DSIP
Delta sleep-inducing peptide
Potency loss over time
Estimated potency retained (%) per storage condition. Hover the chart for details.
⚠ Computed from molecular properties (sequence length, cyclisation, residues prone to oxidation or deamidation, light sensitivity), per compound. Indicative only — not lab-measured per batch.
Time in body
How much of a single dose remains over time, modelled from the terminal half-life. Illustrative — not a dosing tool.
Half-life ~10 min (literature estimate) · effectively cleared (~97%) after ~51 min (5 half-lives).
Research context only — not dosing guidance. · Source: Literature estimate (~10 min, rapid degradation)
| # | Suppliers | Price | €/mg | Price trend (6 months) | Purity | COA | Score ⓘ | |
|---|---|---|---|---|---|---|---|---|
| 1 |
 PHD
| €18.85 | €3.77/mg | 99% | ✔ HPLC | Shop → | ||
| 2 |
 OME
OMEGA PEPTIDES
in stock 🇳🇱 NL
| €19.99 | €4.0/mg | ▼0.9% | 99% | ✔ Third-party | Shop → | |
| 3 |
 RES
RESEARCH PEPTIDES EUROPE
in stock 🇪🇸 ES
| €23.99 | €4.8/mg | 99.8% | ✔ HPLC/LC-MS | Shop → | ||
| 4 |
 PUL
PULSE PEPTIDES
in stock 🇨🇾 CY
| €29.99 | €6.0/mg | 99% | ✔ HPLC/qNMR | Shop → | ||
| 5 |
 CRY
CRYSTAL PEPTIDES
in stock 🇧🇬 BG
| €29.99 | €6.0/mg | 99% | ✔ HPLC | Shop → | ||
| 6 |
 FIT
FIT PEPTIDES
in stock 🇳🇱 NL
| €34.95 | €6.99/mg | ▼7.1% | 99% | ✔ Janoshik | Shop → | |
| 7 |
 BEY
BEYOND PEPTIDES
in stock 🇪🇺 EU
| €44.7 | €8.94/mg | 99% | ✔ HPLC | Shop → | ||
| 8 |
 PEP
PEPTA SUPPLY
in stock 🇳🇱 NL
| €44.99 | €9.0/mg | 99% | ✔ HPLC | Shop → | ||
| 9 |
 24P
24PEPTIDES
in stock 🇳🇱 NL
| €49 | €9.8/mg | ▼1.7% | 99% | ✔ Liquilabs | Shop → |
| # | Suppliers | Price | €/mg | Price trend (6 months) | Purity | COA | Score ⓘ | |
|---|---|---|---|---|---|---|---|---|
| 1 |
FIT
FIT PEPTIDES
in stock 🇳🇱 NL
| €44.95 | €4.5/mg | ▲6.6% | 99% | ✔ Janoshik | Shop → | |
| 2 |
 PRI
PRIMAL PEPTIDES
in stock 🇳🇱 NL
| €44.99 | €4.5/mg | ▼5.3% | 99% | ✔ COA | Shop → | |
| 3 |
 NEX
NEXTGEN PEPTIDES
in stock 🇳🇱 NL
| €49.95 | €5.0/mg | ▼9.3% | 99% | ✔ HPLC | Shop → | |
| 4 |
 PEP
PEPTIDE LAB
in stock 🇳🇱 NL
| €49.95 | €5.0/mg | 99% | ✘ COA Expired | Shop → | ||
| 5 |
 ADR
ADRIA SCIENCE
in stock 🇸🇮 SI
| €52.9 | €5.29/mg | 99% | ✔ HPLC | Shop → | ||
| 6 |
24P
24PEPTIDES
in stock 🇳🇱 NL
| €79 | €7.9/mg | ▲9.1% | 99% | ✔ Liquilabs | Shop → |
| # | Suppliers | Price | €/mg | Price trend (6 months) | Purity | COA | Score ⓘ | |
|---|---|---|---|---|---|---|---|---|
| 1 |
NEX
NEXTGEN PEPTIDES
in stock 🇳🇱 NL
| €69.95 | €4.66/mg | ▼5.4% | 99% | ✔ HPLC | Shop → |
| # | Suppliers | Price | €/mg | Price trend (6 months) | Purity | COA | Score ⓘ | |
|---|---|---|---|---|---|---|---|---|
| 1 |
PEP
PEPTIDE LAB
in stock 🇳🇱 NL
| €134.95 | €4.5/mg | 99% | ✘ COA Expired | Shop → |
| # | Suppliers | Price | €/mg | Price trend (6 months) | Purity | COA | Score ⓘ | |
|---|---|---|---|---|---|---|---|---|
| 1 |
PEP
PEPTIDE LAB
in stock 🇳🇱 NL
| €209.95 | €4.2/mg | 99% | ✘ COA Expired | Shop → |
| # | Suppliers | Price | €/mg | Price trend (6 months) | Purity | COA | Score ⓘ | |
|---|---|---|---|---|---|---|---|---|
| 1 |
PEP
PEPTIDE LAB
in stock 🇳🇱 NL
| €399.95 | €4.0/mg | 99% | ✘ COA Expired | Shop → |
Prices manually checked and updated monthly — source: publicly available supplier data. No affiliate links, no paid placement.
DSIP
Mechanism, evidence level, EU status and COA guidance per compound. No dosages, no protocols — that belongs with a doctor.