• Nurosym Nurosym
  • Promise card
  • Nurosym Nurosym
  • Promise card
  • Nurosym Nurosym
  • Promise card

Product Description

Key Benefits

  • Activates the relaxation side of the nervous system.
  • Enhances the body’s recovery and activates self-repair.
  • Builds stress resilience and emotional balance.
  • Improves cardiovascular, digestive, and immune health.
  • Improves sleep scores, focus, and cognitive function.
  • Scientifically validated and clinically proven.


Nurosym utilises Auricular Vagal Neuromodulation Therapy...

Read more

Key Benefits

  • Activates the relaxation side of the nervous system.
  • Enhances the body’s recovery and activates self-repair.
  • Builds stress resilience and emotional balance.
  • Improves cardiovascular, digestive, and immune health.
  • Improves sleep scores, focus, and cognitive function.
  • Scientifically validated and clinically proven.


Nurosym utilises Auricular Vagal Neuromodulation Therapy (AVNT™), developed by Parasym and validated in clinical studies with world-leading institutions like UCLA and backed by over 50 completed clinical studies. This device sends electrical impulses to the brain via the vagus nerve to help alleviate symptoms of a dysregulated nervous system.

Modern science has discovered that many chronic mental and physical symptoms are linked to a chronically dysregulated nervous system. The nervous system, and one of its largest nerves, the vagus nerve, controls our unconscious functions, from breathing, heart rate, and digestion to energy, calmness, and mood. When the vagus nerve is not functioning properly, the organs and systems of the body fail to work in harmony, leading to poor physical and mental health. By precisely modulating the nervous system through AVNT™, Nurosym helps restore balance and improve health and performance.

With Nurosym, You Can Modulate Your Nervous System To:

Achieve Calm on Demand: Strengthen resilience to anxious states, recover faster from stressful events, and help prevent mood fluctuations.

Build Stress Resilience: Reduce acute stress and build resilience over time.

Activate Self-Repair Mechanisms: Enhance your body’s natural ability to recover and activate self-repair processes.

Relieve Post-Viral Symptoms: Alleviate symptoms such as fatigue and brain fog that may persist following viral infections.

Enhance Cardiovascular Health: Maintain optimal heart rate variability (HRV) and support recovery.

Enable Restorative Sleep: Promote relaxation in critical sleep windows and improvement in sleep scores.

Repair Digestive Health: Enhance digestive function by promoting healthy communication through the gut–brain axis.

Inflammation and Pain Reduction: Reduce inflammation, pain, and discomfort associated with nervous system dysfunction.

Support Cognitive Function: Strengthen cognitive performance and concentration, helping to counteract the effects of ageing.

CLINICAL TRIALS:

35% anxious states reduction in trials. Build stress resilience, recover faster from stressful events, and help prevent mood swings.

61% improvement in post-viral symptoms. Alleviate symptoms such as fatigue and brain fog that may persist after viral infections.

18% HRV improvement in clinical trials. Enhance cardiovascular health - maintain optimal heart rate variability (HRV), support recovery, and reduce cardiovascular health risks.

31% reduction of sleep disturbances in clinical trials. Enable restorative sleep - Nurosym promotes relaxation and mental stability, facilitating faster sleep onset, minimizing sleep disturbances, and promoting longer deep sleep cycles.

80% improvement in gastrointestinal symptoms during trials. Improve digestive health - Enhance digestive function by promoting healthy communication through the gut-brain axis.

78% reduction in inflammation markers in trials. Use Nurosym to manage inflammation and pain. Reduce discomfort linked to nervous system dysfunction.

32% memory improvement in trials. Support cognitive function, strengthen learning ability and focus to counteract the effects of aging.

Faster sports recovery. Activate your body’s natural self-repair mechanisms and recover faster post-exercise or from other types of strain.

