Compare peptides
Put two entries side by side — evidence, mechanism, risks, and community claims.
Epithalon
Limited
Research chemical
Summary
Synthetic tetrapeptide from Russian bioregulator research, claimed to influence telomerase and circadian rhythms.
Categories
Longevity, Sleep
Mechanism
Proposed activation of telomerase in some cell studies; pineal/melatonin axis bioregulation claims from Khavinson-school literature.
Half-life
Short; course-based protocols common in communities
Routes
Subcutaneous injection; Intramuscular injection; Intranasal
Legal / access
Not FDA-approved as a longevity drug; research/bioregulator market product.
Key risks
- Generally mild anecdotal reports
- Injection-site irritation
- Unknown long-term Western safety database
Common claims
- Telomere support
- Better sleep and circadian reset
- Longevity cycling (e.g., annual courses)
Select peptide B