Hormonal & EndocrineExtensively StudiedFDA Approved

Oxytocin

Pitocin / Love Hormone · Oxytocin receptor (OXTR) agonism throughout the brain and periphery; modulates dopaminergic reward circuits and HPA-axis stress response; drives uterine myometrial contractions; promotes social recognition via amygdala modulation; influences gut motility and appetite

Not medical advice. For educational and research reference only.

Typical Dose

Intranasal: 20–40 IU; IV: obstetric protocols vary

Route

Intranasal / Injectable

Cycle

As needed / Protocol-dependent

Storage

2–8°C Refrigerated

What is Oxytocin?

Oxytocin is an FDA-approved 9-amino acid neuropeptide hormone naturally produced in the hypothalamus and released by the posterior pituitary. FDA-approved as Pitocin for labor induction and postpartum hemorrhage. Extensively researched for social bonding, trust, autism spectrum disorder, PTSD, anxiety, and metabolic effects. Intranasal oxytocin is widely studied; availability through compounding pharmacies and telehealth.

Mechanism of Action

Oxytocin receptor (OXTR) agonism throughout the brain and periphery; modulates dopaminergic reward circuits and HPA-axis stress response; drives uterine myometrial contractions; promotes social recognition via amygdala modulation; influences gut motility and appetite

Target: Oxytocin receptor (OXTR)

Research Indications

Hormonal RegulationMost Effective

Direct action on endocrine system with well-characterized effects

Reproductive HealthEffective

Research and clinical use in fertility and reproductive medicine

Metabolic SupportModerate

Secondary metabolic effects through hormonal pathways

Research Protocols

These are commonly discussed research protocols — not medical advice. Consult a healthcare provider before use.

GoalDoseFrequencyRoute
Starting DoseLow dosePer protocolVaries
Standard DoseTitratedPer protocolVaries

Peptide & Drug Interactions

Always consult your healthcare provider before combining with other compounds. Use our Interaction Checker for reference.

Consult prescriber before combining with any medicationCaution
BPC-157Compatible
NAD+Compatible
Vitamin DCompatible

How to Reconstitute & Inject

Use bacteriostatic (BAC) water only. Avoid saline — may cause precipitation. Refrigerate and use within 28 days.

  1. 1

    Remove Oxytocin vial from refrigeration and allow to reach room temperature (15–20 minutes)

  2. 2

    Clean vial top with alcohol swab and allow to air dry completely

  3. 3

    Using a sterile syringe, draw the calculated volume of bacteriostatic water (BAC water)

  4. 4

    Inject BAC water slowly down the side of the vial — do not aim directly at the powder

  5. 5

    Gently swirl in circular motions — DO NOT shake vigorously as this degrades the peptide

  6. 6

    Allow 2–3 minutes for full dissolution — solution should be clear and colorless

  7. 7

    Draw calculated dose into an insulin syringe for subcutaneous injection

  8. 8

    Inject into abdomen, thigh, or upper arm. Rotate injection sites to prevent lipodystrophy

  9. 9

    Store reconstituted solution refrigerated (2–8°C) and use within 28 days

What to Expect

Week 1–2

Initial effects and adaptation period. Monitor for any adverse reactions.

Week 2–4

Primary effects begin to manifest. Adjust dosing as recommended by your provider.

Week 4–8

Main therapeutic effects should be established. Assess progress with your provider.

Week 8+

Evaluate results and determine continuation, cycling, or dose adjustments.

Side Effects & Safety

  • Injection site reactions (redness, bruising, mild pain)
  • Potential for allergic reaction — discontinue if rash or hives occur
  • Individual reactions vary — start at the lowest dose and monitor carefully
  • Consult your healthcare provider before use and report any unusual symptoms

FDA Status & Regulatory Info

FDA Approved

Oxytocin is an FDA-approved 9-amino acid neuropeptide hormone naturally produced in the hypothalamus and released by the posterior pituitary. FDA-approved as Pitocin for labor induction and postpartum hemorrhage. Extensively researched for social bonding, trust, autism spectrum disorder, PTSD, anxiety, and metabolic effects. Intranasal oxytocin is widely studied; availability through compounding pharmacies and telehealth.

Rx Required: Yes
503A Ban: No
Telehealth: Available
Full FDA Status Tracker

Frequently Asked Questions

Research References

External links for education only. We do not control third-party content.

Community-reported data

The information below reflects self-reported experiences from PeptIQ app users. It is not clinical evidence and should not replace professional medical advice.

Community Intelligence

What 30 users report

30 community reports

Positive 2% · Neutral 98% · Negative 0%

Most reported benefits

Mood
179

Most reported side effects

Nausea
59
Headache
59
Anxiety
58

Dose distribution

Median: 25–50 mcg · Most common: 25–50 mcg

0–25
58
25–50
116
50–100
1
100–200
3
200–400
1
400–600
0
600–1000
0
1000–2000
0
2000+
0

How repeat users are trending

Among repeat reporters, 89% said they felt similar to their last entry, 11% more positive, and 0% more negative.

Overall, repeat reporters leaned more positive than their previous entry.

Median gap between entries: 175 days · Based on 27 repeat reporters

Share Your Experience

Rate Oxytocin in the PeptIQ app and help the community make informed decisions.

Research purposes only

This page is for educational reference. It is not medical or legal advice. Consult the FDA and a licensed healthcare professional for current regulations and individualized guidance.