Research-grade compound. Laboratory use only. Not intended for human or animal use, ingestion, or injection. No medical claims are made or implied.
Oxytocin
No lab report for this lot.
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- If a product doesn't match the specification on its published COA, contact us with your batch number: we investigate against the lot's report and replace any product that fails it, at no cost to you.
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No lab report for this lot.
3–7 days most of the EU · 10–14 Nordics/Baltics
Standard EU from €4.99 (RO) · core EU GLS €17.99 · Nordics/Baltics €12.99–€15.99 · Dispatched within 1–2 business days · Free shipping over €200.00 · no customs paperwork (EU) · via EU carrier network
€200.00 away from free shipping over €200.00. Under that, standard EU shipping is €17.99 (GLS, most of the EU).
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- Pay: send a manual SEPA transfer using the IBAN we email you, or, where checkout offers it for your address, approve a SEPA transfer in your own bank via Paysera's hosted page.
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Research-grade Oxytocin Acetate. Class-level specification ≥98% (10mg: ≥97%). Lyophilized powder in sealed glass vial. For research purposes only. Not for human consumption.
| Quantity | Price Each | Total | Savings |
|---|---|---|---|
| 1 unit | €35.99 | €35.99 | -- |
| 3+ | €34.19 | €102.57 | 5% off |
| 5+Most Popular | €32.39 | €161.96 | 10% off |
| 10+ | €30.59 | €305.92 | 15% off |
Important Notice
This product is intended for research purposes only. Not for human or veterinary use. By purchasing, you confirm this product will be used exclusively for in-vitro research purposes.
Due to legal and regulatory requirements, this product cannot be shipped to: Belgium.
Reconstitution Required
This peptide ships lyophilized (dry powder) and requires bacteriostatic water to reconstitute before use. BAC water is sold separately.
When This Product May Not Suit Your Research
- ⚠If your research requires GMP-grade material for clinical applications — research-grade peptides are not intended for clinical use.
- ⚠If your lab lacks proper cold storage (-20°C freezer) — this peptide's stability may be compromised at higher temperatures.
- ⚠If your study protocol requires FDA-approved reference standards — contact USP or a certified reference material provider.
Published laboratory reports are available for selected lots. Check each report for its result and stated method. For research purposes only.
Janoshik report published when available
Dispatched within 1–2 business days, shipping from €4.99 in Romania, from €12.99 across the rest of Europe
Class-level specification on record; independent Janoshik report on selected lots
About Oxytocin
Oxytocin is a nine-amino acid neuropeptide produced in the hypothalamus and released from the posterior pituitary. Its roles span social bonding, uterine contractions, lactation, and neuromodulation -- a breadth that has made it one of the most studied peptides in behavioral and social neuroscience over the past 30 years. Oxytocin acetate is supplied here for research applications requiring the endogenous sequence.
The "love hormone" or "bonding hormone" framing is popular but oversimplified. Oxytocin's effects in research models are context-dependent and sometimes counterintuitive -- studies report both enhanced prosocial behavior toward in-group members and hostility toward out-group members. The oxytocin receptor (OXTR) is expressed in the hypothalamus, limbic system, and throughout the periphery including uterus, mammary gland, and cardiovascular tissue. This broad expression pattern means oxytocin has multiple research contexts beyond behavioral neuroscience: it is studied in research models for anti-inflammatory properties, HPA axis stress-response modulation, cardiovascular function, and roles in metabolic homeostasis.
In reproductive biology, oxytocin's pharmacology is well-characterised: it is studied for stimulating uterine smooth-muscle contraction and milk ejection through OXTR signalling, mechanisms that have been extensively documented in research models and provide a large body of pharmacological data on the peptide.
Specifications
| Parameter | Value |
|---|---|
| Compound | Oxytocin acetate (endogenous nonapeptide) |
| Purity | ≥98% (class-level specification; 10mg: ≥97%) |
| Format | Lyophilized powder |
| Reconstitution | Sterile water or saline |
| Storage | -20°C; 2-8°C after reconstitution, protect from light |
Storage
Store at -20°C protected from light. Refrigerate at 2-8°C after reconstitution and use within 14 days. Oxytocin is sensitive to light and oxidation -- minimize exposure during handling.
Is oxytocin really a "love hormone"?
The "love hormone" framing captures a real research finding but oversimplifies the pharmacology significantly. In research models, oxytocin is associated with enhanced social bonding, trust, and affiliative behavior in many studies -- particularly within recognized groups. But studies also report increased in-group favoritism and out-group hostility in some experimental contexts, heightened envy and gloating, and effects that vary substantially by individual, context, and baseline social environment. The research picture is that oxytocin amplifies social salience broadly rather than simply promoting positive bonding -- which explains why it is associated with pro-social and anti-social effects depending on context.
What are oxytocin's effects beyond social behavior?
