It is the first scientifically proven CE-marked non-invasive vagal neuromodulation system in collaboration with leading institutions
Nurosym is the first scientifically proven wearable device, specifically designed to target the Vagus Nerve, with rigorous studies conducted at Harvard, UCLA, and other leading medical research centers. By collaborating with the most reputable names in medical research, Nurosym lets you stand at the forefront of neuromodulation science.
- Validated results from 100+ ongoing clinical studies with thousands of participants.
- Backed by top-tier medical research and certifications, ensuring that the device meets the highest standards of safety and efficacy.
- Trusted by hundreds of health professionals in the fields of neurology, cardiology, and bioelectricity for its ability to support long-term health.
"Of all the vagus nerve (modulation) devices, it has the most science behind it and it's easy to use.”
Showed 31% PSQI Sleep Score improvement in independent-led study
The study demonstrated that Nurosym neuromodulation enhances parasympathetic activity, which relieves stress and tension in the body, helping mitigate agitation like unconscious teeth clenching, twitching, and microsleep interruptions.
(Figure) Changes in sleep (PSQI Sleep Disturbance Score) across three timepoints: pre-intervention, 2-weeks, and 4-weeks (*p < 0.05)
Source: One-group assignment study using Parasym proprietary neuromodulation technology. Independently evaluated and funded, published in the Clinical and Experimental Rheumatology
Fall asleep in ≈15 minutes rather than tossing and turning
What causes sleep issues & onset delay? A busy mind and racing “fight-or-flight” signals keep you wired when you try to sleep.
Nurosym's Target Mechanism:
Targeted vagal signals increase GABAergic inhibition in the locus coeruleus and dorsal raphe nuclei, suppressing cortical hyperarousal and facilitating the transition into Stage 1 sleep.
Before Nurosym, I struggled to fall asleep for hours and rarely managed more than 30 minutes of continuous sleep. Now, I sleep for multiple hours at a time without constantly waking up. After seven years of crippling sleep issues, this feels like a miracle.
Stay continuously asleep
What causes middle-of-the-night awakenings?
Sudden spikes in stress hormones or a too‑active nervous system can jerk you awake.
Nurosym's Target Mechanism:
Modulation of the nucleus tractus solitarius stabilizes autonomic tone—enhancing heart‑rate variability (HRV) and preventing sympathetic surges that trigger awakenings.
From day 5, I can say my sleep has improved greatly! I slept through the night last night for the first time in over 10 years! I have fibromyalgia and I’m in constant pain, so any improvement in sleep is super to see.
Sleep undisturbed without leg jerks or tingling
What causes restless legs & periodic limb movements?
Over‑excited nerve signals make your legs twitch uncontrollably. It is considered a malfunction of the dopamine pathway.
Nurosym's Target Mechanism:
Vagal stimulation down‑regulates hyperactive dopaminergic circuits in the spinal cord and basal ganglia, reducing involuntary limb movements.
I have found it beneficial with sleep on nights when my brain is restless and “wired”.
Double your deep (slow‑wave) sleep and optimize REM cycles
What causes shallow sleep & reduced REM?
Poor synchronization of brainwaves prevents you from sinking into deep, restorative stages.
Nurosym's Target Mechanism:
Proprietary signal enhances delta‑wave generation by entraining thalamocortical networks via the medial septum, deepening Stage 3 sleep and promoting consolidated REM phases.
6h zzz + Nurosym = regeneration equal to 8 hours. With 2 kids – 1y and 3y old – my sleep got seriously disrupted, thanks to my evening routine now with Nurosym (30 minutes, 1 hour before bed) I'm able to have a regeneration rate (measured via HRV and RHR) of a full night sleep even when the night is patchy or short.
Avoid morning grogginess and cognitive blunting associated with hypnotics and sedatives
What are the side effects of sedatives?
Relying on pills can disrupt your natural sleep chemistry and leave you groggy.
Nurosym's Target Mechanism:
Unlike systemic hypnotics, Nurosym’s localized neuromodulation lowers pro‑inflammatory cytokines (e.g., IL‑6, TNF‑α) without GABA‑agonist drug load—preserving daytime alertness.
My Garmin watch also tracked record high ‘body battery’.
Wake Up Refreshed, with Restored Cognitive Sharpness.
What causes non‑restorative sleep & daytime fatigue?
Inefficient “clean‑up” of brain waste makes you feel foggy and drained.
Nurosym's Target Mechanism:
Enhanced glymphatic clearance during slow‑wave sleep accelerates metabolic waste removal (β‑amyloid, lactate), improving synaptic function and daytime energy.
I can warmly recommend this device for everyone who is struggling with symptoms like fatigue, bad sleep or anxiety. For me it took a while since I recognised big differences (about 2 months) but it was definitely worth it. 🙏🏻❤️
May Relax Jaw Muscles & Counter Nocturnal Teeth Grinding
What causes night time grinding?
Tension in jaw muscles from stress leads to involuntary clenching and night time grinding.
Nurosym's Target Mechanism:
Activation of the dorsal motor nucleus of the vagus reduces masseter muscle tone via inhibitory motor pathways, lowering the incidence and intensity of grinding.
I grind my teeth at night, and so it causes all types of facial pain and pain in my head … I know that I started to notice a difference … even with physical pain.
How Is Sleep Connected to your Nervous System?
If you try Nurosym daily for 30 days and aren't happy with your results, we'll send you a full refund of your Nurosym Kit. No questions asked. Given the remarkable results Nurosym has had in scientific studies and with our customers around the world, we're confident in its health-restoring effects.
Our goal will always be to restore our collective health - restoring health for as many people as we can and in turn, restoring the health of our planet. If Nurosym doesn't work for you for any reason, we're happy to send you a refund. This refund period is available 30 days after the date of purchase and expires the following week (37 days after the date of purchase). The refund will be issued once we receive your tracking code for the return.
To receive a refund: contact us
Experience the future of bioelectric medicine
Experience the future of bioelectric medicine
Meet the Doctors
A practicing doctor of psychiatry, Elisabetta has an MBA from INSEAD Business School, and experience in direct patient care, neuroscience research, communication and management. Dr. Burchi is a physician-scientist, working with Parasym in clinical affairs with a track record of publishing in the most important scientific journals such as The Lancet, writing successful grant proposals for the NIH, and leading the production of editorial, clinical, regulatory and promotional material in collaborative multidisciplinary teams. Dr. Burchi has also coordinated clinical trials and implemented a tele-medicine practice which received a certification of excellence among more than 100,000 professionals.