COMPARISON TOOL

PT-141 vs Kisspeptin-10 vs Oxytocin

Three peptides acting at three different points: central desire (PT-141), the reproductive hormone axis (kisspeptin), and bonding and response (oxytocin).

PT-141Kisspeptin-10Oxytocin

Max 4 peptides

Property	PT-141	Kisspeptin-10	Oxytocin
Category	Sexual Health	Sexual Health	Sexual Health
Type	Peptide	Peptide	Peptide
Mechanism	Melanocortin receptor agonist (bremelanotide)	KISS1R agonist; stimulates GnRH release	Oxytocin receptor agonist
Status	FDA-approved	Compounded (Rx)	FDA-approved
Dosing range	0.5–1.75 mg as needed	100–500 mcg per dose	50–200 mcg per dose
Frequency	As needed; max 1 per 24 h, 8 per month	Intermittent	As directed
Half-life	~2.7 hours	Minutes	Minutes
Route	Subcutaneous	Subcutaneous	Subcutaneous (nasal / sublingual forms exist)
Onset	45–60 minutes	Within hours (LH rise)	Minutes
Studied for	Sexual desire Arousal	Reproductive hormone signalling Libido	Bonding Sexual response Mood
Key risks	Nausea Flushing Transient blood-pressure rise Headache	Injection-site reactions Limited human trial data	Headache Nausea Injection-site reactions
Storage	Refrigerated (2–8 °C); use within the pharmacy beyond-use date	Refrigerated (2–8 °C); use within the pharmacy beyond-use date	Refrigerated (2–8 °C); use within the pharmacy beyond-use date
Available at G1	Vials: 10 mg, 20 mgPens: Ares XShop →	Vials: 10 mgShop →	Vials: 10 mgPens: Ares XShop →
Tools	Dosage calculator →	Dosage calculator →	Dosage calculator →

PROPERTY COMPARISON · RADAR

Profile shape

Editorial profile scores (0–10) for orientation — not clinical measurements.

TYPICAL DOSE RANGES

Dose envelope

PT-141500 mcg – 1.75 mg

Kisspeptin-10100 mcg – 500 mcg

Oxytocin50 mcg – 200 mcg

Typical per-dose range on a logarithmic scale. Your provider sets your dose.

For educational purposes only. Consult a licensed provider before starting any peptide protocol.