Description
DSIP (Delta Sleep-Inducing Peptide) is a naturally occurring nonapeptide studied for its role in sleep regulation, stress response, and neuroendocrine modulation.
Specifications
- Sequence: Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu
- Molecular formula: C35H48N10O15
- Molecular weight: ~848.8 g/mol
- CAS: 62568-57-4
- Purity: ≥99% (HPLC)
- Form: Lyophilized powder
- Appearance: White to off-white solid
Third-party tested — Tested by Janoshik; see “Additional Information” for the COA.
⚠️ For Laboratory Research Use Only (RUO). This product is intended exclusively for in-vitro laboratory research and is not for human or veterinary use, consumption, diagnostic, or therapeutic purposes. It is not a drug, food, cosmetic, or dietary supplement, and is not intended to diagnose, treat, cure, or prevent any disease. Sale is restricted to qualified research professionals and laboratory institutions. By purchasing, the buyer affirms they are appropriately qualified and will use this product solely for legitimate research.
Areas of Research
- Sleep Regulation — studied for influence on slow-wave sleep architecture in research models.
- Stress & HPA Axis — investigated for modulation of stress hormones and the HPA axis.
- Neuroendocrine Activity — examined for effects on hormone release and circadian signaling.
- Analgesia — studied for antinociceptive properties in preclinical models.
Product Care & Storage
- All products are shipped lyophilized, which keeps them stable for shipping for up to 3–4 months. Products must be reconstituted to a liquid by mixing with bacteriostatic water for research and testing.
- Lyophilized / powder form — Store in a cool, dry place away from light; stable at room temperature for several weeks. For long-term storage (months to years), freezing is optimal.
- Reconstituted form — Refrigerate under 39°F; remains stable for up to 30 days.
- Usage — We are unable to provide any dosing instructions; however, all products should be considered pharmaceutical grade.




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