Research Note: Interaction data is based on published literature, mechanistic understanding, and theoretical considerations. Most peptide combinations lack direct clinical study. This information is for educational purposes only and does not constitute medical advice. Always consult qualified healthcare providers.

7 Sources 1 Human 5 Preclinical

Full reference list available on request. All citations link to PubMed for verification.

This dossier synthesizes available evidence from peer-reviewed literature, regulatory documents, and clinical trial registries. Evidence strength ratings follow a modified GRADE approach.

For complete methodology details, see our Methodology page.

Important Disclaimer

This dossier is for educational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider before making health decisions.

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