Xeno Labs Semax – 5mg
| Pack |
5mg x 1 vial |
|---|
| Brand |
XENO Labs |
|---|
✓ Dramatically Improve Focus and Memory – Enhance cognitive function beyond what you thought possible
✓ Protect Your Brain – Neuroprotective effects shield your brain from stress and damage
✓ Boost Mental Performance – Increase learning ability, mental clarity, and processing speed
✓ Reduce Anxiety Naturally – Calm your mind without sedation or cognitive impairment
$59.90 Original price was: $59.90.$54.90Current price is: $54.90.
Out of stock
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| For Beginners |
Yes |
|---|
| Rating |
★★★☆☆ |
|---|
| Strength Gains |
☆☆☆☆☆ |
|---|
| Mass Gain |
☆☆☆☆☆ |
|---|
| For Women |
Yes |
|---|
| Side Effects Profile |
★☆☆☆☆ |
|---|
| Weight Loss |
☆☆☆☆☆ |
|---|
| Intake |
Subq |
|---|
Why You Should Buy Xeno Labs Semax – 5mg at Steroiduck?
What It Does
Semax 5mg is a synthetic heptapeptide (7 amino acids) based on a fragment of ACTH (adrenocorticotropic hormone) but without any hormonal activity. Developed by Russian scientists, this nootropic peptide is administered as a nasal spray that crosses the blood-brain barrier to deliver powerful cognitive and neuroprotective effects.
When you use Semax, it dramatically increases BDNF (brain-derived neurotrophic factor) – a crucial protein that supports neuron survival, encourages growth of new neurons, and enhances synaptic plasticity. It also modulates dopamine and serotonin pathways in your brain, improving mood, motivation, and mental clarity. Within 15-20 minutes of administration, Semax enters your bloodstream and reaches your brain, with noticeable cognitive enhancement occurring within hours.
This peptide is used extensively in Russia and Eastern Europe for treating stroke recovery, traumatic brain injury, ADHD, anxiety, and various cognitive disorders – all with an excellent safety profile and minimal side effects.
The Main Benefits For You
Extreme Cognitive Enhancement
Semax provides dramatic improvements in focus, memory, and learning ability. Studies show significant cognitive function improvements even with single doses. Your mental clarity sharpens. You process information faster. You remember details more easily. This makes it invaluable for athletes tracking complex training programs, diets, and competition prep details.
Powerful Neuroprotection
Semax protects your brain cells from damage caused by stress, hypoxia (low oxygen), oxidative stress, and inflammation. For bodybuilders pushing physical limits, experiencing sleep deprivation during contest prep, or using harsh compounds, Semax provides crucial brain protection. It helps neurons survive and recover from metabolic stress.
Enhanced BDNF Production
By dramatically increasing BDNF levels, Semax promotes neuroplasticity – your brain’s ability to form new neural connections. Higher BDNF means better learning, improved memory consolidation, enhanced cognitive function, and greater resilience against stress and aging. This benefit accumulates over time with consistent use.
Improved Cerebral Blood Flow
Semax enhances blood circulation to your brain, ensuring optimal oxygen and nutrient delivery. This is particularly beneficial during intense training when your body is under metabolic stress. Better cerebral blood flow translates to improved mental performance, reduced brain fog, and faster recovery from mental fatigue.
Mood and Stress Regulation
Through its effects on dopamine and serotonin pathways, Semax improves mood stability, reduces anxiety, and enhances emotional resilience. Contest prep and intense training cause significant psychological stress – Semax helps you stay mentally balanced and motivated throughout the process.
Rapid Onset, No Crash
Unlike stimulants that provide temporary boosts followed by crashes, Semax works within 15-20 minutes and provides sustained cognitive enhancement without jitters, anxiety, or energy crashes. Your mind stays sharp and clear throughout the day.
Excellent Safety Profile
Extensive research in Russia and Eastern Europe shows Semax has minimal side effects even with long-term use. No addiction potential. No withdrawal symptoms. No tolerance buildup requiring dose escalation. It’s one of the safest nootropics available.
FDA DISCLAIMER: This product isn’t intended to diagnose, treat, cure, or prevent any disease. Semax is a research peptide not approved by the FDA for human use and should only be used for research purposes.

Recommended Dosage:
300-600mcg (0.3-0.6mg) per day for cognitive enhancement. Reconstitute the 5mg vial with 2ml bacteriostatic water. This creates a concentration of 2.5mg/ml. For 300mcg dose, draw 0.12ml (12 units on insulin syringe). For 600mcg dose, draw 0.24ml (24 units).
