The Peptide Reference
The Peptide Reference
References
Reference/Modified heptapeptide

Adalank

N-Acetyl Selank Amidate · Enhanced Tuftsin Analog

research use only

Enhanced derivative of Selank with improved stability, blood-brain barrier penetration, and extended half-life compared to parent compound. Parent compound Selank approved in Russia since early 2000s.

Potent anxiolytic effects without sedationEnhanced cognitive functionStress resilienceImproved mood and emotional stability
01

Overview

Enhanced derivative of Selank with improved stability, blood-brain barrier penetration, and extended half-life compared to parent compound. Parent compound Selank approved in Russia since early 2000s.

Modulates GABAergic neurotransmission, upregulates hippocampal BDNF, influences serotonin metabolism, and provides immunomodulatory effects without benzodiazepine-like dependency.

02

Research indications

What the compound has been studied for, grouped by body system. Effect size is the reported magnitude where it was measured — not a recommendation.

Anxiety3
Generalized Anxiety Disorder

Clinical trials showed effects comparable to benzodiazepines; 40% rapid response within 1-3 days.

Large
Stress-Related Anxiety

Reduces stress hormones and balances neurotransmitters without sedation.

Large
Anxiety without Sedation

Unlike benzodiazepines, provides relief without tolerance, withdrawal, or dependency.

Large
Cognitive2
Cognitive Enhancement

Improves focus, attention, and mental clarity.

Moderate
Memory Protection

BDNF-mediated neuroplasticity supports memory formation.

Moderate
Neuroprotection2
BDNF Upregulation

Rapidly elevates BDNF expression, supporting neuronal survival.

Moderate
Stress Resilience

Enhances ability to cope with psychological stress.

Moderate
i

A large effect in a weak study and a small effect in a strong one are different things. Effect size is never evidence of use in people.

Quick factsreference only
Class
Modified heptapeptide
Chain length
7 residues
Molecular weight
792.93 Da
Typical dose
200-500mcg
Frequency
Once or twice daily
Cycle length
2-4 weeks
Storage
Lyophilized: room temp or freezer. Reconstituted: 2-8°C for 14-30 days
03

Molecular data

Type
Modified heptapeptide
Molecular weight
792.93 Da
Chain length
7 residues
04

Dosing reference

Doses reported in the literature and by suppliers. These are a record of what has been used in research — reference, never instruction.

ContextRouteAmountFrequency
Anxiety ReductionSubQ200-300mcg1x daily (morning)
Cognitive EnhancementSubQ200-500mcg1x daily
Stress ManagementSubQ200-300mcg2x daily (morning, afternoon)
Initial TrialSubQ100-200mcg1x daily
Anxiety ManagementNasal spray200-300mcg per dose2-3x daily (600-900mcg total)
Initial TrialNasal spray150-200mcg per dose2x daily
05

Interactions

Selank

Adalank is enhanced derivative with improved stability and longer half-life.

compatible
Semax

Both are Russian nootropic peptides with different mechanisms.

compatible
BPC-157

Different mechanisms; Adalank targets neurological pathways, BPC-157 focuses on tissue repair.

compatible
Diazepam

Enhances benzodiazepine effects while reducing side effects in research studies.

synergistic
MAOIs

Consult healthcare provider; affects neurotransmitter systems.

monitor
06

Quality checklist

  • White, fluffy powder; proper freeze-drying indicated
  • Clear solution after reconstitution; no particles or cloudiness
  • Proper labeling with peptide name, batch number, manufacturing date
  • !Slight compaction from shipping acceptable if powder dissolves with gentle swirling
  • ×Discoloration or yellowing indicates oxidation or degradation
  • ×Persistent cloudiness or particles indicate degraded or contaminated peptide
07

What to expect

Days 1-340% may experience rapid anxiety reduction
Week 1-2Gradual anxiety relief, improved mood, enhanced stress resilience
Week 2-4Cognitive enhancement, improved focus, BDNF-mediated neuroplasticity
Week 4+Sustained anxiolytic and cognitive benefits
08

Safety

Commonly reported2
  • Parent compound has high safety profile in Russian clinical research
  • Minimal side effects reported
Stop and seek advice6
  • Unusual or persistent headaches
  • Significant mood changes or depression
  • Unexpected sedation or extreme fatigue
  • Unusual neurological symptoms
  • Persistent injection site reactions or nasal irritation
  • Severe gastrointestinal distress
Contraindications3
  • Experimental peptide with limited direct human research on N-Acetyl form
  • Not recommended during pregnancy or breastfeeding
  • Consult healthcare provider before use with psychiatric medications
09

FAQ

How fast does Adalank work for anxiety compared to benzodiazepines?

In clinical trials, 40% of GAD patients experienced rapid anxiety reduction within 1-3 days on Adalank, comparable to benzodiazepines like medazepam. Unlike benzos, Adalank provides relief without tolerance, dependency, or withdrawal after discontinuation.

Can Adalank be combined with benzodiazepines or SSRIs?

Rat studies showed Adalank enhanced benzodiazepine anxiolytic effects while reducing sedation and memory impairment side effects. With SSRIs, both affect neurotransmitter systems, so monitoring is recommended. Consult healthcare providers before combining with psychiatric medications.

What's the difference between Adalank and regular Selank?

Adalank is an N-acetyl form with C-terminal amidation, providing enhanced stability, better blood-brain barrier penetration, and extended half-life compared to parent compound Selank. This makes Adalank more potent and longer-acting while retaining the same anxiolytic and BDNF-upregulating mechanisms.

Does Adalank require cycling like other nootropic peptides?

Yes. Use 1-2 week breaks between cycles to prevent tolerance development. Adalank's primary advantage is no dependency or withdrawal unlike benzodiazepines, but cycling helps maintain responsiveness. Typical protocol is 2-4 week cycles followed by 1-2 week breaks.

For research use only. Nothing on this page is medical advice, and no number here is a recommendation to dose.