Search Selank before and after and you get forum posts about calm. The published Western record is 4 peer-reviewed Western studies, and the human one is a single brain scan in 52 healthy volunteers.
The short answer. Selank: The only Western human study is a 2020 fMRI scan of 52 healthy adults, measuring brain connectivity, not anxiety scores.
- Those changes appeared 5 to 20 minutes after a nasal dose, so nothing in that study speaks to weeks of use.
- Russia approved Selank as 0.15% nasal drops (1.5 mg per mL) in 2009, but the supporting trials are not in PubMed.
- Western randomized controlled trials of Selank number zero, which is why no controlled before-and-after exists.
Selank has no photographable before and after. The best Western study scanned 52 healthy adults. It saw brain connection shifts in 5–20 minutes. It did not track anxiety scores over weeks. Russia approved Selank for anxiety in 2009. Western randomized trials still number zero.
What was actually measured in humans
One Western human study carries this whole query. Panikratova and colleagues published it in Doklady Biological Sciences in 2020. They gave a nasal dose to 52 healthy adults and imaged the brain.
The outcome was functional connectivity. That means how strongly brain regions move together during a scan. Shifts appeared 5–20 minutes after dosing, including in the right amygdala.
Functional connectomic approach to studying Selank and Semax effects.
Panikratova et al., Doklady Biological Sciences, 2020 (study title)Read the design carefully and the limits are obvious.
- The subjects were healthy. Nobody in the scan had a diagnosed anxiety disorder.
- The window was minutes. A 20 minutes readout is not a six-week outcome.
- The measure was a scan, not a symptom. No validated anxiety scale was the endpoint.
- The sample was small. 52 participants is a mechanism study, not an efficacy trial.
So the honest sentence is this: something measurable happened in the brain, fast. Whether it makes a person feel different for a month was not the question. The Selank anxiety trials page goes through the full human record.
Why there are no Selank before and after photos
Most before-and-after searches are about a visible change. Fat, skin, hair. Selank is sold for mood and anxiety. There is nothing to photograph.
That pushes the whole category into self-report. Someone took it, then described the week. Description is not measurement.
Anxiety is the outcome most sensitive to expectation. Without a control arm, a personal report cannot separate the compound from the ritual, the attention, or the calm week that followed. That is not a criticism of the person reporting. It is a limit of the design.
Western randomized controlled trials of Selank in PubMed number zero. No published Western trial has run a before-and-after on a validated anxiety scale with a placebo group. The benefits page lists what each claim actually rests on.
The 2009 approval and the trials you cannot read
Russia registered Selank in 2009. It was cleared as nasal drops for generalized anxiety disorder. The label strength is 0.15%, which works out to 1.5 mg per mL.
A regulator looked at data and said yes. That is real. The problem is access. The trials behind that decision are Russian-language and largely outside PubMed. The comparator in that work was medazepam, a benzodiazepine, and Selank was reported to compare well with it.
You cannot open those papers, check the randomization, or see the scale scores. So the strongest before-and-after claim attached to Selank is a document a reader cannot verify. That matters more than whether it is favorable.
Note also what the widely cited trials do not state: neither gives a dose, a route, or a course length. We lay that out on the dosage page, and the route question on the nasal spray page.
Selank
The compound discussed here, supplied as a research compound with a certificate of analysis matched to the lot.
What changed in the animal studies
The animal record is where actual before-and-after numbers live. It is also rats, not people.
| Study | Model | What was measured | Reported change |
|---|---|---|---|
| Konstantinopolsky 2022 | Rat morphine withdrawal | Aversive, anxiety-like behavior | Fell 39.6% |
| Yasenyavskaya 2021 | Rat “social” stress | IL-1β, IL-6, TNF-α, TGF-β1 | Cytokine levels shifted |
| Mukhina 2020 | Rat chronic restraint stress | Large intestine tissue | Less stress-linked damage |
| Panikratova 2020 | 52 healthy humans | Brain connectivity | Shifts in 5–20 minutes |
The Konstantinopolsky work administered 0.3 mg/kg into the abdomen. The Mukhina gut study used 100 µg/kg/day. Those are reports of what those labs gave rats. They are not a human schedule and they do not convert into one.
