Delta Sleep-Inducing Peptide
| Classification | Endogenous nonapeptide |
|---|---|
| Amino acid sequence | Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu |
| Short notation | WAGGDASGE |
| Molecular formula | C35H48N10O15 |
| Molecular weight | 848.81 g/mol |
| CAS number | 62568-57-4 |
| Solubility | Soluble in water. |
| Reported half-life | Reported to be very short in plasma, on the order of minutes. |
International orders have a 3-vial minimum per product. Case pricing shown is international; US warehouse case pricing may differ and is shown at checkout.
Isolated in 1977 from the cerebral venous blood of rabbits in induced slow-wave sleep, by Schoenenberger and Monnier. Despite the name, its endogenous function remains poorly characterized and the sleep-related findings have been inconsistent across the literature.
The following describes contexts in which this compound appears in published laboratory literature. Nothing here is a claim of efficacy, safety, or suitability for any use in humans or animals.
| Lyophilized powder | Store lyophilized powder at -20 °C, sealed and protected from light. Stable for extended periods while dry. |
|---|---|
| After reconstitution | After reconstitution with bacteriostatic water, store at 2–8 °C and use within approximately 4 weeks. Avoid repeated freeze-thaw cycles. |
| Shipping | Ships at ambient temperature; lyophilized peptide is stable in transit. |
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| Vial | 1 vial (US) | 3 vials (Intl) | Case of 5 | Case of 10 | Stock |
|---|---|---|---|---|---|
| 5mg | — | $108 | $130 | $240 | International |
$20 flat USA shipping · solutioning available at $10/vial · Denver stock ships within 1 business day of order confirmation.