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Cognitive

Nootropic and neuroactive peptides researched for focus, mood, and neuroprotection. Mostly studied in Eastern European literature — read protocols closely.

01
S
Semax
★★★★★ 3/5 research
Protocol snapshot
Dose300-1000 mcg/dose, 1-3x daily
Frequency1-3x daily
Cycle14-30 days, then break
Full protocol + references →
🏆Our pick for Semax
Valor Peptides
30mg · USA · Card / Crypto
  • Third-party tested (Janoshik)
  • COAs provided — Comprehensive
  • Highest verification tier in stock
  • 4.8★ community rating
Also solid
AMP Peptides
30mg · $2.65/mg
$79.53
Buy →
Purus Peptides
30mg · $2.18/mg
$65.32
Buy →
Peppy
30mg · $2.74/mg
$82.27
Buy →
02
S
Selank
★★★★★ 3/5 research
Protocol snapshot
Dose250-500 mcg/dose, 1-3x daily
Frequency1-3x daily
Cycle14-30 days, then break
Full protocol + references →
🏆Our pick for Selank
Valor Peptides
30mg · USA · Card / Crypto
  • Third-party tested (Janoshik)
  • COAs provided — Comprehensive
  • Highest verification tier in stock
  • 4.8★ community rating
Also solid
Peptidology
30mg · $3.09/mg
$92.71
Buy →
AMP Peptides
30mg · $2.78/mg
$83.42
Buy →
Ascension Peptides
30mg · $2.88/mg
$86.45
Buy →
03
P
PT-141
★★★★★ 3/5 research
Protocol snapshot
Dose0.5-2 mg per dose (typical: 1-1.75 mg)
FrequencyAs needed, 1-3 hours before activity
CyclePRN, not daily
Full protocol + references →
🏆Our pick for PT-141
Ascension Peptides
10mg · USA · Card / Crypto / Zelle
  • Third-party tested (Janoshik)
  • COAs provided — Per-batch core, quarterly bonus
  • Within 4% of cheapest, higher verification tier
  • 4.8★ community rating
Also solid
Molecular Solutions
10mg · $3.52/mg
$35.23
Buy →
Flawless Compounds
10mg · $4.82/mg
$48.24
Buy →
Double R Labs
10mg · $5.03/mg
$50.25
Buy →

For research use only. Rankings reflect our source-verification methodology and current research maturity — not medical advice.