Library / Research areas / Brain & mood
Brain & mood
Neuropeptides and research peptides studied in the nervous system, stress, mood and cognition.
These compounds are grouped by what they are studied for. Being studied for something is not the same as being proven to work, or safe. Compounds are listed from the strongest human evidence to the weakest.
Approved use · Regulator-approved for a specific indication
Ziconotide
Approved Peptide Medicines
25residues
2,639daltons
Evidence: Approved use
Oxytocin
Neuroscience
9residues
1,007.2daltons
Evidence: Approved use
Controlled trials · Randomized trials with clinical endpoints
Early human · Small pharmacology or safety studies in people
PACAP-38
Neuroscience
38residues
4,534.3daltons
Evidence: Early human
Selank
Neuroscience
7residues
751.9daltons
Evidence: Early human
Semax
Neuroscience
7residues
813.9daltons
Evidence: Early human
Substance P
Neuroscience
11residues
1,347.6daltons
Evidence: Early human
Preclinical · Cell and animal studies only
Other research areas
Weight & metabolismEnergy & mitochondriaSleepRecovery & repairGrowth hormoneImmunitySkin & hairLongevity & agingSexual & reproductive healthHormones & boneHeart & blood
Educational reference only. Nothing here is medical advice, a treatment recommendation, or dosing or sourcing guidance.