Research category

Energy & Focus

Peptides commonly researched for cognition, attention, mitochondrial signaling, and daytime energy.

Nootropic peptides have very small human datasets. Sleep, nutrition, and exercise drive the largest effects on cognition.

Note: The peptides listed here are organized by common research interest, not by medical recommendation.

5 peptides in this category

NAD+

Limited Human Evidence

A central coenzyme in energy metabolism that has been studied as a supplement and IV therapy for aging, fatigue, and metabolic health.

Energy & FocusLongevity & WellnessMetabolic Health

MOTS-c

Experimental

A mitochondrial-encoded peptide studied for its role in metabolism, exercise capacity, and mitochondrial signaling.

Fat LossMetabolic HealthEnergy & Focus

Selank

Experimental

A Russian-developed heptapeptide analog of tuftsin studied as a nasal anxiolytic with minimal sedation in small clinical trials.

Anxiety & MoodEnergy & Focus

Semax

Experimental

A Russian-developed ACTH(4-10) analog used intranasally and studied for cognitive performance and stroke recovery.

Energy & FocusAnxiety & Mood

Dihexa

Experimental

A small-molecule angiotensin IV analog with reported pro-cognitive effects in animals via the hepatocyte growth factor / c-Met system.

Energy & Focus

Important:

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