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Semax & Selank

Semax & Selank 3-Month Membership Program

$1,150.00

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  • Follow-up Exam
  • Lab Review
  • Dose Adjustments
  • Certificate of Authenticity
  • 503A Pharmacies
  • 99% Pure
  • US-based Peptides
Semax and Selank are two peptides that patients often ask about together, usually because they’re interested in cognitive focus, mental clarity, or a calmer response to stress. Because these two peptides are frequently discussed as a pair, and because they come from a distinctive research background, it’s worth understanding both individually and honestly before considering them.
Both Semax and Selank were developed decades ago by researchers in Russia. Semax is a synthetic fragment of a natural hormone called ACTH, modified so that it retains certain brain-related effects without the hormonal effects on the adrenal glands that the full hormone has. Selank is a synthetic version of a naturally occurring immune-signaling peptide called tuftsin, modified to be more stable in the body.
Patients commonly ask about this pair because they’re often described as working together: Semax is generally discussed in terms of supporting focus, attention, and mental clarity, while Selank is generally discussed in terms of supporting a sense of calm and reduced anxiety, without the sedation associated with some other calming approaches. Both peptides have a genuinely established presence in Russian clinical medicine, where they have been registered pharmaceutical products for cognitive and anxiety-related uses for many years.
It’s important for patients in the United States to understand that neither Semax nor Selank carries FDA approval here. This page will walk through what the available research actually shows, so you can have a realistic, informed conversation with your provider.
To understand Semax and Selank, it helps to think of your brain’s activity as needing two different kinds of support: the ability to focus and stay sharp, and the ability to stay calm under pressure. Semax is studied for its potential role in supporting a natural brain-signaling molecule called BDNF, which plays a role in how brain cells adapt, communicate, and stay healthy, sometimes described as brain fertilizer that supports learning and mental sharpness. Selank works through a different pathway, related to its origin as a modified immune-signaling peptide. It’s studied for its potential role in supporting calming brain chemistry, including effects on a natural calming signal called GABA, without producing the drowsiness or mental fog associated with some other calming approaches, such as certain anti-anxiety medications. Because Semax is generally associated with sharpening focus and Selank with promoting calm, some patients describe the combination as offering “calm focus,” attentive and clear-headed without feeling wired or anxious. This is a reasonable way to think about the two mechanisms working together, though it’s a description based on their individual, separate research rather than direct research on combining them.
  • Has shown promise in research, for Semax specifically, in supporting attention, memory, and cognitive processing speed, based largely on Russian clinical research
  • Has shown promise in research, for Selank specifically, in supporting a sense of calm and reduced anxiety-related symptoms, with some studies describing effects comparable to certain anti-anxiety medications without associated sedation
  • Is currently being studied, for Semax, in the context of neuroprotection and recovery following certain types of brain injury, based on clinical research conducted primarily in Russia
  • May be of interest, for Selank, in research related to memory and learning processes, in addition to its calming effects
Because the strongest evidence for both peptides comes primarily from Russian research and clinical use, with a smaller and more limited body of English-language and Western research, these potential benefits should be understood as genuinely interesting but not yet as thoroughly independently confirmed as some other therapies.
Patients who commonly ask about Semax and Selank include those interested in:
  • Cognitive focus support, particularly patients interested in Semax’s studied effects on attention and mental clarity
  • Calm and stress support, particularly patients interested in Selank’s studied anxiolytic, or anxiety-reducing, effects
  • Wellness optimization, for patients working with a provider on a broader plan involving focus, mood, and stress management
Neither peptide is appropriate for everyone, and given that the strongest evidence comes from a research and regulatory context outside the United States, these peptides require a particularly thorough and honest conversation with a licensed provider before starting.
Semax has a substantial body of research from Russian pharmacology groups, including studies in healthy volunteers showing improvements in memory and attention under demanding cognitive conditions, as well as neuroimaging research documenting changes in brain activity following administration. Some of the strongest human clinical data for Semax comes from research in stroke recovery, where it has been studied for its relationship to BDNF and improvements in motor function following a stroke. Selank has also been studied in Russian clinical research, including trials in patients with generalized anxiety and a condition sometimes translated as neurasthenia, involving chronic fatigue and weakness. Some of this research has described Selank’s calming effects as comparable to certain anti-anxiety medications, without the sedation, cognitive dulling, or dependence concerns associated with those medications. Selank has also been studied for potential effects on memory and learning, in addition to its calming properties. It’s important to be transparent that both peptides are registered pharmaceutical products in Russia, giving them a more established clinical foundation than many other research peptides, but neither has gone through FDA review or approval in the United States, and the broader English-language research base remains smaller than the Russian literature. Translating findings from this research context to general use in the United States requires appropriate caution, and individual responses vary. The regulatory landscape for compounding these peptides in the U.S. has also been evolving, so your provider is the best source for current, accurate information on availability.
Available research and clinical experience, largely from Russian clinical use, generally describes both Semax and Selank as well tolerated, without the sedation or dependence concerns associated with some conventional psychiatric medications. Reported effects are generally described as mild. That said, because the majority of research on these peptides comes from a different regulatory and clinical context than the United States, and because comprehensive Western safety data is more limited, this should be approached with appropriate caution. Patients taking other medications that affect mood or brain chemistry, including certain antidepressants, should have a particularly careful conversation with their provider before considering Semax or Selank. This is not a complete list of contraindications, and only a licensed provider reviewing your full medical history can determine whether these peptides are a safe and appropriate option for you. Ongoing medical supervision is especially important given the research and regulatory context for these peptides. Patients should only obtain Semax and Selank through licensed, quality-controlled sources rather than unregulated online vendors.

