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HCG: molecular data, studies & sources

HCG is catalogued here as an identity or preparation requiring extra specification. 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 2026-09-21 · Selected bibliography, not a systematic review

Molecular formula, weight & structure

Molecular record not yet resolved

Human chorionic gonadotropin is a glycoprotein with subunits and variable glycosylation. An exact preparation cannot be represented by a single small-molecule formula.

MF: not assigned · MW: not assigned · Structure: not assigned

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.

Human study · PubMed trial index
The impact of HCG in IVF Treatment: Does it depend on age or on protocol?
Theofanakis C, Athanasiou V, Liokari E et al. · Journal of gynecology obstetrics and human reproduction · 2019
PMID 30794953 · DOI: 10.1016/j.jogoh.2019.02.012

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.

Review · secondary evidence
Hyperglycosylated hCG.
Cole LA · Placenta · 2007
PMID 17346790 · DOI: 10.1016/j.placenta.2007.01.011
Research publication · design requires review
Total hCG tests.
Cole LA, DuToit S, Higgins TN et al. · Clinica chimica acta; international journal of clinical chemistry · 2011
PMID 21864517 · DOI: 10.1016/j.cca.2011.08.006
Case report
Familial HCG syndrome.
Cole LA · Journal of reproductive immunology · 2012
PMID 22188758 · DOI: 10.1016/j.jri.2011.11.001

HCG 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 HCG sizes, forms and supplier prices →

Supplier	Recorded packages	Example source listing
Nova Peptide SupplyUSD	5000IU Vial1 recorded offers	5000IU Vial · $49.99Checked Sep 16, 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.