cognitive
DSIP
Sleep-regulating nonapeptide
Cheapest offer
$2.20/mg
21 vendors tracked25 live pricesLast crawl: 2026-09-08 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
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For research purposes only. Not for human consumption. Always verify calculations independently.
Cost-per-dose recalculates as you adjust the calculator above.
DSIP · 5mg
14 vendors
B-
Operational$22.50
$4.50/mg· $1.13/dose
In stockOn sale
Operational
$25.91
$5.18/mg· $1.30/dose
In stock▲ 15.2% vs best
B
Operational$25.99
$5.20/mg· $1.30/dose
In stock▲ 15.5% vs best
Operational
$29.99
$6.00/mg· $1.50/dose
In stock▲ 33.3% vs best
Operational
$29.99
$6.00/mg· $1.50/dose
In stock▲ 33.3% vs best
Operational
$30.00
$6.00/mg· $1.50/dose
In stock▲ 33.3% vs best
B-
Operational$35.00
$7.00/mg· $1.75/dose
In stock▲ 55.6% vs best
Watch
$35.00
$7.00/mg· $1.75/dose
In stock▲ 55.6% vs best
B-
Operational$39.00
$7.80/mg· $1.95/dose
In stock▲ 73.3% vs best
B-
Watch$39.99
$8.00/mg· $2.00/dose
In stock▲ 77.7% vs best
Operational
$41.00
$8.20/mg· $2.05/dose
In stock▲ 82.2% vs best
Operational
$42.99
$8.60/mg· $2.15/dose
In stock▲ 91.1% vs best
Watch
$54.99
$11.00/mg· $2.75/dose
In stock▲ 144.4% vs best
Operational
$55.97
$11.19/mg· $2.80/dose
In stock▲ 148.8% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | $/dose at 0.25 mg | Stock | |
|---|---|---|---|---|---|---|---|---|
| Southern Aminos US | B- | Operational | $22.50 On sale | $4.50 | $1.13 | In stock | Buy with code → | |
| Research Peptides Europe EU | A | Operational | $25.91 ▲ 15.2% | $5.18 | $1.30 | In stock | Visit → | |
| Welli Labs US | B | Operational | $25.99 ▲ 15.5% | $5.20 | $1.30 | In stock | Visit → | |
| AMC Essentials US | B | Operational | $29.99 ▲ 33.3% | $6.00 | $1.50 | In stock | Visit → | |
| One Day Compounds US | B- | Operational | $29.99 ▲ 33.3% | $6.00 | $1.50 | In stock | Visit → | |
| FITSKNS Research Group US | B- | Operational | $30.00 ▲ 33.3% | $6.00 | $1.50 | In stock | Visit → | |
| Atomik Labz US | B- | Operational | $35.00 ▲ 55.6% | $7.00 | $1.75 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $35.00 ▲ 55.6% | $7.00 | $1.75 | In stock | Visit → | |
| Purus Peptides US | B- | Operational | $39.00 ▲ 73.3% | $7.80 | $1.95 | In stock | Visit → | |
| Modified Aminos US | B- | Watch | $39.99 ▲ 77.7% | $8.00 | $2.00 | In stock | Visit → | |
| Core Peptides US | A | Operational | $41.00 ▲ 82.2% | $8.20 | $2.05 | In stock | Visit → | |
| Research Peptides US | B | Operational | $42.99 ▲ 91.1% | $8.60 | $2.15 | In stock | Visit → | |
| Felix Chemical Supply US | B- | Watch | $54.99 ▲ 144.4% | $11.00 | $2.75 | In stock | Visit → | |
| BioLongevity Labs US | B | Operational | $55.97 ▲ 148.8% | $11.19 | $2.80 | In stock | Visit → |
Sort:
Last crawl 2026-09-08Sort:
2026-09-08DSIP · 10mg
10 vendors
Watch
$22.00
$2.20/mg· $0.55/dose
In stockOn sale
Watch
$31.54
$3.15/mg· $0.79/dose
In stock▲ 43.4% vs best
B
Operational$39.99
$4.00/mg· $1.00/dose
In stock▲ 81.8% vs best
B-
Operational$45.00
$4.50/mg· $1.13/dose
In stock▲ 104.5% vs best
Watch
$45.00
$4.50/mg· $1.13/dose
In stock▲ 104.5% vs best
B-
Watch$58.00
$5.80/mg· $1.45/dose
In stock▲ 163.6% vs best
B
Operational$58.00
$5.80/mg· $1.45/dose
In stock▲ 163.6% vs best
Watch
$59.99
$6.00/mg· $1.50/dose
In stock▲ 172.7% vs best
Operational
$59.99
$6.00/mg· $1.50/dose
In stock▲ 172.7% vs best
Operational
$60.00
$6.00/mg· $1.50/dose
In stockOn sale▲ 172.7% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | $/dose at 0.25 mg | Stock | |
|---|---|---|---|---|---|---|---|---|
| S1 Research (Step One Ventures) US | C | Watch | $22.00 On sale | $2.20 | $0.55 | In stock | Buy with code → | |
| Modern Research Peptides (.net) US | B- | Watch | $31.54 ▲ 43.4% | $3.15 | $0.79 | In stock | Visit → | |
| Welli Labs US | B | Operational | $39.99 ▲ 81.8% | $4.00 | $1.00 | In stock | Visit → | |
| Atomik Labz US | B- | Operational | $45.00 ▲ 104.5% | $4.50 | $1.13 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $45.00 ▲ 104.5% | $4.50 | $1.13 | In stock | Visit → | |
| Ameano Peptides US | B- | Watch | $58.00 ▲ 163.6% | $5.80 | $1.45 | In stock | Visit → | |
| EZ Peptides US | B | Operational | $58.00 ▲ 163.6% | $5.80 | $1.45 | In stock | Visit → | |
| Felix Chemical Supply US | B- | Watch | $59.99 ▲ 172.7% | $6.00 | $1.50 | In stock | Visit → | |
| Glacier Aminos US | B | Operational | $59.99 ▲ 172.7% | $6.00 | $1.50 | In stock | Visit → | |
| Ascension Peptides US | B | Operational | $60.00 On sale ▲ 172.7% | $6.00 | $1.50 | In stock | Visit → |
Sort:
Last crawl 2026-09-08Sort:
2026-09-08DSIP · 15mg
1 vendors
Operational
$44.99
$3.00/mg· $0.75/dose
In stockOn sale
| Vendor | Grade | Risk | Price | $/mg | Trend | $/dose at 0.25 mg | Stock | |
|---|---|---|---|---|---|---|---|---|
| Double R Labs US | B | Operational | $44.99 On sale | $3.00 | $0.75 | In stock | Buy with code → |
Sort:
Last crawl 2026-09-08Sort:
2026-09-08Research 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