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Bioregulators · Peptides

Epithalon: molecular data, studies & sources

Epithalon is catalogued here as a research compound. This profile brings together the molecular source record, selected indexed publications and available supplier comparisons. Evidence for a named substance does not authenticate a commercial product.

Compiled by PeptideTech Editors · Sources checked · Selected bibliography, not a systematic review

Molecular formula, weight & structure

Molecular formula (MF)
C14H22N4O9
Molecular weight (MW)
390.35 g/mol
PubChem compound ID
219042
Record title
Epitalon

Values describe the selected PubChem molecular entity. Counterions, salt forms, hydration and sequence changes can alter the supplied material. Confirm the exact identity against the supplier specification.

Source: PubChem CID 219042 · retrieved 2026-09-21

PubChem 2D molecular structure for Epithalon, CID 219042
2D depiction from PubChem. Open to inspect the full image. This drawing represents the selected record, not a vendor batch test.
Chemical identifiers and source data
IUPAC name
(4S)-4-[[(2S)-2-aminopropanoyl]amino]-5-[[(2S)-3-carboxy-1-(carboxymethylamino)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid
InChIKey
HGHOBRRUMWJWCU-FXQIFTODSA-N
SMILES
C[C@@H](C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CC(=O)O)C(=O)NCC(=O)O)N
Machine-readable PubChem source

Human and clinical studies

Selected human-study records are shown with their indexed or reviewed study type. Check the original article for the intervention, formulation and controls; the molecule can also be a comparator or measured variable.

  1. Human study · PubMed trial index

    Pineal-regulating tetrapeptide epitalon improves eye retina condition in retinitis pigmentosa.

    Khavinson V, Razumovsky M, Trofimova S et al. · Neuro endocrinology letters · 2002

    PMID 12195242

Preclinical research, reviews & other publications

Animal studies, laboratory experiments, reviews and other indexed papers answer different questions. A review is secondary evidence; a case report does not estimate how often an outcome occurs.

  1. Review · secondary evidence

    Overview of Epitalon-Highly Bioactive Pineal Tetrapeptide with Promising Properties.

    Araj SK, Brzezik J, Mądra-Gackowska K et al. · International journal of molecular sciences · 2025

    PMID 40141333 · DOI: 10.3390/ijms26062691

  2. Research publication · design requires review

    Epitalon increases telomere length in human cell lines through telomerase upregulation or ALT activity.

    Al-Dulaimi S, Thomas R, Matta S et al. · Biogerontology · 2025

    PMID 40908429 · DOI: 10.1007/s10522-025-10315-x

  3. Review · secondary evidence

    Peptides and Ageing.

    Khavinson VKh · Neuro endocrinology letters · 2002

    PMID 12374906

Epithalon supplier sources

Scientific sources describe molecules and experiments. The commercial links below identify recorded supplier packages. A publication or chemical database entry does not verify the seller, purity, sterility or contents of a lot. Some links are affiliate links; see our disclosure.

Compare all Epithalon sizes, forms and supplier prices →

SupplierRecorded packagesExample source listing
Blank PeptidesUSD10mg Vial1 recorded offers10mg Vial · $40.00Checked Sep 21, 2026Supplier listing
Modified AminosUSD10mg Vial1 recorded offers10mg Vial · $29.99Checked Sep 16, 2026Supplier listing
American PeptidesUSD10mg Vial1 recorded offers10mg Vial · $60.00Checked Sep 21, 2026Supplier listing
Amino ClubUSD10mg Vial1 recorded offers10mg Vial · $29.99Checked Sep 16, 2026Supplier listing
Amino USAUSD10mg Vial · 50mg Vial2 recorded offers10mg Vial · $27.00Checked Sep 16, 2026Supplier listing
Cenexa LabsUSD10mg Vial1 recorded offers10mg Vial · $54.99Checked Sep 16, 2026Supplier listing
US Peptide LabsUSD100mg Vial1 recorded offers100mg Vial · $180.00Checked Sep 16, 2026Supplier listing
Particle PeptidesEUR10mg Vial1 recorded offers10mg Vial · €45.99Checked Sep 16, 2026Supplier listing
PeptiLabCAD10mg Vial1 recorded offers10mg Vial · CA$65.00Checked Sep 17, 2026Supplier listing
Nuvion PeptidesCAD50mg Vial1 recorded offers50mg Vial · CA$174.99Checked Sep 21, 2026Supplier listing
AminoVaultUSD10mg Vial1 recorded offers10mg Vial · $47.60Checked Sep 19, 2026Supplier listing
BioStacksCAD10mg Vial · 50mg Vial2 recorded offers10mg Vial · CA$75.00Checked Sep 21, 2026Supplier listing
PepspanEUR10mg Vial1 recorded offers10mg Vial · €54.90Checked Sep 21, 2026Supplier listing

Reference sources & further reading

The citations above link directly to publication records. Encyclopedia links are background reading and are not used to establish clinical effectiveness.

Search for additional research

These links run searches; their results have not been individually reviewed and can include unrelated compounds.

Research information is not a dosing guide or a recommendation for personal use. Study findings are specific to the formulation, population and methods tested. Read our source and correction policy.

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