peptide-compare.com

DSIP vs Semax

Which should you choose? Here's what you need to know.

The short answer

DSIP and Semax are both cognitive / neuro peptides, but they work differently. Delta Sleep-Inducing Peptide, a neuropeptide studied for its role in sleep regulation, stress response, and circadian rhythm modulation. A synthetic peptide derived from ACTH (4-10) developed in Russia as a nootropic and neuroprotective agent. Available as a prescription nasal spray in Russia. Compare vendor pricing and availability below.

DSIP

Cognitive / Neuro

Delta Sleep-Inducing Peptide, a neuropeptide studied for its role in sleep regulation, stress response, and circadian rhythm modulation.

Semax

Cognitive / Neuro

A synthetic peptide derived from ACTH (4-10) developed in Russia as a nootropic and neuroprotective agent. Available as a prescription nasal spray in Russia.

Price & availability

Once you've decided which peptide fits your needs, here's how they compare on price and vendor options.

DSIP
Semax
$23.00
Starting from
$24.00
$10.95
Avg. price per mg
$13.79
51
Vendors selling it
56
53 options
In stock now
51 options
9.1/10
Top trust score
9.1/10
0
Purity tests on file
0

Ready to buy?

Our top-rated vendor for each, based on trust scores, purity testing, and price.

Best DSIP Vendor

Aavant Research
Aavant Research
8.7/10

$40.00(10mg)

Best Semax Vendor

Orbitrex Peptides
Orbitrex Peptides
9.0/10

$29.99(10mg)

See all DSIP vendorsSee all Semax vendors

Where does this data come from?

We check vendor prices every day and pull in real purity test results from independent labs — not vendor claims. No vendor can pay to rank higher. See our full methodology.