More About Nurosym

-CE Safe Certified Medical Device in Europe.
-FDA Non-Significant Risk (NSR) Designation for various studies in the U.S.
-50+ ongoing third-party (independent led) clinical studies including randomized placebo-controlled trials.
-Recommended by 1000+ licensed healthcare practitioners.
-Research collaboration with 100+ leading health institutions such as NHS, UCLA, University of Chicago Medicine and more.
-30 day money back guarantee.
-Used by Bryan Johnson for HRV optimization, leading longevity expert.
-Featured on Netflix, “Don’t Die” documentary on Bryan Johnson.
-Over 10 years and $10M in R&D to engineer Nurosym.

Why It's Healf

Nurosym is a certified medical device backed by over $10 million in scientific research with more than 10 partner collaborations, including UCLA and Yale. With over 50 completed clinical studies, it is recognised as the most researched non-invasive vagal neuromodulation system in the world. Certified in the EU (CE) and designated as Non-Significant Risk by the FDA, Nurosym meets the most rigorous safety and quality standards for medical technology.

Developed over a decade and refined through gold standard randomised, placebo-controlled studies, Nurosym uses a patented waveform designed to precisely modulate the vagus nerve via the brainstem. This technology represents the gold standard in scientific neuromodulation, delivering clinically validated therapy while maintaining the highest safety profile. With robust evidence, regulatory approval, and global adoption in research, Nurosym sets a new benchmark for trusted, science-backed neuromodulation.

Nurosym is developed by Parasym, a neurotechnology company on a mission to restore collective health. Recognising the limits of conventional approaches to mental and physical wellbeing, Parasym set out to create safe, accessible technology that works with the body’s natural systems. After years of research and collaboration with leading scientific institutions, the team developed Nurosym — a certified, non-invasive vagal neuromodulation device designed for home use. Guided by their vision that improving the health of our heart and mind can help improve the health of our planet, Parasym also commits 1% of its revenue and time to global wellbeing and environmental initiatives.

With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.

Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.

Delivery & Returns

SHIPPING INFORMATION:

At Healf we prioritise safe and fast delivery for all our customers. Our carefully selected couriers are Royal Mail and DPD.


Option

UK Standard Delivery

Next Working Day Delivery

International Deliveries

Est. Delivery

2-3 Working Days

Next Working Day*

7 Working Days**

Orders <£50

£3.99

£5.99

£22.99 (Europe)

Orders >£50

FREE

£5.99

£49.95 (International)


*(if placed before 12.00)

**(up to 4 weeks)

UK Standard Delivery: Enjoy free standard delivery on orders above £50, this option usually requires 2-3 working days. If your order is under £50, this delivery option is available for £3.99.


Next Working Day Delivery: For when you need our products urgently, we offer a next working day shipping for £5.99. For orders placed before 12.00 we will ship it the same day to ensure you receive your order the next working day.


RETURNS POLICY:

If for any reason you are not satisfied with your order, we provide free 365 day UK returns for all our customers. To initiate your return, simply contact us at team@healf.com and we’ll send you a return slip and help to arrange a collection. The item you return must be sent in the same condition as received, and inside the original packaging. Once received we will notify you via email.

For international returns, we unfortunately do not cover the cost. However, we work with an array of carriers and can offer self-posting returns for customers shopping from outside the UK.

Suggested Use

1. Apply a bit of moisture on the tragus.

2. Wear the earpiece correctly on your left tragus, the cable should go over and behind your ear to keep the electrodes in place.

3. Turn on Nurosym

4. Slowly increase energy level until you feel a light tingling sensation in your ear.

5. Notice how pleasant the sensation of neuromodulation feels. This is a signal that the current is flowing and that your parasympathetic nervous system is activated.

6. Sit or lie down with the device or perform daily activities while Nurosym works to strengthen your parasympathetic nervous system, decrease inflammation, oxidative stress and activate neuroplasticity to help you feel better.

7. Notice the sensations of calmness, relaxation, decreased stress, improved mood, more energy flowing into your body. If you feel the sensation intensifies over time or you stop feeling it, adjust the energy level until you feel a light pleasant tingling sensation again.

8. Continue using Nurosym every day for 30-60 mins a day, preferably in the morning or split between morning after waking up and evening before sleep and enjoy better health & mood.