Oxytocin has well-documented effects in research models outside social neuroscience. In reproductive biology, it is studied for stimulating uterine contractions and milk ejection -- the basis for a large body of research on its smooth-muscle pharmacology. It is studied for modulating HPA axis function and attenuating the stress response in research models. Anti-inflammatory properties have been reported, with research showing effects on cytokine profiles and immune function. Cardiovascular research includes modulation of heart rate and blood pressure in model systems. More recently, oxytocin has been studied in metabolic contexts -- OXTR is expressed in adipose tissue and oxytocin is studied for effects on energy homeostasis and body weight in rodent models.
Oxytocin acetate is supplied for research purposes only. Not for human consumption. Handle in compliance with institutional biosafety guidelines.
Specification Summary
About Oxytocin
Oxytocin is a nine-amino acid neuropeptide produced in the hypothalamus and released from the posterior pituitary. Its roles span social bonding, uterine contractions, lactation, and neuromodulation -- a breadth that has made it one of the most studied peptides in behavioral and social neuroscience over the past 30 years. Oxytocin acetate is supplied here for research applications requiring the endogenous sequence.
The "love hormone" or "bonding hormone" framing is popular but oversimplified. Oxytocin's effects in research models are context-dependent and sometimes counterintuitive -- studies report both enhanced prosocial behavior toward in-group members and hostility toward out-group members. The oxytocin receptor (OXTR) is expressed in the hypothalamus, limbic system, and throughout the periphery including uterus, mammary gland, and cardiovascular tissue. This broad expression pattern means oxytocin has multiple research contexts beyond behavioral neuroscience: it is studied in research models for anti-inflammatory properties, HPA axis stress-response modulation, cardiovascular function, and roles in metabolic homeostasis.
In reproductive biology, oxytocin's pharmacology is well-characterised: it is studied for stimulating uterine smooth-muscle contraction and milk ejection through OXTR signalling, mechanisms that have been extensively documented in research models and provide a large body of pharmacological data on the peptide.
Specifications
| Parameter | Value |
|---|---|
| Compound | Oxytocin acetate (endogenous nonapeptide) |
| Purity | ≥98% (class-level specification; 10mg: ≥97%) |
| Format | Lyophilized powder |
| Reconstitution | Sterile water or saline |
| Storage | -20°C; 2-8°C after reconstitution, protect from light |
Storage
Store at -20°C protected from light. Refrigerate at 2-8°C after reconstitution and use within 14 days. Oxytocin is sensitive to light and oxidation -- minimize exposure during handling.
Is oxytocin really a "love hormone"?
The "love hormone" framing captures a real research finding but oversimplifies the pharmacology significantly. In research models, oxytocin is associated with enhanced social bonding, trust, and affiliative behavior in many studies -- particularly within recognized groups. But studies also report increased in-group favoritism and out-group hostility in some experimental contexts, heightened envy and gloating, and effects that vary substantially by individual, context, and baseline social environment. The research picture is that oxytocin amplifies social salience broadly rather than simply promoting positive bonding -- which explains why it is associated with pro-social and anti-social effects depending on context.
What are oxytocin's effects beyond social behavior?
Oxytocin has well-documented effects in research models outside social neuroscience. In reproductive biology, it is studied for stimulating uterine contractions and milk ejection -- the basis for a large body of research on its smooth-muscle pharmacology. It is studied for modulating HPA axis function and attenuating the stress response in research models. Anti-inflammatory properties have been reported, with research showing effects on cytokine profiles and immune function. Cardiovascular research includes modulation of heart rate and blood pressure in model systems. More recently, oxytocin has been studied in metabolic contexts -- OXTR is expressed in adipose tissue and oxytocin is studied for effects on energy homeostasis and body weight in rodent models.
Oxytocin acetate is supplied for research purposes only. Not for human consumption. Handle in compliance with institutional biosafety guidelines.
Researcher Confidence
Why researchers choose CertaPeptides
Who actually tests this?
Selected lots are independently verified by Janoshik Analytical (Czech Republic) and published on the Janoshik public portal. Other lots ship with the supplier's batch specification. See /coa for the published wall.
View COAs →What if I get the wrong batch?
Every vial label carries a code. Look it up on our Verify page: it shows what CertaPeptides publishes for that code and, for a withdrawn lot, that the lot was withdrawn and why. If yours is withdrawn, or if the code on your label finds nothing, email us that code.
View COAs →Where does it ship from?
Romania (EU). We are CERTALAB SRL, CUI 54169956, VAT-registered. Sameday for Romania, GLS for most EU destinations, TCE Worldwide for the remaining cross-border EU and non-EU markets (UK, Switzerland). Delivery 1–15 business days depending on destination — exact window shown at checkout.
Shipping details →What if there's a problem?
You have a 14-day withdrawal right under OUG 34/2014 (Romanian/EU consumer law), with escalation to ANPC and alternative dispute resolution (SAL) available. Contact us at support@certapeptides.com.
Returns policy →Product Information
This product is intended for scientific research and development purposes only. It is a chemical substance that shall not be used as a drug, medicine, active substance, or ingredient in any product intended for human or animal consumption. Researchers must handle this compound in accordance with their institutional biosafety guidelines. Use only in properly equipped laboratory settings with appropriate personal protective equipment.
