cognitive
DSIP
Sleep-regulating nonapeptide
Cheapest offer
$3.33/mg
27 vendors tracked31 live pricesLast crawl: 2026-06-10 18:02 UTC
About
A nonapeptide originally isolated from rabbit cerebral venous blood. Studied for sleep regulation, stress response, and opioid withdrawal research.
Also known as: Delta Sleep-Inducing Peptide
Reconstitution calculator
!
For research purposes only. Not for human consumption. Always verify calculations independently.
Cost-per-dose recalculates as you adjust the calculator above.
DSIP · 5mg
20 vendors
Watch
$24.00
$4.80/mg· $1.20/dose
In stockOn sale
Operational
$25.91
$5.18/mg· $1.30/dose
In stock▲ 8.0% vs best
B
Operational$25.99
$5.20/mg· $1.30/dose
In stockOn sale▲ 8.3% vs best
B
Operational$25.99
$5.20/mg· $1.30/dose
Out of stock▲ 8.3% vs best
Operational
$29.99
$6.00/mg· $1.50/dose
In stock▲ 25.0% vs best
Operational
$30.00
$6.00/mg· $1.50/dose
In stock▲ 25.0% vs best
Operational
$30.00
$6.00/mg· $1.50/dose
In stock▲ 25.0% vs best
B-
Operational$30.00
$6.00/mg· $1.50/dose
In stock▲ 25.0% vs best
B-
Operational$35.00
$7.00/mg· $1.75/dose
In stock▲ 45.8% vs best
Watch
$35.00
$7.00/mg· $1.75/dose
In stock▲ 45.8% vs best
B-
Operational$36.75
$7.35/mg· $1.84/dose
In stockOn sale▲ 53.1% vs best
B-
Operational$39.00
$7.80/mg· $1.95/dose
In stock▲ 62.5% vs best
Watch
$39.99
$8.00/mg· $2.00/dose
In stockOn sale▲ 66.6% vs best
Operational
$41.00
$8.20/mg· $2.05/dose
In stock▲ 70.8% vs best
Operational
$42.99
$8.60/mg· $2.15/dose
In stock▲ 79.1% vs best
Operational
$44.99
$9.00/mg· $2.25/dose
In stock▲ 87.5% vs best
Operational
$44.99
$9.00/mg· $2.25/dose
In stock▲ 87.5% vs best
B-
Operational$49.00
$9.80/mg· $2.45/dose
In stock▲ 104.2% vs best
Operational
$55.97
$11.19/mg· $2.80/dose
In stock▲ 133.2% vs best
Operational
$119.99
$24.00/mg· $6.00/dose
In stockOn sale▲ 400.0% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | $/dose at 0.25 mg | Stock | |
|---|---|---|---|---|---|---|---|---|
| S1 Research (Step One Ventures) US | C | Watch | $24.00 On sale | $4.80 | $1.20 | In stock | Buy with code → | |
| Research Peptides Europe EU | A | Operational | $25.91 ▲ 8.0% | $5.18 | $1.30 | In stock | Visit → | |
| MS Peptides US | B | Operational | $25.99 On sale ▲ 8.3% | $5.20 | $1.30 | In stock | Visit → | |
| Welli Labs US | B | Operational | $25.99 ▲ 8.3% | $5.20 | $1.30 | Out | Visit → | |
| AMC Essentials US | B | Operational | $29.99 ▲ 25.0% | $6.00 | $1.50 | In stock | Visit → | |
| FITSKNS Research Group US | B- | Operational | $30.00 ▲ 25.0% | $6.00 | $1.50 | In stock | Visit → | |
| Peptide Crafters US | A | Operational | $30.00 ▲ 25.0% | $6.00 | $1.50 | In stock | Visit → | |
| Peptide Hub US | B- | Operational | $30.00 ▲ 25.0% | $6.00 | $1.50 | In stock | Visit → | |
| Atomik Labz US | B- | Operational | $35.00 ▲ 45.8% | $7.00 | $1.75 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $35.00 ▲ 45.8% | $7.00 | $1.75 | In stock | Visit → | |
| Southern Aminos US | B- | Operational | $36.75 On sale ▲ 53.1% | $7.35 | $1.84 | In stock | Visit → | |
| Purus Peptides US | B- | Operational | $39.00 ▲ 62.5% | $7.80 | $1.95 | In stock | Visit → | |
| Felix Chemical Supply US | B- | Watch | $39.99 On sale ▲ 66.6% | $8.00 | $2.00 | In stock | Visit → | |