Contraindications

Nurosym is NOT recommended in the following cases for users:

  • Undergone surgery to cut the vagus nerve (cervical vagotomy).
  • Diagnosed with severe low resting heart rate.
  • Permanent implanted metallic/electronic device or jewellery at close proximity to the ear tragus (that cannot be removed before using Nurosym).
  • Pregnant women.


Below are listed situations that are also contraindications unless the user receives a concrete health opinion on the device use by their health professional and is under the supervision of a health professional while using the device.

If you fall under one of these categories, your health professional might advise whether, in your specific case, the device is safe to use, potentially following certain precautions or under specific supervision:

  • Users with any active implanted device (including electronic and/or wearable devices) e.g. cochlear implant, cerebral shunts, invasive vagus nerve stimulators, pacemakers or non-active but potentially interacting with the nervous system (e.g. metal implants).
  • Users with known severe coronary disease or recent heart attack (within 5 years).
  • Paediatric users (children).


*Pregnant women have not been evaluated in scientific studies.
*Both paediatric users and users with pacemakers have been enrolled in scientific studies with Parasym technology, and no device related adverse events or interferences have been observed so far in the scientific setting.

Important safety information:

Nurosym might not be right for you. Before ordering, be sure to read about intended use, warnings, precautions and contraindications.

Consult with your health professional before using any medical intervention.

Nurosym

Meet Nurosym — the most studied CE-marked non-invasive vagal neuromodulation system in the world, recognised for its scientific validation and clinical reliability. Nurosym harnesses advanced neuromodulation technology in a sleek, easy-to-use wearable device that delivers patented electrical signals to the brain via the vagus nerve, helping counter nervous system dysregulation and support improved health outcomes.

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Regular price £539.10
Regular price £599.00 Sale price £539.10

Buy now Pay later from £134.77/mo

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Product Description

Key Benefits

  • Activates the relaxation side of the nervous system.
  • Enhances the body’s recovery and activates self-repair.
  • Builds stress resilience and emotional balance.
  • Improves cardiovascular, digestive, and immune health.
  • Improves sleep scores, focus, and cognitive function.
  • Scientifically validated and clinically proven.


Nurosym utilises Auricular Vagal Neuromodulation Therapy...

Read more

Key Benefits

  • Activates the relaxation side of the nervous system.
  • Enhances the body’s recovery and activates self-repair.
  • Builds stress resilience and emotional balance.
  • Improves cardiovascular, digestive, and immune health.
  • Improves sleep scores, focus, and cognitive function.
  • Scientifically validated and clinically proven.


Nurosym utilises Auricular Vagal Neuromodulation Therapy (AVNT™), developed by Parasym and validated in clinical studies with world-leading institutions like UCLA and backed by over 50 completed clinical studies. This device sends electrical impulses to the brain via the vagus nerve to help alleviate symptoms of a dysregulated nervous system.

Modern science has discovered that many chronic mental and physical symptoms are linked to a chronically dysregulated nervous system. The nervous system, and one of its largest nerves, the vagus nerve, controls our unconscious functions, from breathing, heart rate, and digestion to energy, calmness, and mood. When the vagus nerve is not functioning properly, the organs and systems of the body fail to work in harmony, leading to poor physical and mental health. By precisely modulating the nervous system through AVNT™, Nurosym helps restore balance and improve health and performance.

With Nurosym, You Can Modulate Your Nervous System To:

Achieve Calm on Demand: Strengthen resilience to anxious states, recover faster from stressful events, and help prevent mood fluctuations.

Build Stress Resilience: Reduce acute stress and build resilience over time.

Activate Self-Repair Mechanisms: Enhance your body’s natural ability to recover and activate self-repair processes.

Relieve Post-Viral Symptoms: Alleviate symptoms such as fatigue and brain fog that may persist following viral infections.

Enhance Cardiovascular Health: Maintain optimal heart rate variability (HRV) and support recovery.

