PEAKPeakedLabs

Treatment Review 2026

Semax

NootropicNot FDA-approved
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Nootropic peptide commonly used for attention, mental stamina, and cognitive resilience.

Expert Score
7.1
Community Score
8.0
Community Sentiment
Thumbs Up322
Thumbs Down80
Cost Range

$70 - $190

Per month

Mechanism of Action (ELI5)

Think of it as tuning brain signaling to improve focus, stress response, or mental stamina.

Detailed

May modulate BDNF expression and dopaminergic signaling.

Typical Dosing Protocols

300-900 mcg intranasal daily, divided doses.

Use Cases

focusmental endurancebrain fog
Side Effects
  • irritability
  • headache
  • sleep disruption
Legal Status

Not generally FDA-approved; offered through select channels.

Where to Get It

Providers below currently advertise relevant nootropic programs.

Marek Health

PeakedLabs Score 9.1

Monthly range: $180 - $650

Superpower

PeakedLabs Score 8.9

Monthly range: $199 - $699

Transcend

PeakedLabs Score 8.5

Monthly range: $179 - $599

Amazing Meds

PeakedLabs Score 8.4

Monthly range: $185 - $620

Provider-tracked monthly range: $179 - $699

Experts Covering This Treatment
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Expert links for this treatment are being expanded.
FAQ

What is Semax usually used for?

Semax is typically discussed for focus, mental endurance, brain fog. 4 tracked providers currently list options in this category.

How is Semax commonly dosed?

Common protocols reported by clinics and patients: 300-900 mcg intranasal daily, divided doses. Always individualize with a licensed clinician.

Is Semax legal in the U.S.?

Not generally FDA-approved; offered through select channels.

What side effects should I watch for with Semax?

Commonly reported effects include irritability, headache, sleep disruption. Escalate any severe or persistent symptoms to your care team quickly.