Oxytocin
-16%
4X Tested - ISO 17025
99.78% View COA
Cognitive Peptide

Oxytocin

Certificate of Analysis

Oxytocin is a naturally occurring 9-amino acid neuropeptide that supports social bonding, emotional regulation, and stress reduction, often called the “love hormone.”

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Description

What is Oxytocin?

Oxytocin is a naturally occurring neuropeptide consisting of 9 amino acids in a cyclic structure with a disulfide bridge. It is produced in the hypothalamus and released by the posterior pituitary gland, playing critical roles in both reproductive physiology and social behavior.

Best known for its roles in labor, breastfeeding, and pair bonding, oxytocin has gained significant research attention for its broader effects on social cognition, emotional regulation, stress reduction, and trust. It acts both as a hormone in the bloodstream and as a neurotransmitter in the brain.

Synthetic oxytocin (Pitocin) has been FDA-approved for decades for the induction of labor and management of postpartum hemorrhage. Research-grade oxytocin is studied in preclinical and clinical settings for its effects on social behavior, anxiety, and neuroendocrine function.

Research-grade oxytocin is not equivalent to pharmaceutical-grade Pitocin and is sold strictly for laboratory and research purposes only.

Research Applications

Areas of Investigation
Social Bonding

Social Cognition & Bonding

Extensively studied for its role in social recognition, trust, empathy, and pair bonding through oxytocin receptor activation in the brain.
Stress Reduction

Emotional Regulation & Stress

Investigated for anxiolytic effects and cortisol reduction, supporting emotional resilience and stress adaptation.
Hormonal Regulation

Neuroendocrine Research

Studied as a key mediator of the hypothalamic-pituitary axis in reproductive physiology, lactation, and parturition.
Behavior

Behavioral Research

Explored in clinical studies for potential effects on autism spectrum disorder, PTSD, and social anxiety.

Compound Profile

Technical specifications
What is Oxytocin?

Molecular Profile

Sequence
CYIQNCPLG-NH₂
Molecular Formula
C₄₃H₆₆N₁₂O₁₂S₂
Molecular Weight
1,007.19 g/mol
Appearance
White lyophilized powder

Form

Lyophilized (freeze-dried)
Handling & Shelf Life Guidelines

Storage & Stability

Storage (Pre-Reconstitution)

Store below -18°C, desiccated, away from light and moisture.
Storage (Post-Reconstitution)
Refrigerate at 2–8°C. For longer storage, aliquot and store below -18°C. Avoid freeze-thaw cycles.
Shelf Life
24 months from date of manufacture when stored as directed
Sensitivity Notes
Sensitive to heat, light, and moisture. Disulfide bridge is susceptible to reduction. Keep sealed until use.
Compliance & Clinical Overview

Regulatory & Research Status

FDA Status
FDA-approved as Pitocin for labor induction and postpartum hemorrhage. Research-grade peptide is not equivalent.
WADA Classification
Not currently listed as a prohibited substance.
Clinical Trial Status
Thousands of published studies covering reproductive physiology, social cognition, emotional regulation, and neuroendocrine function.
Published Studies
Thousands of published studies covering reproductive physiology, social cognition, emotional regulation, and neuroendocrine function.
Research Disclaimer
Research-grade product is for laboratory purposes only. Not equivalent to pharmaceutical Pitocin. Not intended for human consumption.

COA's (Certificate of Analysis)

Third Party Tested by Freedom Diagnostics
99.78%
Purity
Variant
Oxytocin
Lot #
OXY10-GL01
Labelled
10mg
Actual
10.35mg
Tested
6/24/2026
View COA
(opens in a new tab)
99.82%
Purity
Variant
Oxytocin
Lot #
GLZ-OXYTOCNI-10MG-A
Labelled
10mg
Actual
12.55mg
Tested
3/27/2026
View COA
(opens in a new tab)

Frequently Asked Questions

Common questions about Oxytocin research