Enable Restorative Sleep: Promote relaxation in critical sleep windows and improvement in sleep scores.

Repair Digestive Health: Enhance digestive function by promoting healthy communication through the gut–brain axis.

Inflammation and Pain Reduction: Reduce inflammation, pain, and discomfort associated with nervous system dysfunction.

Support Cognitive Function: Strengthen cognitive performance and concentration, helping to counteract the effects of ageing.

CLINICAL TRIALS:

35% anxious states reduction in trials. Build stress resilience, recover faster from stressful events, and help prevent mood swings.

61% improvement in post-viral symptoms. Alleviate symptoms such as fatigue and brain fog that may persist after viral infections.

18% HRV improvement in clinical trials. Enhance cardiovascular health - maintain optimal heart rate variability (HRV), support recovery, and reduce cardiovascular health risks.

31% reduction of sleep disturbances in clinical trials. Enable restorative sleep - Nurosym promotes relaxation and mental stability, facilitating faster sleep onset, minimizing sleep disturbances, and promoting longer deep sleep cycles.

80% improvement in gastrointestinal symptoms during trials. Improve digestive health - Enhance digestive function by promoting healthy communication through the gut-brain axis.

78% reduction in inflammation markers in trials. Use Nurosym to manage inflammation and pain. Reduce discomfort linked to nervous system dysfunction.

32% memory improvement in trials. Support cognitive function, strengthen learning ability and focus to counteract the effects of aging.

Faster sports recovery. Activate your body’s natural self-repair mechanisms and recover faster post-exercise or from other types of strain.

More About Nurosym

-CE Safe Certified Medical Device in Europe.
-FDA Non-Significant Risk (NSR) Designation for various studies in the U.S.
-50+ ongoing third-party (independent led) clinical studies including randomized placebo-controlled trials.
-Recommended by 1000+ licensed healthcare practitioners.
-Research collaboration with 100+ leading health institutions such as NHS, UCLA, University of Chicago Medicine and more.
-30 day money back guarantee.
-Used by Bryan Johnson for HRV optimization, leading longevity expert.
-Featured on Netflix, “Don’t Die” documentary on Bryan Johnson.
-Over 10 years and $10M in R&D to engineer Nurosym.

Why It's Healf

Nurosym is a certified medical device backed by over $10 million in scientific research with more than 10 partner collaborations, including UCLA and Yale. With over 50 completed clinical studies, it is recognised as the most researched non-invasive vagal neuromodulation system in the world. Certified in the EU (CE) and designated as Non-Significant Risk by the FDA, Nurosym meets the most rigorous safety and quality standards for medical technology.

Developed over a decade and refined through gold standard randomised, placebo-controlled studies, Nurosym uses a patented waveform designed to precisely modulate the vagus nerve via the brainstem. This technology represents the gold standard in scientific neuromodulation, delivering clinically validated therapy while maintaining the highest safety profile. With robust evidence, regulatory approval, and global adoption in research, Nurosym sets a new benchmark for trusted, science-backed neuromodulation.

Nurosym is developed by Parasym, a neurotechnology company on a mission to restore collective health. Recognising the limits of conventional approaches to mental and physical wellbeing, Parasym set out to create safe, accessible technology that works with the body’s natural systems. After years of research and collaboration with leading scientific institutions, the team developed Nurosym — a certified, non-invasive vagal neuromodulation device designed for home use. Guided by their vision that improving the health of our heart and mind can help improve the health of our planet, Parasym also commits 1% of its revenue and time to global wellbeing and environmental initiatives.

With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.

Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.

Delivery & Returns

SHIPPING INFORMATION:

At Healf we prioritise safe and fast delivery for all our customers. Our carefully selected couriers are Royal Mail and DPD.


Option

UK Standard Delivery

Next Working Day Delivery

International Deliveries

Est. Delivery

2-3 Working Days

Next Working Day*

7 Working Days**

Orders <£50

£3.99

£5.99

£22.99 (Europe)

Orders >£50

FREE

£5.99

£49.95 (International)


*(if placed before 12.00)

**(up to 4 weeks)

UK Standard Delivery: Enjoy free standard delivery on orders above £50, this option usually requires 2-3 working days. If your order is under £50, this delivery option is available for £3.99.