Selank, a peptide analog of tuftsin, attenuates aversive signs of morphine withdrawal in rats.
Konstantinopolsky et al., Bulletin of Experimental Biology and Medicine, 2022 (study title)The influence of Selank on the level of cytokines under the conditions of “social” stress.
Yasenyavskaya et al., Current Reviews in Clinical and Experimental Pharmacology, 2021 (study title)One pattern in the rodent work is worth flagging: less anxiety-like behavior without obvious sedation. That is why the mechanism gets described as gabaergic rather than benzodiazepine-like. See the tuftsin and GABA mechanism page.
Is a Selank and Semax before and after different?
Slightly, and only on paper. Both are 7-amino-acid peptides from the same Moscow institute. Selank is a tuftsin analog approved in Russia for anxiety. Semax is an ACTH(4-7) analog approved there for stroke and cognitive disorders.
So a stack pairs two Russian registrations. What it does not pair is two Western trial programs. Neither compound has a Western randomized controlled trial in PubMed, and the 52-adult scan covered both peptides in one design.
Details on the Selank vs Semax comparison and the stack page.
What you can verify instead of a photo
You cannot check somebody else's calm. You can check the vial. That is the part with paperwork.
- Identity and purity. Ask for the lot's certificate of analysis, with mass spec and HPLC. How to read a COA.
- Storage. Peptide handling is the most common silent variable. Storage temperature guide.
- Reconstitution math. Reconstitution basics and the peptide calculator.
- Sport eligibility. The World Anti-Doping Agency publishes its Prohibited List each year, and it is the only place to confirm a compound's current status. Check it directly before assuming anything.
Listed Selank prices on the store side of this site run $56.99 to $61.99 a vial. Peptriva's differentiator is a per-lot certificate of analysis published with the listing, so the document arrives with the vial rather than on request. Wider context on buying peptides online and legal status.
Selank is a research compound. Nothing here is an outcome promise, and a Russian registration is not an FDA approval. The complete guide holds the full picture.
Selank
Research-use-only material, sold by the vial with batch documentation. Check the certificate of analysis against the batch you receive.
What to know now
- The only Western human study is a 2020 fMRI scan of 52 healthy adults, measuring brain connectivity, not anxiety scores.
- Those changes appeared 5 to 20 minutes after a nasal dose, so nothing in that study speaks to weeks of use.
- Russia approved Selank as 0.15% nasal drops (1.5 mg per mL) in 2009, but the supporting trials are not in PubMed.
- Western randomized controlled trials of Selank number zero, which is why no controlled before-and-after exists.
- The clearest numbers are from rats: anxiety-like behavior fell 39.6% in a 2022 morphine-withdrawal model.
- With no control arm anywhere in the accessible human record, personal reports cannot separate compound from expectation.
What we're watching
Selank fMRI study 52 adults Panikratova 2020 explained
Frequently asked questions
Are there real Selank before and after photos?
No. Selank is used for anxiety and mood, so there is no visible change to photograph. Images attached to this search are decorative. The measured before and after in the literature is a brain scan and a set of rat behavior scores.
How fast did the human study show an effect?
Panikratova and colleagues reported functional connectivity shifts 5 to 20 minutes after a nasal dose in 52 healthy adults. That was a scan finding in a short window. It was not a measure of how anyone felt days or weeks later.
Did any trial measure anxiety scores before and after?
The Russian trials behind the 2009 approval reportedly compared Selank with medazepam, a benzodiazepine. Those papers are Russian-language and largely outside PubMed, so their scales and scores cannot be checked. Western randomized trials in PubMed number zero.
Is Selank FDA approved?
No. Russia's Ministry of Health registered a nasal formulation for generalized anxiety disorder in 2009. That approval does not apply in the United States, and it is not the status of a research vial sold for laboratory use.
What did the animal studies actually change?
A 2022 study reported anxiety-like behavior in rats falling 39.6% during morphine withdrawal at 0.3 mg/kg. A 2021 study reported shifts in IL-1 beta, IL-6, TNF-alpha and TGF-beta 1 under social stress. A 2020 study reported less stress-linked damage in rat large intestine at 100 micrograms per kilogram per day.
Is Selank banned in sport?
