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What is Oxytocin? Research profile

Oxytocin is an endogenous 9-amino-acid neuropeptide, studied in research on social behavior and neuroendocrinology. Research grade, ≥99% HPLC purity. For research use only.

Oxytocin is a cyclic 9-amino-acid neuropeptide produced naturally in the brain. It is known for its role in neuroendocrinology and social behavior. It is widely studied in research. NeoPeptidos offers it as research-grade material, ≥99% HPLC purity.

Technical profile

Product Oxytocin
CAS 50-56-6
Molecular formula C₄₃H₆₆N₁₂O₁₂S₂
Molecular weight 1007.19 Da
Sequence Cys-Tyr-Ile-Gln-Asn-Cys-Pro-Leu-Gly-NH₂ (9 aa, cyclic)
Purity 99% HPLC
Presentation Lyophilized vial; bacteriostatic water included
Use For scientific research use only

What is Oxytocin?

Oxytocin is synthesized in the hypothalamus and acts both as a hormone and as a neurotransmitter. Because of its cyclic structure, stabilized by a disulfide bridge, and its action on specific receptors, it is a reference endogenous peptide in the study of behavior and physiology.

Research context

The literature on oxytocin covers social and bonding behavior, neuroendocrine regulation and stress, in animal models and human studies within research settings.

The NeoPeptidos product is research-grade material; it includes no indications or administration schedules and is intended exclusively for researchers.

Handling and reconstitution

See the reconstitution guide and the storage guide.

Quality and traceability

≥99% purity by HPLC and batch COA. See quality control.

🔬 Updated on September 27, 2026 · Reviewed by the NeoPeptidos team · Content for research purposes (RUO).

Frequently asked questions

What is oxytocin?

It is an endogenous 9-amino-acid neuropeptide produced in the brain, studied in research on social behavior and neuroendocrinology.

Is oxytocin a hormone or a neurotransmitter?

It acts as both: it is synthesized in the hypothalamus and takes part in both hormonal functions and nervous system signaling.

Is oxytocin approved for human consumption?

No. oxytocin is offered exclusively for laboratory scientific research use; it is not approved by COFEPRIS or intended for human or animal consumption.

What purity and backing does NeoPeptidos' oxytocin have?

Each batch is delivered with ≥99% purity verified by HPLC chromatography and a Certificate of Analysis (COA) issued by an independent laboratory.

Oxytocin — pureza verificada

99%+ by HPLC and batch COA. From $1,600.00. For research use.

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Notice: The content of this resource is educational and for scientific communication. NeoPeptidos products are for laboratory research use only.