Brain, Mood & Sleep
Nootropic, anxiolytic and sleep-related peptides compared on the evidence.
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Peptides for brain fog: what the evidence shows, tier by tier
No peptide is FDA-approved for brain fog, and no controlled trial has tested one for brain fog by that name. The strongest cognitive signal…
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DSIP vs Melatonin: differences, evidence and safety
DSIP vs melatonin: DSIP (delta sleep-inducing peptide) is an unapproved research peptide whose most promising result is a small 1987 placebo-controlled trial in which…
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Semax vs Cerebrolysin: differences, evidence and safety
Semax is a Russian nasal peptide linked to faster functional recovery in a 110-patient stroke study (Gusev 2018). Cerebrolysin is a pig-brain peptide mixture…
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Peptides for sleep: DSIP vs epitalon vs pinealon, ranked by evidence
Among peptides for sleep, DSIP (delta sleep-inducing peptide, also called emideltide) has the most human sleep research. In a small double-blind crossover study of…
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Selank vs Xanax: differences, evidence and safety
Selank is a seven-amino-acid peptide that eased anxiety about as much as the benzodiazepine medazepam in a 62-patient Russian study (Zozulya 2008). Xanax (alprazolam)…
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Best peptides for anxiety: what the evidence shows, tier by tier
No peptide is FDA-approved to treat anxiety. Among the peptides promoted for anxiety and stress, the best-researched are intranasal oxytocin (several small human RCTs…
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Selank vs Semax: differences, evidence and safety
Selank vs Semax: Selank is a tuftsin-based peptide studied mainly for anxiety. Semax is an ACTH-based peptide studied mainly for stroke recovery and brain…