Next Working Day Delivery: For when you need our products urgently, we offer a next working day shipping for £5.99. For orders placed before 12.00 we will ship it the same day to ensure you receive your order the next working day.


RETURNS POLICY:

If for any reason you are not satisfied with your order, we provide free 365 day UK returns for all our customers. To initiate your return, simply contact us at team@healf.com and we’ll send you a return slip and help to arrange a collection. The item you return must be sent in the same condition as received, and inside the original packaging. Once received we will notify you via email.

For international returns, we unfortunately do not cover the cost. However, we work with an array of carriers and can offer self-posting returns for customers shopping from outside the UK.

Suggested Use

1. Apply a bit of moisture on the tragus.

2. Wear the earpiece correctly on your left tragus, the cable should go over and behind your ear to keep the electrodes in place.

3. Turn on Nurosym

4. Slowly increase energy level until you feel a light tingling sensation in your ear.

5. Notice how pleasant the sensation of neuromodulation feels. This is a signal that the current is flowing and that your parasympathetic nervous system is activated.

6. Sit or lie down with the device or perform daily activities while Nurosym works to strengthen your parasympathetic nervous system, decrease inflammation, oxidative stress and activate neuroplasticity to help you feel better.

7. Notice the sensations of calmness, relaxation, decreased stress, improved mood, more energy flowing into your body. If you feel the sensation intensifies over time or you stop feeling it, adjust the energy level until you feel a light pleasant tingling sensation again.

8. Continue using Nurosym every day for 30-60 mins a day, preferably in the morning or split between morning after waking up and evening before sleep and enjoy better health & mood.

Contraindications

Nurosym is NOT recommended in the following cases for users:

  • Undergone surgery to cut the vagus nerve (cervical vagotomy).
  • Diagnosed with severe low resting heart rate.
  • Permanent implanted metallic/electronic device or jewellery at close proximity to the ear tragus (that cannot be removed before using Nurosym).
  • Pregnant women.


Below are listed situations that are also contraindications unless the user receives a concrete health opinion on the device use by their health professional and is under the supervision of a health professional while using the device.

If you fall under one of these categories, your health professional might advise whether, in your specific case, the device is safe to use, potentially following certain precautions or under specific supervision:

  • Users with any active implanted device (including electronic and/or wearable devices) e.g. cochlear implant, cerebral shunts, invasive vagus nerve stimulators, pacemakers or non-active but potentially interacting with the nervous system (e.g. metal implants).
  • Users with known severe coronary disease or recent heart attack (within 5 years).
  • Paediatric users (children).


*Pregnant women have not been evaluated in scientific studies.
*Both paediatric users and users with pacemakers have been enrolled in scientific studies with Parasym technology, and no device related adverse events or interferences have been observed so far in the scientific setting.

Important safety information:

Nurosym might not be right for you. Before ordering, be sure to read about intended use, warnings, precautions and contraindications.

Consult with your health professional before using any medical intervention.

Overall rating: 4.6666665 / 5 from 12 reviews.

AI Generated Review Summary

Summary topics

Review topics: ["feel","levels","use","device","regulate","addition"].

Review highlights

Reviews

Been using this for a

"Been using this for a month now, everyday for 40 minutes. Like any other products. . its not a miracle product, but consistent use things can improve. . I use my oura ring to track my stress levels too and I noticed more restored time and my HRV being on the higher level. So I think that’s a good thing. I will continue using it and see how it helps long term."

— Gabriela D. (5/5)

I cannot live without this

"I cannot live without this now. I have found my body feels more in sync. I have had consistently good sleep since I bought this product. My Samsung ring agrees."

— Miss K. (5/5)

I was a bit sceptical

"I was a bit sceptical at first, but Nurosym has actually been a nice addition to my routine. It’s really easy to use and feels pretty relaxing while it’s on. I’ve noticed I feel a bit calmer overall, especially on stressful days, though it’s not like a dramatic overnight change. It is quite expensive, so I think it depends how much you’ll actually use it, but for me it’s been worth trying and I’ve stuck with it."