Administration Method:
Intranasal spray is the primary delivery method. After reconstituting, use a nasal spray bottle or carefully administer drops into nostrils. Alternatively, some users inject subcutaneously, though nasal administration provides superior blood-brain barrier penetration.
Dosing Schedule:
Once or twice daily. Many users prefer morning dosing for all-day cognitive enhancement. Others split dose: morning and early afternoon. Can be taken daily or 5 days on, 2 days off pattern.
For Different Goals:
- Cognitive enhancement: 300-600mcg daily
- Neuroprotection during stress: 600-900mcg daily
- Recovery from brain injury: 900-1200mcg daily under medical supervision
- ADHD support: 300-600mcg daily
Cycle Duration:
Can be used continuously for weeks to months. Benefits accumulate over time:
- Days 1-7: Initial cognitive improvements, enhanced focus
- Weeks 2-4: Significant memory enhancement, learning acceleration
- Weeks 4-8+: Maximum neuroprotective benefits, sustained cognitive optimization
Reconstitution:
Add 2ml bacteriostatic water to 5mg vial. Gently swirl (don't shake) until completely dissolved. Store reconstituted solution in refrigerator.
Storage:
Powder: Store in freezer or refrigerator before reconstituting. Reconstituted: Keep refrigerated at 2-8°C (36-46°F). Use within 30 days after mixing.
Most Common (Rare):
- Mild headache (uncommon)
- Nasal irritation from spray delivery
- Slight restlessness or hyperactivity (rare)
- Transient mood elevation
Serious Side Effects:
None documented. Semax has an excellent safety profile with extensive clinical use in Russia showing no significant adverse effects, no toxicity, no organ damage, and no dependency issues.
Important Notes:
Side effects are minimal to non-existent for the vast majority of users. Thousands of patients in Russia have used Semax for decades with remarkable safety. It does not cause addiction, tolerance, or withdrawal.
Active Ingredient:
Semax (Met-Glu-His-Phe-Pro-Gly-Pro) - Synthetic heptapeptide ACTH analog
Dosage Strength:
5 mg per vial (lyophilized powder)
Form:
Sterile lyophilized powder for reconstitution with bacteriostatic water
Intended Use:
Primary research use: Investigating cognitive enhancement and neuroprotective effects.
Primary practical use: Cognitive enhancement, memory improvement, neuroprotection, stress resilience, mood regulation, ADHD support, post-stroke recovery.
Peptide Sequence:
7 amino acids: Met-Glu-His-Phe-Pro-Gly-Pro (ACTH 4-10 analog with Pro-Gly-Pro extension)
Mechanism of Action:
Multiple pathways:
- BDNF upregulation: Dramatically increases brain-derived neurotrophic factor for neuroplasticity
- Neurotransmitter modulation: Enhances dopamine and serotonin systems for improved mood and focus
- Neuroprotection: Protects neurons from hypoxia, oxidative stress, and inflammation
- Anti-inflammatory: Reduces pro-inflammatory cytokines in brain tissue
- Cerebral blood flow: Improves circulation and oxygen delivery to brain
- Neurotrophin expression: Increases NGF, GDNF, and other growth factors
- Gene expression: Modulates hundreds of genes related to brain health and function
Half-Life:
Short in bloodstream (minutes to hours), but downstream effects on BDNF and gene expression persist much longer
Time to Effect:
- Onset: 15-20 minutes (reaches brain rapidly)
- Initial cognitive effects: 30-60 minutes
- Full benefits: 2-4 weeks of consistent use
Bioavailability:
High via intranasal administration (bypasses first-pass metabolism, crosses blood-brain barrier efficiently)
Molecular Formula:
C37H51N9O10S
Molecular Weight:
813.9 g/mol
Clinical Use:
Approved in Russia for: stroke, transient ischemic attacks, traumatic brain injury, optic nerve disorders, cognitive enhancement, ADHD, anxiety disorders
Administration:
Intranasal spray (preferred) or subcutaneous injection. Nasal administration provides superior blood-brain barrier penetration and faster onset.
Storage:
Powder: -20°C (freezer) or 2-8°C (refrigerator)
Reconstituted: 2-8°C (refrigerator), use within 30 days
Also Known As:
Semax, ACTH (4-10) analog, Heptapeptide Semax
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