-15%Semax Spray
~200mcg per spray · 10mL · Limitless Life Nootropics
Price with PeptideDeck coupon applied at checkout
PeptideDeck
≥99% Purity
Third-party verified
10mL Spray
~200mcg per spray
GMP Compliant
USA manufactured
ACTH(4-7) Analogue
Heptapeptide
About Semax
Semax is a synthetic heptapeptide analogue of ACTH(4-7), originally developed in Russia for cognitive and neurological applications. The nasal spray form provides rapid absorption through the nasal mucosa for efficient brain delivery. Its full sequence is Met-Glu-His-Phe-Pro-Gly-Pro.
Product Specifications
Key Benefits
Cognitive Enhancement & Memory
Semax has been extensively studied for its ability to enhance memory formation, recall, and overall cognitive performance through modulation of key neurotrophic factors.
BDNF/NGF Upregulation
Semax promotes the expression of brain-derived neurotrophic factor (BDNF) and nerve growth factor (NGF), supporting neuronal growth, synaptic plasticity, and long-term brain health.
Neuroprotective Effects
Semax provides neuroprotection by reducing oxidative stress, modulating inflammatory responses in the brain, and supporting neuronal survival under stress conditions.
Anti-Anxiety & Mood Support
Semax interacts with serotonergic and dopaminergic pathways, contributing to anxiolytic effects, improved mood regulation, and enhanced stress resilience.
Focus & Mental Clarity
Users and researchers note improvements in sustained attention, mental clarity, and task focus, making Semax a popular choice among nootropic peptides.
Frequently Asked Questions
What is Semax?
Semax is a synthetic heptapeptide derived from the ACTH(4-7) fragment. Originally developed in Russia for neurological and cognitive applications, it has been studied for its nootropic, neuroprotective, and neurotrophic properties. The nasal spray form provides convenient, non-invasive administration.
How does nasal delivery work for peptides?
Nasal delivery allows peptides to be absorbed directly through the highly vascularized nasal mucosa, providing rapid entry into the bloodstream and potentially direct access to the central nervous system via the olfactory pathway. This bypasses first-pass liver metabolism, improving bioavailability.
How should Semax spray be stored?
Store Semax spray in a cool, dry place away from direct sunlight. Refrigeration is recommended to preserve stability and extend shelf life. Keep the spray bottle tightly sealed when not in use and avoid contaminating the nozzle tip.
What is the difference between Semax and N-Acetyl Semax?
N-Acetyl Semax is an acetylated derivative of Semax with an acetyl group added to the N-terminal end. This modification provides enhanced enzymatic resistance and potentially improved bioavailability and duration of action compared to standard Semax.
Are there volume discounts?
Yes, Limitless Life Nootropics offers volume discounts: 5% off for 5-9 units, 10% off for 10-14 units, and 15% off for 15+ units. The PeptideDeck 15% coupon can provide the same savings on any quantity.
How Semax Works
Semax exerts its nootropic and neuroprotective effects primarily through modulation of neurotrophic factors. It significantly upregulates brain-derived neurotrophic factor (BDNF) and nerve growth factor (NGF), which are critical for neuronal survival, synaptic plasticity, and long-term memory formation.
As an ACTH(4-7) analogue, Semax activates the melanocortin system, interacting with melanocortin receptors (particularly MC4R) in the brain. This activation influences attention, learning, and memory consolidation processes without the adrenocortical effects associated with full-length ACTH.
Semax also modulates dopaminergic and serotonergic pathways, contributing to its mood-enhancing and anxiolytic properties. It influences the expression of genes involved in neurotransmitter synthesis and receptor density, supporting balanced neurochemistry and improved cognitive resilience under stress.