— Anonymous (5/5)

I use it daily for

"I use it daily for one hour split into two sessions. It is pleasant and calming (at intensity of 18). I am measurably calmer as a parent and it takes me less time to get my emotions settled. My sleep has been amazing (tracking via Oura) and my HRV improved by 10%"

— Kristina N. (5/5)

Really impressed with this device.

"Really impressed with this device. After few weeks I noticed increase in my HRV and lower resting heart rate. Also my stress levels went down. Highly recommend."

— Iwona F. (5/5)

Worth the investment

"Excellent device for anyone with underlying stress and anxiety issues, my mind feels much more balanced, my Oura score has completely changed to time spend restored and engaged to being in the stress zone, I feel less pain through my body, this device has been a blessing."

— Tina B. (5/5)

Absolutely love my neurosym. Brilliant

"Absolutely love my neurosym. Brilliant for helping me get to sleep and regulate better"

— Ellen K. (1/5)

Impressed. . . . so far!

"After a very stressful year, with work, house move, twins and everything else that goes with being an adult, I wasn't feeling my best. I was irritable with the kids, stressed at work and seemed to be in fight of flight mode constantly. My sleep was all over the place and I just couldn't relax at all. I wasn't sure if this would be the right product for me however thought I would try. Whilst I am only a few days in Ive noticed a marked reduction in my stress levels and have been surprisingly calm with the kids even when they've been acting the same as always. My sleep score has gone from in the 50's/60's to the 90's from the first day. If things keep going this way I'll be happy to keep this and will be using it religiously. It's easy to find the right level and not at all painful when using. Ive been using it in the morning when I start work and then just before bed. Based on my results so far, I would not hesitate to recommend this product."

— Lynn B. (5/5)

I’ve been using Nurosym daily

"I’ve been using Nurosym daily and it’s been a genuinely positive addition to my routine. I do two sessions per day: 40 minutes in the morning and 60 minutes in the evening. Because I can slip into override and overwhelm when anxiety ramps up, I was particularly looking for something that could support steadier emotional regulation. Over the past weeks, I’ve noticed a clear improvement in how quickly I can settle, and my sleep quality has also improved. To be clear, I don’t see this as a “magic fix”. The device isn’t doing 100% of the work on its own; it’s been most effective alongside self-awareness, meditation, and actively practising stepping back before I escalate. That combination has made the difference. What I also appreciate is that it’s grounded in a plausible evidence base: stimulating the vagus nerve (via transcutaneous vagus nerve stimulation approaches) is linked with supporting parasympathetic activity and can help reduce the intensity of the fight-or-flight response for some people. For me, it’s been a useful tool to make regulation easier and more consistent. Overall, I’m very happy with the product and I’m glad I committed to using it regularly."

— Mihaela P. (5/5)

Helpful for relaxation

"using this device for relaxation. Typically 45min in the morning and 45min in the evening. The subtle sensation of pulsation helps calm down the my nerves."

— Firat Y. (5/5)

Q&A

Overall rating: 4.6666665 / 5 from 12 reviews.

AI Generated Review Summary

Summary topics

Review topics: ["feel","levels","use","device","regulate","addition"].

Review highlights

Reviews

Been using this for a

"Been using this for a month now, everyday for 40 minutes. Like any other products. . its not a miracle product, but consistent use things can improve. . I use my oura ring to track my stress levels too and I noticed more restored time and my HRV being on the higher level. So I think that’s a good thing. I will continue using it and see how it helps long term."

— Gabriela D. (5/5)

I cannot live without this

"I cannot live without this now. I have found my body feels more in sync. I have had consistently good sleep since I bought this product. My Samsung ring agrees."

