Nootropic & Neuro Peptides
Semax, Selank, DSIP and other peptides studied for cognition, mood and sleep.
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Dihexa: benefits, evidence and legal status
Dihexa (PNB-0408) is a small, modified peptide derived from angiotensin IV, built on two amino acids (tyrosine and isoleucine) and designed at Washington State University to act on the brain’s…
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Cerebrolysin: benefits, evidence and legal status
Cerebrolysin is a prescription drug made from pig brain: a mixture of low-molecular-weight peptides and free amino acids, studied as a neurotrophic agent in stroke, dementia and brain injury, with…
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DSIP (emideltide): sleep and withdrawal studies, FDA review and legal status
DSIP (delta sleep-inducing peptide, international name emideltide) is a nine-amino-acid peptide first isolated from rabbits in 1977 and studied as a sleep and withdrawal treatment. It is not FDA approved,…
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Selank (TP-7): anxiety studies, Russian registration and legal status
Selank is a synthetic seven-amino-acid peptide (Thr-Lys-Pro-Arg-Pro-Gly-Pro), a longer analog of the immune peptide tuftsin, developed in Russia as an anti-anxiety drug. Its strongest evidence is a handful of small…
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Semax: benefits, evidence and legal status
Semax is a synthetic seven-amino-acid peptide (Met-Glu-His-Phe-Pro-Gly-Pro) derived from a fragment of adrenocorticotropic hormone (ACTH), sold as nasal drops in Russia but not approved by the FDA; its best human…