Research focus
Cognitive & mood research peptides
Research concerns cognition, memory, mood and neuroprotection. Each compound below carries a score out of 100 combining the strength of its published research with the certificate evidence of the vendors that carry it — a score of evidence, never a claim that a compound is safe, effective or suitable for any purpose.
Browse by research focus
Showing 8 of 8 compounds — Research concerns cognition, memory, mood and neuroprotection.
- A
Semax
Other93.3A synthetic peptide derived from a fragment of adrenocorticotropic hormone (ACTH 4-10), studied in relation to cognition and neuroprotection. It was developed in Russia.
Cognitive22 vendors21 certificates99.6% mean purityTier A evidence · High popularity
- A
Selank
Other92A synthetic heptapeptide based on the immune peptide tuftsin, studied in relation to anxiety and cognition. It was developed in Russia.
CognitiveSleep & stress18 vendors20 certificates99.6% mean purityTier A evidence · High popularity
- B
Cerebrolysin
Other52A peptide preparation derived from porcine brain tissue, studied in stroke, dementia and traumatic brain injury. It is approved as a medicine in some countries but not in the United States.
Cognitive1 vendors0 certificatesTier B evidence · Established popularity
- B
Oxytocin
Other50A nine-amino-acid neuropeptide hormone produced in the hypothalamus. It is an approved medicine and is one of the most heavily studied peptides in physiology and behavioural neuroscience.
HormonalCognitive4 vendors0 certificatesTier B evidence · Established popularity
- D
Pinealon
Other42.6A short synthetic peptide (Glu-Asp-Arg) from the Khavinson peptide-bioregulator research programme, studied preclinically in models of oxidative stress and neuroprotection.
LongevityCognitive5 vendors0 certificatesTier D evidence · Niche popularity
- B
Methylene Blue
Other38Methylene blue (methylthioninium chloride), a synthetic phenothiazine dye and redox-active compound with a research history stretching back to the nineteenth century. It is an approved medicine for specific indications.
CognitiveLongevity0 vendors0 certificatesTier B evidence · Established popularity
- A
Dihexa
Other37.6A small peptide derivative studied for effects on synaptic connections and neurotrophic signalling in models of cognition. It is supplied as a research compound.
Cognitive3 vendors0 certificatesTier A evidence · Niche popularity
- D
PE-22-28
Other27A shortened synthetic analogue of spadin, studied preclinically as a TREK-1 potassium-channel inhibitor with antidepressant-like activity in animal models. The indexed literature under this exact name is very limited.
Cognitive1 vendors0 certificatesTier D evidence · Niche popularity