| Core Peptides US | A | Operational | $41.00 ▲ 70.8% | $8.20 | $2.05 | In stock | Visit → | |
| Research Peptides US | B | Operational | $42.99 ▲ 79.1% | $8.60 | $2.15 | In stock | Visit → | |
| One Day Compounds US | B- | Operational | $44.99 ▲ 87.5% | $9.00 | $2.25 | In stock | Visit → | |
| Pure Lab Peptides US | B- | Operational | $44.99 ▲ 87.5% | $9.00 | $2.25 | In stock | Visit → | |
| Lab Sourced US | B- | Operational | $49.00 ▲ 104.2% | $9.80 | $2.45 | In stock | Visit → | |
| BioLongevity Labs US | B | Operational | $55.97 ▲ 133.2% | $11.19 | $2.80 | In stock | Visit → | |
| Nexus Peptides US | B | Operational | $119.99 On sale ▲ 400.0% | $24.00 | $6.00 | In stock | Visit → |
Sort:
Last crawl 2026-06-10Sort:
2026-06-10DSIP · 10mg
9 vendors
Watch
$42.99
$4.30/mg· $1.07/dose
In stock◎ Best $/mg
B-
Operational$45.00
$4.50/mg· $1.13/dose
In stock▲ 4.7% vs best
Watch
$45.00
$4.50/mg· $1.13/dose
In stock▲ 4.7% vs best
B-
Watch$58.00
$5.80/mg· $1.45/dose
In stock▲ 34.9% vs best
B
Operational$58.00
$5.80/mg· $1.45/dose
In stock▲ 34.9% vs best
Watch
$59.99
$6.00/mg· $1.50/dose
In stock▲ 39.5% vs best
Operational
$59.99
$6.00/mg· $1.50/dose
In stock▲ 39.5% vs best
Operational
$75.00
$7.50/mg· $1.88/dose
In stockOn sale▲ 74.5% vs best
Operational
$79.99
$8.00/mg· $2.00/dose
In stockOn sale▲ 86.1% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | $/dose at 0.25 mg | Stock | |
|---|---|---|---|---|---|---|---|---|
| Modern Research Peptides (.net) US | B- | Watch | $42.99 ◎ Best $/mg | $4.30 | $1.07 | In stock | Buy with code → | |
| Atomik Labz US | B- | Operational | $45.00 ▲ 4.7% | $4.50 | $1.13 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $45.00 ▲ 4.7% | $4.50 | $1.13 | In stock | Visit → | |
| Ameano Peptides US | B- | Watch | $58.00 ▲ 34.9% | $5.80 | $1.45 | In stock | Visit → | |
| EZ Peptides US | B | Operational | $58.00 ▲ 34.9% | $5.80 | $1.45 | In stock | Visit → | |
| Felix Chemical Supply US | B- | Watch | $59.99 ▲ 39.5% | $6.00 | $1.50 | In stock | Visit → | |
| Glacier Aminos US | B | Operational | $59.99 ▲ 39.5% | $6.00 | $1.50 | In stock | Visit → | |
| Ascension Peptides US | B | Operational | $75.00 On sale ▲ 74.5% | $7.50 | $1.88 | In stock | Visit → | |
| Pure Lab Peptides US | B- | Operational | $79.99 On sale ▲ 86.1% | $8.00 | $2.00 | In stock | Visit → |
Sort:
Last crawl 2026-06-10Sort:
2026-06-10DSIP · 15mg
2 vendors
Operational
$49.99
$3.33/mg· $0.83/dose
In stockOn sale
Watch
$71.49
$4.77/mg· $1.19/dose
In stock▲ 43.0% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | $/dose at 0.25 mg | Stock | |
|---|---|---|---|---|---|---|---|---|
| Double R Labs US | B | Operational | $49.99 On sale | $3.33 | $0.83 | In stock | Buy with code → | |
| Australian Peptide Store AU | B- | Watch | $71.49 ▲ 43.0% | $4.77 | $1.19 | In stock | Visit → |
Sort:
Last crawl 2026-06-10Sort:
2026-06-10Research use only. The compounds listed on this page are not approved for human use through research-chemical channels. Nothing on this page is medical advice. Consult a qualified clinician before considering any peptide protocol. See affiliate disclosure and our scoring methodology.
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Vendors selling this peptide