About this product
Semax (Nasal Spray) is supplied at 500 mcg/ 30 ml. [Per-product description to be added.]
What It Does
Six Reasons Clinicians Recommend Semax
A bioactive peptide nasal spray engineered for cognitive performance, mental endurance, and neurological support — without stimulants or sedation.
Enhances Cognitive Function
Semax supports the neurological pathways responsible for focus, memory retention, and mental clarity — helping you perform at your cognitive peak during demanding tasks.
Supports Stress Resilience
Helps maintain steady cognitive performance even during high-pressure situations — supporting a calm, composed mental state without blunting alertness or motivation.
Encourages Mental Endurance
Supports sustained attention and productivity across long work sessions — designed for professionals, students, and high performers who need consistent mental output throughout the day.
Supports Healthy Brain Signaling
Studied for its role in neurotrophin pathways associated with neuronal support and brain plasticity — including BDNF, which is critical for long-term memory and learning.
Non-Sedating Formula
Provides meaningful cognitive support without drowsiness or impaired alertness. Safe for use during active, mentally demanding periods — morning or early afternoon use recommended.
Supports Overall Cognitive Wellness
Encourages balanced mental performance over time. With consistent daily use over 4 to 8 weeks, Semax supports a stable cognitive baseline — not just acute performance spikes.
* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Formulated by Dr. Sasson Moulavi
Every Lavi MD peptide is developed under the direction of Dr. Sasson Moulavi, the physician behind the brand. Formulations are built to clinical specification, not sourced from anonymous suppliers.
Dr. Moulavi earned his Doctor of Medicine from the University of Toronto and completed postgraduate training at McGill University in Montreal. He holds Board Certification in Anti-Aging Medicine and Bariatric Medicine, and is a member of the American Academy of Anti-Aging Medicine and the American Society of Bariatric Physicians. With over three decades of clinical experience in bariatric, family, and anti-aging medicine, he serves as Medical Director and prescribing physician for Lavi MD, overseeing formulation standards and clinical protocols.
Simple, invoice-based ordering
No card is charged on this site. You build a request, we confirm it, and you pay a proper invoice. Built for how clinics and pharmacies actually buy.
Browse & build
Add products to your order request at wholesale pricing. No payment required.
Submit request
Send your request to our team. We review availability and confirm your order.
Get invoiced
You receive a QuickBooks invoice for the confirmed order and pay securely there.
Cold-chain ship
Once paid, your order is fulfilled and shipped cold-chain by our team.
Why Lavi MD
Not All Peptide Brands Are Equal
Most peptide suppliers prioritize volume over patients. We were built differently — by a physician, for patients.
Brands / Suppliers
Medical Director on Staff
Sasson Moulavi, MD
Dispensing Physician · Chayim Therapeutics, LLC
West Palm Beach, FL
"Every product we offer is something I would prescribe to my own patients. Our formulations are designed for clinical outcomes — not marketing claims."
How We Operate
Built by a Physician, Not a Marketing Team
Lavi MD was founded under physician supervision. Every formulation, every dose, every protocol is reviewed by Dr. Moulavi before it reaches a patient — not outsourced to a contract manufacturer with no clinical input.
We Limit Shipping Days to Protect Your Product
We only ship Monday and Tuesday. That's a deliberate decision — it ensures your order arrives before the weekend and never sits in a carrier facility over two days without refrigeration. Most brands don't think that far ahead.
We Treat You Like a Patient, Not an Order Number
Our team includes clinical staff who understand what you're taking and why. If something goes wrong with your order — a warm shipment, a missing component, a question about your protocol — we fix it. No automated runaround.
Proud Members of the
American Peptide Association
The American Peptide Association is the leading industry body advancing the science, safety, and standards of peptide research. Our membership reflects our unwavering commitment to purity, transparency, and responsible sourcing — giving you full confidence in every product you purchase.
