Stress
Compounds studied in stress response, HPA-axis regulation, or resilience to physical and psychological stressors.
Compounds
DSIP
A nonapeptide isolated in 1977 and named for the sleep stage it was expected to induce. The controlled human work that followed did not find that effect, and the name has outlived the finding.
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Oxytocin
A nine-amino-acid hormone made in the hypothalamus, best known as an approved obstetric drug and, separately, as the subject of two decades of intranasal human research that found far less than the popular 'bonding hormone' story claims. No vendor in our tracked set currently lists it.
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Selank
Selank is a synthetic heptapeptide studied primarily for anxiolytic and cognitive effects. It is approved as a nasal spray in Russia and has one published human clinical trial. Here is what the evidence shows.
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Semax / Selank Blend
A pre-mixed combination of two Russian-developed heptapeptides — Semax for cognition and neuroprotection, Selank for anxiety — sold together as a single vial. Most vendors carry the plain form; a sodium-salt (Na-) version of the same pairing also exists.
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