DSIP vs GHRP-2
Head-to-head comparison of DSIP (Delta Sleep-Inducing Peptide) and GHRP-2 (Growth Hormone Releasing Peptide-2) — benefits, dosing, side effects, research data, and where to buy.
| Property | DSIP | GHRP-2 |
|---|---|---|
| Category | Performance | Performance |
| Full Name | Delta Sleep-Inducing Peptide | Growth Hormone Releasing Peptide-2 |
| Molecular Weight | 848.8 Da | 817.97 Da |
| Half-Life | ~15-25 minutes | ~25 minutes |
| Amino Acids | 9 | 6 |
| Typical Dose | 100-200 mcg | 100-300 mcg |
| Route | SC / IV / Intranasal | SC / IV |
| Purity | — | — |
| Studies Count | 74 | 172 |
| Research Status | Pre-clinical | Approved (Japan) |
DSIP Benefits
- ✓Promotes deep delta wave sleep
- ✓Normalizes disrupted sleep patterns
- ✓Reduces cortisol and stress response
- ✓Pain modulating effects
- ✓Antioxidant properties
GHRP-2 Benefits
- ✓Potent GH release (stronger than GHRP-6)
- ✓Less appetite stimulation than GHRP-6
- ✓Improved body composition
- ✓Enhanced deep sleep quality
- ✓Cytoprotective properties
DSIP Dosing
Standard: 100-200 mcg SC or IV, 30-60 min before bed|Cycle: 10-14 days, 5-7 days off|Chronic insomnia: 100 mcg daily for 2-3 weeks|Can be combined with Ipamorelin pre-bed
GHRP-2 Dosing
Standard: 100-300 mcg SC 2-3 times daily|Pre-bed: 100-200 mcg for GH pulse during sleep|Combined: 100 mcg with CJC-1295 for synergy|Cycle: 8-16 weeks, 4 weeks off
DSIP Side Effects
- ⚠Common (Mild): Morning grogginess initially, mild headache
- ⚠Rare: Vivid dreams, temporary appetite changes
- ⚠Generally very well tolerated
GHRP-2 Side Effects
- ⚠Common: Mild appetite increase, water retention, tingling
- ⚠Moderate: Cortisol elevation at higher doses
- ⚠Rare: Prolactin increase, transient dizziness
- ⚠Better tolerated than GHRP-6 overall
Research Overview
DSIP
DSIP has moderate clinical evidence from European studies. Human trials show improved sleep quality and normalized sleep-wake cycles. Also studied for alcohol and opiate withdrawal. Unique mechanism distinct from traditional sleep aids.
GHRP-2
GHRP-2 has strong clinical evidence. Approved in Japan for diagnostic use. Multiple human studies confirm reliable GH stimulation with a favorable side effect profile compared to GHRP-6.
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