What do Semax and Selank do?

Semax is studied for supporting focus, attention, and cognitive clarity, while Selank is studied for supporting a sense of calm and reduced anxiety, without associated sedation.

Are Semax and Selank FDA-approved? 

No. Both are registered pharmaceutical products in Russia, but neither has FDA approval in the United States.

How long before I may notice changes?

Some research suggests effects can be noticed relatively soon after administration, though individual responses vary and the overall Western research base remains limited.

Is it an injection?

No, Semax and Selank are typically administered intranasally, meaning as a nasal spray, in both clinical research and practice.

Can they be combined with other peptides?

This should be discussed with your provider, who can evaluate your full treatment plan and goals.

Can they be combined with GLP-1 medications?

This should be discussed individually with your provider as part of your overall treatment plan.

Will I need lab work?

Your provider may recommend baseline evaluation as part of a thorough, individualized approach to these peptides.

Who should avoid these peptides?

Patients taking other medications that affect mood or brain chemistry should have a particularly careful conversation with their provider. A full medical evaluation will help determine appropriateness.

How long do patients typically remain on therapy?

This varies by individual goals, and your provider will help determine an appropriate, individualized plan.

Is a consultation required?

Yes. A telehealth consultation with a licensed medical provider is required before starting Semax, Selank, or any peptide therapy at SevenHealth.
Every peptide treatment program at SevenHealth is built around comprehensive, individualized medical care. When you begin therapy, your program includes:
  • An initial telehealth medical history and comprehensive evaluation with a licensed medical provider
  • Review of previous laboratory results when available, or recommendations for laboratory testing when medically appropriate
  • Personalized treatment recommendations based on your medical history and goals
  • Three months of prescribed peptide therapy when medically appropriate
  • A customized dosing and titration schedule specific to your prescribed peptides
  • A comprehensive follow-up appointment approximately three months after starting treatment
  • Review of progress, discussion of results, treatment adjustments if medically appropriate, and continued provider guidance
  • Ongoing provider oversight throughout your treatment program
  • No additional fees for appointments included within the treatment program
  • No additional fees for laboratory review as part of your treatment
Our goal is to make your experience with peptide therapy simple, transparent, and medically supervised from your very first consultation through every follow-up appointment. Given the research and regulatory context for Semax and Selank, your provider will place particular emphasis on honest conversation about realistic expectations.
Patients choose SevenHealth because we focus on individualized, medically supervised care rather than one-size-fits-all protocols. Every treatment plan is built around your specific health history and goals, and every prescription is overseen by a licensed medical provider from start to finish. We work with FDA-registered 503A U.S. compounding pharmacies that follow applicable quality standards, so you can feel confident in the source and handling of your prescribed peptide therapy, to the extent current regulations allow. Dosing is guided by your provider, not guesswork, and every program includes a three-month follow-up to review your progress and make adjustments if needed. We also believe in transparent pricing and honest education. There are no surprise appointment fees or lab review fees hidden within your treatment program, and we believe patients deserve an accurate picture of where the science and regulatory landscape currently stand.
  • Semax and Selank are peptides developed in Russia, where they are registered pharmaceutical products for cognitive and anxiety-related uses.
  • Semax is generally studied for supporting focus, attention, and cognitive clarity; Selank is generally studied for supporting calm and reduced anxiety.
  • Neither peptide has FDA approval in the United States, and the Western research base is smaller than the Russian clinical literature.
  • Both are typically administered intranasally rather than by injection.
  • Available research and clinical experience suggest both are generally well tolerated, without sedation or dependence concerns.
  • Patients taking other mood-related medications should have a careful conversation with their provider before starting.
  • This therapy requires a full medical evaluation and ongoing supervision.
  • SevenHealth includes an initial evaluation, personalized dosing, lab review, and a three-month follow-up in every treatment program.

Educational Disclaimer

This information is provided for educational purposes only and is not intended to diagnose, treat, cure, or prevent any disease. Peptide therapy should only be used under the supervision of a licensed healthcare provider after an appropriate medical evaluation. Individual results may vary.

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