Epitalon
A synthetic tetrapeptide discussed in longevity circles and studied mainly in older or limited research settings.
Longevity researchCircadian and pineal research
Limited evidenceResearch-stage
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Sleep & Wellness
Research contexts involving sleep quality, stress response, and general wellbeing.
Category
Evidence level
Regulatory / research status
DSIP
A peptide named for early sleep research, with a small and dated body of published literature.
Sleep researchStress-response research
Limited evidenceResearch-stage
Selank
PremiumA synthetic peptide studied primarily in a narrow regional research literature related to stress response.
Stress-response researchNeuroscience research
Limited evidenceResearch-stage