Kisspeptin-10
Natural GnRH stimulator.
Mechanism of Action
Stimulates LH/FSH and testosterone.
Key Benefits
- Testosterone boost
Common Uses
What to Expect
Onset
Hormonal effects (LH/testosterone spike) within hours of injection; subjective effects over days
Duration
Acute hormonal pulse lasts hours to days; best used as part of an ongoing optimization protocol
What Users Report
- Subtle but genuine increase in libido and sexual function within 24–48 hours of dosing
- Improved general sense of wellbeing and drive, consistent with optimized testosterone
- Some describe feeling more assertive and confident — a 'masculine energy' boost
- Effects are gentler and more physiological than direct testosterone replacement
- Works upstream by stimulating the body's own testosterone production rather than replacing it
- Can enhance the response to other reproductive health peptides like PT-141
- Best results seen in users with suboptimal but not severely low testosterone levels
Typical Timeline
Hours 1–4: LH and testosterone surge begins. Days 1–3: Libido and mood improvements peak. Days 3–7: Effects gradually taper. Over weeks: With regular dosing, a more sustained hormonal optimization develops. Ongoing: Blood work monitoring recommended to track testosterone and fertility markers.
Side Effects
- Minimal
Dosage Protocol
100–200 mcg subcutaneously as needed (weekly or bi-weekly). Cycles: Monitor hormones.
Always consult a physician before starting any peptide protocol.
Administration
Injection
FDA Status
Category 2 (potential reclassification 2026)
Stacks Well With
- PT-141