DIỄN ĐÀN CHIA SẺ HỌC LIỆU

Rank

Device Name

Description

1

Pulsetto

Pulsetto is a leading transcutaneous vagus nerve stimulation (tVNS) device designed as a neck-worn collar that delivers gentle electrical impulses to stimulate the vagus nerve, promoting relaxation and stress reduction. It features a user-friendly mobile app with pre-programmed sessions for anxiety, sleep improvement, burnout prevention, and focus enhancement, incorporating breathing exercises, guided meditations, and progress tracking. The device operates at frequencies between 4,500Hz and 5,200Hz with a 25Hz repetition rate, similar to clinically studied parameters. Users report up to 56% lower stress levels and 41% better sleep after four weeks, backed by a 2025 study. It's hands-free, rechargeable via USB-C, and lasts several days per charge. Pros include affordability, FCC certification, a 2-year warranty, and 30-day money-back guarantee. Cons: requires proper neck placement and lacks independent clinical trials beyond company-funded research. 

2

Nurosym

Nurosym is a premium transcutaneous auricular vagus nerve stimulation (taVNS) device that clips onto the outer ear to deliver gentle electrical pulses, creating a tingling sensation to activate the vagus nerve. It offers adjustable intensity levels and various stimulation programs without needing an app, making it straightforward for users seeking evidence-based relief from stress, anxiety, and mood disorders. Clinically studied with over 50 trials, it shows improvements in heart rate variability, inflammation reduction, and parasympathetic activation. As a certified medical device with FDA NSR Designation and CE marking, it's backed by robust research on its AVNT™ technology. Users appreciate its comfort and 2-year warranty. Cons include its high price and lack of app integration for tracking. Priced at $800-900, it ships internationally, available in the UK with potential discounts. Suitable for conditions like depression and long COVID, it provides non-invasive neuromodulation for better sleep and cognitive function, positioning it as a top choice for those prioritizing scientific validation. 

3

Truvaga Plus

Truvaga Plus stands out as a top transcutaneous cervical vagus nerve stimulation (tcVNS) device, applied directly to the neck with electrical pulses at 5,000Hz and 25Hz frequency, mimicking FDA-cleared parameters for stress and headache relief. It's app-controlled for session management, with quick 2-minute treatments, and is guaranteed for 30,000 sessions or three years. Users experience enhanced focus, better sleep, and reduced anxiety, supported by studies on similar technologies for psychiatric disorders. Pros: hands-free option, HSA/FSA eligible, 30-day guarantee, and responsive support. Cons: expensive upfront cost, requires conductivity spray, and not fully hands-free. Priced at $499 plus $45 annual spray, it ships free and fast, available in the UK despite US focus. As a non-prescription alternative to medical devices like gammaCore, it's ideal for daily stress management, improving autonomic balance and mental resilience without subscriptions or complex setups.

4

Sensate

Sensate is an innovative vagus nerve stimulator using infrasonic vibrations and soundscapes, placed on the chest to resonate with the vagus nerve for relaxation. Paired with a mobile app offering guided sessions of 10-30 minutes, it targets stress, insomnia, and anxiety, with research showing improved sleep quality and reduced perceived stress. The device is portable, rechargeable, and lasts up to a week on daily use. Pros: combines vibration with audio for immersive experience, 90-day trial, 1-year warranty, no active effort needed. Cons: requires app subscription for full sound library, not electrical stimulation. Priced at $299 (plus $49/year subscription), it ships worldwide, including the UK. Backed by studies on vibration therapy, it's perfect for meditation enthusiasts seeking non-invasive ways to enhance heart rate variability, promote calm, and integrate into wellness routines effortlessly. 

5

Apollo Neuro

Apollo Neuro is a versatile wearable vagus nerve stimulator that uses gentle vibrations on the wrist, ankle, or clothing clip to influence the nervous system. With seven modes for sleep, energy, focus, recovery, social, calm, and wake-up, it's app-controlled for personalized schedules and intensity. Clinical trials (17 completed, 12 ongoing) demonstrate 11% increased heart rate variability and more deep sleep. Users praise its subtlety and convenience for all-day wear. Pros: multi-location wear, no electrodes, HSA/FSA eligible. Cons: requires at least three hours daily use, higher price point. At $349, it ships internationally to the UK. Without FDA approval but strong research backing, it's ideal for biohacking stress, improving mood, and supporting cognitive performance in busy lifestyles. 

6

Hoolest VeRelief Prime

Hoolest VeRelief Prime is a handheld tcVNS device for targeted neck stimulation, featuring five modes (8Hz, 25Hz, 100Hz frequencies) with breathing exercises integrated. Self-contained without an app, it's easy for beginners, with 3-10 minute sessions using replaceable gel tips. Studies support its frequencies for stress relief and mood regulation. Pros: portable, no separate gel needed, 60-day guarantee, subscription discounts. Cons: proprietary tips require monthly replacement, higher long-term cost. Priced at $249-$399, it ships free to the UK. Not FDA-approved but aligned with clinical research, it's great for quick anxiety relief, combining auricular and vagus stimulation for comprehensive parasympathetic activation and daily wellness. 

7

Xen by Neuvana

Xen by Neuvana is a comfortable taVNS earpiece device inserted into the ear canal, syncing electrical pulses (25Hz) to music or sounds for customizable sessions. Using saline as a conductor, it's hands-free and offers 210 waveform combinations via app. Clinical parameters support benefits for sleep, focus, and stress. Pros: most comfortable, low maintenance cost, 30-day guarantee. Cons: potential discomfort at high intensities, battery issues, 10% restocking fee on returns. At $449 plus minimal saline costs, it ships to the UK. Without direct FDA approval, its research-backed approach makes it suitable for audio-integrated relaxation and autonomic nervous system balancing.

8

gammaCore

gammaCore is a medical-grade handheld tcVNS device for neck application, FDA-cleared for cluster headache prevention and treatment, also used off-label for vagus stimulation benefits like stress reduction. It delivers precise electrical bursts in 2-minute doses, with disposable units or rechargeable options. Clinical trials show efficacy in migraines and autonomic regulation. Pros: strong FDA backing, quick sessions, prescribed options. Cons: requires prescription in some cases, higher cost, potential side effects like skin irritation. Priced around $500+, available in the UK via healthcare providers. Ideal for those with medical needs seeking proven neuromodulation for anxiety, depression, and neurological conditions. 

9

Sona

Sona is a personalized taVNS earpiece that uses biometric sensors and AI to adapt stimulation in real-time based on heart rate variability. App-tracked progress helps with stress, sleep, and focus. Pros: adaptive tech, wireless, analytics. Cons: pre-order only (delivery January 2026), high cost. At $926, shipping to UK expected. No FDA approval yet, but collaborative research ongoing. Suited for tech-savvy users wanting customized vagus nerve therapy for optimal wellness outcomes. 

10

ZenoWell

ZenoWell is a budget-friendly taVNS earpiece like headphones, with modes for sleep, relaxation, meditation, and headache relief. Electrodes need gel or water. Pros: preset modes, 30-day guarantee, 2-year warranty. Cons: gel repurchases, lacks large studies. Priced at $409, ships to UK. Backed by small taVNS trials, it's accessible for beginners aiming to improve insomnia and mindfulness through vagus activation.