Also known as: TP-7
A synthetic anti-anxiety peptide based on tuftsin, an immune peptide.
Educational reference, not medical advice. Many compounds here are not approved, and products sold as research chemicals are not checked for purity. Plan any use with a licensed clinician.
How it works
Enhances GABA-A signaling (like benzodiazepines, but milder and without sedation), slows breakdown of enkephalins, and raises BDNF.
Evidence by goal
| Goal | Grade | What the grade means |
|---|---|---|
| Stress, anxiety & mood | B | Human trials (smaller, mixed, or approved outside the US) |
| Focus, memory & brain | C | Limited human data, case series or practitioner reports |
| Immune & infections | C | Limited human data, case series or practitioner reports |
| Sleep | D | Animal or cell studies only |
At a glance
- Route
- Nasal spray or drops
- Half-life
- Minutes in blood; effects last hours
Reported dosing
250 to 500 mcg, 1 to 3 times daily intranasally.
Timing: Daytime or when anxious; not sedating.
Cycle: Courses of 10 to 14 days, repeated as needed.
From approved labels where they exist, otherwise from published trials and practitioner reports.
Side effects
- Nasal irritation
- Mild fatigue
Who should avoid it
- Pregnancy
Often combined with
Paired with Semax for calm focus.
Key findings
Russian trials found anxiety relief comparable to a benzodiazepine in generalized anxiety, with fewer side effects. Trials were small and not independently replicated.
Where it is legal (Oct 2026)
| US | Not approved |
|---|---|
| Canada | Not approved |
| Mexico | Not approved |
| EU | Not approved |
Approved in Russia only.
Sources
Open Selank in the Peptide Guide Compare all peptides by goal
Last reviewed November 2026. Regulatory status reflects the US unless noted and changes often.