Ipamorelin vs Kisspeptin-10
Head-to-head comparison of Ipamorelin (Growth Hormone Secretagogue) and Kisspeptin-10 (Metastin 45-54 (KiSS-1 Fragment)) — benefits, dosing, side effects, research data, and where to buy.
Research Score
| Property | Ipamorelin | Kisspeptin-10 |
|---|---|---|
| Category | Performance | Performance |
| Full Name | Growth Hormone Secretagogue | Metastin 45-54 (KiSS-1 Fragment) |
| Molecular Weight | 711.85 Da | 1,302.41 Da |
| Half-Life | ~2 hours | ~4 minutes |
| Amino Acids | 5 | 10 |
| Typical Dose | 200-300 mcg | 100-500 mcg |
| Route | SC | SC / IV |
| Purity | — | — |
| Studies Count | 156 | 156 |
| Research Status | Clinical Trials | Clinical Trials |
Ipamorelin Benefits
- ✓Stimulates natural GH release
- ✓Minimal cortisol/prolactin increase
- ✓Improved body composition
- ✓Enhanced recovery and sleep quality
- ✓Anti-aging effects
Kisspeptin-10 Benefits
- ✓Stimulates natural testosterone production
- ✓Activates GnRH release
- ✓Increases LH and FSH
- ✓Does not suppress HPG axis
- ✓May restore fertility
Ipamorelin Dosing
Standard: 200-300 mcg SC 2-3 times daily|Pre-bed: 200 mcg SC 30 min before sleep|Combined: 100-200 mcg with CJC-1295 2-3x daily
Kisspeptin-10 Dosing
Standard: 100-500 mcg SC daily|Hormone Optimization: 200 mcg SC twice daily|PCT Support: 300 mcg SC daily for 2-4 weeks|Research typically uses IV infusion in clinical settings
Ipamorelin Side Effects
- ⚠Common (Mild): Temporary tingling, water retention, increased appetite
- ⚠Rare: Headache, lightheadedness
- ⚠Very Well Tolerated overall
Kisspeptin-10 Side Effects
- ⚠Common (Mild): Injection site discomfort, mild flushing
- ⚠Rare: Temporary mood changes, headache
- ⚠Well tolerated in clinical studies
- ⚠Does not cause HPG axis suppression
Research Overview
Ipamorelin
Ipamorelin has moderate clinical evidence. Phase II trials demonstrate selective GH release. Generally regarded as one of the safest GH secretagogues with minimal side effect profile.
Kisspeptin-10
Kisspeptin-10 has growing clinical evidence. Multiple human studies demonstrate reliable GnRH stimulation and subsequent testosterone increase. Being actively studied for reproductive medicine, including IVF protocols and hypogonadism. Unique advantage of not suppressing the HPG axis.
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