SGL — 001 / INTRANASAL

Signal.

A biologic that signals the brain to repair itself.

5×10⁹
Particles / dose
100
Doses / bottle
0.22 µm
Sterile filtration
Signal intranasal exosome spray bottle
10 mL · METERED SPRAY
§ 01 — Thesis

Your brain knows how to repair itself. It just lost the signal.

§ 02 — The bottle

One bottle. 100 doses.
Nose to brain.

Format10 mL metered spray
Dose5×10⁹ particles / 100 µL
DeliveryNose-to-brain, bypasses BBB
Exosomes traveling from the nasal cavity into the brain
NOSE → OLFACTORY → BRAIN
§ 03 — Mechanism

The BBB doesn't apply here.

Signal exosomes cross the cribriform plate directly. No injection. No infusion. Ninety seconds, in clinic.

Read the full dossier →
§ 04 — Baseline your signal

Where is your signal today?

A 90-second baseline of six cognitive markers.

Take the Mind Diagnostic →
SIGNAL INDEX · SAMPLE
Cognitive clarity62/100
Focus & attention54/100
Working memory68/100
Sleep quality47/100
Mood regulation71/100
Drive & motivation58/100
§ 05 — Launching in Florida

Physician-directed. In-clinic.

Under Florida SB 1768. Signal is onboarding a limited cohort of licensed physicians for the initial rollout.

If you operate a longevity, neurology, or regenerative practice, request access below.

Physician intake

Or email clinics@signal.clinic