PeptideIQ
⚠️Educational purposes only. Not medical advice. Consult a licensed provider before use. Many peptides are research-grade compounds not FDA-approved. Verify legal status in your jurisdiction.

🧠 Brain & cognition

10 peptides

MK-677
Ibutamoren (MK-677)

An oral GH secretagogue that significantly elevates GH and IGF-1, improving muscle mass, sleep architecture, and recovery.

ModerateResearch Grade
10-15 mg/day · 12-16 weeks
Semax
Semax (ACTH 4-7 Pro8Gly9Pro10)

A neuropeptide developed in Russia with strong nootropic, neuroprotective, and focus-enhancing properties.

ModerateResearch Grade
200-300 mcg/day · 4-6 weeks
Selank
Selank (Tuftsin Analog)

A synthetic analog of the immune peptide tuftsin with anxiolytic and nootropic effects — often called 'anxiety relief without sedation.'

ModerateResearch Grade
250 mcg/day · 4-6 weeks
Dihexa
Dihexa (PNB-0408)

An extremely potent nootropic peptide — reported to be millions of times more potent than BDNF at forming new synaptic connections.

PreclinicalResearch Grade
5-10 mg topically or orally · 4 weeks
Cerebrolysin
Cerebrolysin (FPF-1070)

A neuropeptide mixture derived from pig brain protein with strong clinical evidence for neuroprotection and cognitive restoration, approved in many countries.

ModerateIntl. Approved
5-10 mL daily · 10-20 day courses
DSIP
Delta Sleep-Inducing Peptide

A naturally occurring neuropeptide that promotes deep slow-wave sleep, regulates cortisol, and has shown neuroprotective and stress-modulating effects.

ModerateResearch Grade
100-200 mcg/day · 4-6 weeks
Humanin
Humanin (HN)

A mitochondria-derived peptide with cytoprotective properties — emerging evidence supports roles in neuroprotection, insulin sensitivity, and cardiovascular health.

PreclinicalResearch Grade
1-2 mg 2-3x weekly · 8-12 weeks
VIP
Vasoactive Intestinal Peptide

A naturally occurring neuropeptide with potent anti-inflammatory properties, used in CIRS (chronic inflammatory response syndrome) and gut protocols.

ModerateResearch Grade
50 mcg intranasal 2x daily · 4-12 weeks
Pinealon
Pinealon (Ala-Glu-Asp-Gly)

A short peptide bioregulator from the pineal gland with neuroprotective and cognitive-enhancing properties — part of the Khavinson peptide bioregulator family.

ModerateResearch Grade
5-10 mg/day · 10-20 days
Oxytocin
Oxytocin (OT)

The naturally occurring bonding hormone with therapeutic uses in social anxiety, recovery, gut motility, and sexual function.

ModerateFDA Approved
10-20 IU intranasal as needed · As needed