DSIP
Sleep & Neuropeptides
Not Approved
SleepNeuropeptidesStressRecovery
Delta Sleep-Inducing Peptide (DSIP) is a nine-amino-acid neuropeptide first isolated from rabbit thalamic venous blood in 1974 by Marcel Monnier and colleagues at the University of Basel. DSIP is unique among sleep-relat…
Full DSIP profile →
Selank
Cognitive & Anxiolytic
Not Approved
CognitiveAnxiolyticNootropicImmune
Selank is a synthetic analog of the immunomodulatory tetrapeptide tuftsin (Thr-Lys-Pro-Arg), extended with Pro-Gly-Pro for metabolic stability. Developed at the Institute of Molecular Genetics in Russia, it is approved a…
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Stack Compatibility & Key Differences
Both are active research compounds. See individual pages for full protocol data.
Frequently Asked Questions
What is the difference between DSIP and Selank?
DSIP: Delta Sleep-Inducing Peptide (DSIP) is a nine-amino-acid neuropeptide first isolated from rabbit thalamic venous blood in 1974 by Marcel Monnier and colleagues at the University of Basel. DSIP is unique among sleep-relat… Selank: Selank is a synthetic analog of the immunomodulatory tetrapeptide tuftsin (Thr-Lys-Pro-Arg), extended with Pro-Gly-Pro for metabolic stability. Developed at the Institute of Molecular Genetics in Russia, it is approved a…
Can you stack DSIP and Selank?
Both are active research compounds. See individual pages for full protocol data.
Which has a longer half-life, DSIP or Selank?
DSIP half-life: 30-60 min (IV); 2-3 h (SC). Selank half-life: ~2 min (plasma); CNS effects 24h+.