Endogenous / BiologyFDA-approvedApprovedUpdated 2026-04-22

Peptide reference file

Oxytocin

Trending #8 in Endogenous8.4k searches/moProven

Oxytocin is an endogenous peptide hormone with receptor-mediated roles in reproductive physiology and broader neuroendocrine signaling.

Current readout: approved evidence, fda-approved status, approved approval state, human evidence appears in the current trail, registered trials are linked, and 3 linked sources in the seed trail.

PubChem CID 439302 | 33656 PubMed results | 903 trial records | 40 DailyMed labels | 9 Drugs@FDA applications

Oxytocin is mostly discussed because it shows how peptide hormones can be medically important while attracting oversimplified wellness narratives.

The public claim is straightforward: People call oxytocin the bonding or social hormone. Approved medical uses are specific. Social or optimization claims are much harder to prove.

In plain language, oxytocin is a peptide hormone with reproductive physiology roles and broader neuroendocrine signaling.

ApprovedFDA-approved
Oxytocin receptorUterine contractionSocial signaling

Aliases: Pitocin, OXT

SpecimenOxytocin specimen
CCCCCHHHHHHHNOS
Formula
C43H66N12O12S2
Mass
1007.2
Evidence
Approved
Elements
5

Most commonly discussed in relation to Oxytocin receptor, Uterine contraction, Social signaling.

What Oxytocin is

Oxytocin is an endogenous peptide hormone with receptor-mediated roles in reproductive physiology and broader neuroendocrine signaling.

Oxytocin is grouped under Endogenous / Biology / Approved / Clinical on PeptideFactCheck because it shows how peptide hormones can be medically important while attracting oversimplified wellness narratives.

The useful starting point is to separate the molecule itself from the internet story around it. It is famous outside medicine because the public story is emotionally easy to understand.

Why people keep looking it up

People call oxytocin the bonding or social hormone.

Oxytocin is a peptide hormone with reproductive physiology roles and broader neuroendocrine signaling.

Oxytocin tends to stay in the conversation because it touches a familiar public theme: oxytocin receptor, uterine contraction, and social signaling. That makes it easy for the claim to travel faster than the evidence.

What the evidence can support right now

Approved medical uses are specific. Social or optimization claims are much harder to prove.

Official labels support specific medical use, while behavioral and optimization claims require separate evidence review.

Mechanistic literature spans endocrine, receptor, and neuroscience contexts.

Why this page carries the current tier: Approved peptide hormone with official labels and extensive biology.

The current seed trail for Oxytocin is pulling from 1 labels source, 1 regulatory source, and 1 literature source.

Safety, limits, and regulatory context

The biggest content risk is overextending social-bonding narratives beyond clinical evidence.

FDA-approved oxytocin products exist for specific medical contexts.

Editorial boundary: PeptideFactCheck does not publish dosing, cycling, sourcing, injection, or administration instructions for Oxytocin. The job here is to explain the public claim, the mechanism story, the evidence strength, and the current limits.

Molecular and identifier data

The current PubChem match for Oxytocin is CID 439302. That gives the page a source-backed chemistry record rather than a placeholder identifier block.

PubChem CID
439302
Formula
C43H66N12O12S2
Molecular weight
1007.2
InChIKey
XNOPRXBHLZRZKH-DSZYJQQASA-N

Matched synonyms include OXYTOCIN, 50-56-6, Pitocin, Endopituitrina, Ocytocin, Syntocinon, Oxytocinum, Orasthin.

Open PubChem record

Clinical trial snapshot

The current ClinicalTrials.gov intervention query for Oxytocin returns 903 study records. This does not prove efficacy by itself, but it does show whether the peptide is showing up in a formal trial registry rather than only in forums or vendor copy.

Literature snapshot

The current PubMed query for Oxytocin returns 33656 results. The articles below are a quick literature surface so the page shows actual papers instead of only generic evidence labels.

Label and regulatory records

For approved or clinically developed peptides, the page now pulls in official labeling and FDA-facing records where they exist. That makes the regulatory section materially more useful than a generic approved or not-approved tag.

Brand names
GUNA-GERIATRICS
Generic names
1,4-BENZOQUINONE - ARNICA MONTANA - OXYTOCIN - BARIUM CARBONATE - BARIUM OXALOSUCCINATE - CORTICOTROPIN - LEAD - LEVOTHYROXINE - LUTRELIN - MALIC ACID - MELATONIN - NEUROTROPHIN-3 - NEUROTROPHIN-4 - PHENYLALANINE - PORK LIVER - PYRUVIC ACID - RINFABATE - SUS SCROFA ADRENAL GLAND - SUS SCROFA FRONTAL LOBE - SUS SCROFA HYPOTHALAMUS - THYROTROPIN ALFA - BRAIN-DERIVED NEUROTROPHIC FACTOR HUMAN -
Routes
ORAL
Application numbers
Not linked

Indications and usage. USES TAKE 15 MINUTES BEFORE MEALS

Source trail

Each linked source is shown directly so the page can be audited. The page now combines its editorial seed trail with automated official-source enrichment generated on 2026-04-24 from PubChem, ClinicalTrials.gov, PubMed, DailyMed, openFDA label, and Drugs@FDA.

Safety noteThis content is educational only and does not replace medical advice. Peptide use may carry risks and should be discussed with a qualified medical professional.