Check the World Anti-Doping Agency Prohibited List directly, since it is republished each year and status can change. Do not assume that a compound sold for research use is permitted in tested competition.
What people actually report
These are self-reports, not evidence. No control group, no blinding, and no independent check that the vial held what the label claimed. They are collected here because people asking about Selank deserve an answer rather than a refusal, and because what the community believes is itself worth knowing. Quotes are excerpts; each links to the original post.
Uncontrolled self-report. No controls, no lab work, no verification. Reports converge on fast calm: nerves down within days, social pressure easier. One poster says he felt relief on the first dose. Dissent sits in the same threads. One r/Nootropics reader answered a life-changing post with "Selank didn't do a damn thing for me," and that same reader was running four other prescriptions at the time. Two of the four glowing posts run something else alongside Selank: one poster is on Prozac, another stacks it with Semax. Sleep comes up in one source only, a video whose description carries a store coupon code.
Where the community and the published record disagree. Part of the community sells Selank as the drug-free way around psychiatric medication. One poster here says he avoided SSRIs to "do everything natural." The human record is built on the opposite. PubMed indexes three controlled trials of Selank in people, and all three benchmarked it against a benzodiazepine. Zozulya's 62-patient study split them between Selank and medazepam (PMID 18454096). A 2014 Medvedev study compared Selank to phenazepam in 60 patients (PMID 25176261). A 2015 Medvedev study gave Selank as an add-on to phenazepam rather than instead of it (PMID 26356395). No Selank study is registered on ClinicalTrials.gov. The molecule has drifted too. Those trials used plain Selank. PubMed returns zero records for N-Acetyl Selank Amidate, the modified version much of the market now sells. One r/Nootropics thread runs that comparison by accident. The reader who got nothing asked "Did u get regular selank? The one i used was n-acetyl" and the poster who called it life-changing answered "Just regular."
“One week into using Selank to manage GAD and panic disorder. I don’t think my brain has ever been this stable.”
“Man, that's good... Selank didn't do a damn thing for me.”
“I have never taken any SSRI's in my life due to the side effects I heard of but always tried to do everything natural.”
“I first tried SubQ injections... it wasn't nearly as effective as when I switched to intranasal administration.”
How Semax & Selank completely turned my ADHD symptoms around (and an unexpected 14-point IQ jump)
“A social situation that would have me at 7/10 tension is now a 3/10 at most.”
“it completely changed how I fell asleep and how I felt the next morning”
Posts are quoted under fair use and linked to their authors. Nothing on this page is hosted here, and no claim above has been verified beyond confirming that the person wrote it.
References
- Panikratova, Y. R., Lebedeva, I. S., Sokolov, O. Y., et al. (2020). Functional connectomic approach to studying Selank and Semax effects. Doklady Biological Sciences, 490(1), 9–11. https://doi.org/10.1134/S001249662001007X
- Konstantinopolsky, M. A., Chernyakova, I. V., & Kolik, L. G. (2022). Selank, a peptide analog of tuftsin, attenuates aversive signs of morphine withdrawal in rats. Bulletin of Experimental Biology and Medicine, 173(6), 730–733. https://doi.org/10.1007/s10517-022-05624-x
- Yasenyavskaya, A. L., Samotrueva, M. A., Tsibizova, A. A., et al. (2021). The influence of Selank on the level of cytokines under the conditions of "social" stress. Current Reviews in Clinical and Experimental Pharmacology, 16(2), 162–167. https://doi.org/10.2174/1574884715666200704152810
- Mukhina, A. Y., Mishina, E. S., Bobyntsev, I. I., et al. (2020). Morphological changes in the large intestine of rats subjected to chronic restraint stress and treated with Selank. Bulletin of Experimental Biology and Medicine, 169(2), 281–285. https://doi.org/10.1007/s10517-020-04868-9
- Russian regulatory communications. (2009 onward.) Russian Ministry of Health approval of Selank as a nasal-drop formulation for generalized anxiety disorder. (Cited for regulatory context; primary trial documents are largely Russian-language and outside PubMed.) Russian Ministry of Health https://www.rosminzdrav.ru/
- World Anti-Doping Agency. The Prohibited List 2026. https://www.wada-ama.org/en/prohibited-list