Approved & therapeutic
Oxytocin
The Bonding Hormone
A naturally produced peptide hormone essential for social bonding, trust, and emotional connection. Also plays critical roles in childbirth and breastfeeding.
Also known as: Pitocin, Syntocinon
- Status
- Oxytocin is approved by the U.S. FDA and has official prescribing information.
- Evidence
- Approved labeling. Official prescribing information exists, based on clinical trials in people.
- Half-life
- ~3-5 minutes in blood (brain effects last longer)
- How it's taken
- Intranasal spray or IV (clinical)
- Mechanism
- Reproductive axis (GnRH / kisspeptin / oxytocin)
How Oxytocin works
Binds to oxytocin receptors in the brain and reproductive system. In the brain, it modulates social behavior, trust, and emotional processing. In the body, it stimulates uterine contractions and milk ejection.
What research has looked at
- Enhanced social bonding
- Reduced anxiety in social settings
- Supports maternal behavior
- May help with autism spectrum social challenges
- Pain modulation
Evidence level: Approved labeling. Official prescribing information exists, based on clinical trials in people. These are areas studied or reported, not promised effects.
Reported side effects and risks
- Nausea
- Headache
- Nasal irritation (intranasal form)
- Can intensify negative social memories too
- Overuse may reduce natural production
Sources
- FDA approved-drug listing for oxytocin · U.S. Food & Drug Administration
- DailyMed prescribing information for oxytocin · NIH · DailyMed
- PubMed research on oxytocin clinical uses · NIH · National Library of Medicine
- DrugBank record for oxytocin · DrugBank
Track Oxytocin in Peptide Vault
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Oxytocin FAQ
What is Oxytocin?
A naturally produced peptide hormone essential for social bonding, trust, and emotional connection. Also plays critical roles in childbirth and breastfeeding.
How does Oxytocin work?
Binds to oxytocin receptors in the brain and reproductive system. In the brain, it modulates social behavior, trust, and emotional processing. In the body, it stimulates uterine contractions and milk ejection.
Is Oxytocin FDA approved?
Yes. Oxytocin is approved by the U.S. FDA and has official prescribing information. Evidence level: approved labeling. Official prescribing information exists, based on clinical trials in people.
What is the half-life of Oxytocin?
Reported half-life: ~3-5 minutes in blood (brain effects last longer).
How is Oxytocin taken?
Intranasal spray or IV (clinical).
What side effects have been reported with Oxytocin?
Reported in the sources: Nausea; Headache; Nasal irritation (intranasal form); Can intensify negative social memories too; Overuse may reduce natural production.
Educational summary compiled from the sources listed above. Not medical advice. Peptide Vault does not sell, source or recommend any compound. Talk to a qualified clinician before starting or changing anything.