— Miss K. (5/5)

I was a bit sceptical

"I was a bit sceptical at first, but Nurosym has actually been a nice addition to my routine. It’s really easy to use and feels pretty relaxing while it’s on. I’ve noticed I feel a bit calmer overall, especially on stressful days, though it’s not like a dramatic overnight change. It is quite expensive, so I think it depends how much you’ll actually use it, but for me it’s been worth trying and I’ve stuck with it."

— Anonymous (5/5)

I use it daily for

"I use it daily for one hour split into two sessions. It is pleasant and calming (at intensity of 18). I am measurably calmer as a parent and it takes me less time to get my emotions settled. My sleep has been amazing (tracking via Oura) and my HRV improved by 10%"

— Kristina N. (5/5)

Really impressed with this device.

"Really impressed with this device. After few weeks I noticed increase in my HRV and lower resting heart rate. Also my stress levels went down. Highly recommend."

— Iwona F. (5/5)

Worth the investment

"Excellent device for anyone with underlying stress and anxiety issues, my mind feels much more balanced, my Oura score has completely changed to time spend restored and engaged to being in the stress zone, I feel less pain through my body, this device has been a blessing."

— Tina B. (5/5)

Absolutely love my neurosym. Brilliant

"Absolutely love my neurosym. Brilliant for helping me get to sleep and regulate better"

— Ellen K. (1/5)

Impressed. . . . so far!

"After a very stressful year, with work, house move, twins and everything else that goes with being an adult, I wasn't feeling my best. I was irritable with the kids, stressed at work and seemed to be in fight of flight mode constantly. My sleep was all over the place and I just couldn't relax at all. I wasn't sure if this would be the right product for me however thought I would try. Whilst I am only a few days in Ive noticed a marked reduction in my stress levels and have been surprisingly calm with the kids even when they've been acting the same as always. My sleep score has gone from in the 50's/60's to the 90's from the first day. If things keep going this way I'll be happy to keep this and will be using it religiously. It's easy to find the right level and not at all painful when using. Ive been using it in the morning when I start work and then just before bed. Based on my results so far, I would not hesitate to recommend this product."

— Lynn B. (5/5)

I’ve been using Nurosym daily

"I’ve been using Nurosym daily and it’s been a genuinely positive addition to my routine. I do two sessions per day: 40 minutes in the morning and 60 minutes in the evening. Because I can slip into override and overwhelm when anxiety ramps up, I was particularly looking for something that could support steadier emotional regulation. Over the past weeks, I’ve noticed a clear improvement in how quickly I can settle, and my sleep quality has also improved. To be clear, I don’t see this as a “magic fix”. The device isn’t doing 100% of the work on its own; it’s been most effective alongside self-awareness, meditation, and actively practising stepping back before I escalate. That combination has made the difference. What I also appreciate is that it’s grounded in a plausible evidence base: stimulating the vagus nerve (via transcutaneous vagus nerve stimulation approaches) is linked with supporting parasympathetic activity and can help reduce the intensity of the fight-or-flight response for some people. For me, it’s been a useful tool to make regulation easier and more consistent. Overall, I’m very happy with the product and I’m glad I committed to using it regularly."

— Mihaela P. (5/5)

Helpful for relaxation

"using this device for relaxation. Typically 45min in the morning and 45min in the evening. The subtle sensation of pulsation helps calm down the my nerves."

— Firat Y. (5/5)

Q&A

Overall rating: 4.6666665 / 5 from 12 reviews.

AI Generated Review Summary

Summary topics

Review topics: ["feel","levels","use","device","regulate","addition"].

Review highlights

Reviews

Been using this for a

"Been using this for a month now, everyday for 40 minutes. Like any other products. . its not a miracle product, but consistent use things can improve. . I use my oura ring to track my stress levels too and I noticed more restored time and my HRV being on the higher level. So I think that’s a good thing. I will continue using it and see how it helps long term."

— Gabriela D. (5/5)

I cannot live without this

"I cannot live without this now. I have found my body feels more in sync. I have had consistently good sleep since I bought this product. My Samsung ring agrees."

— Miss K. (5/5)

I was a bit sceptical

"I was a bit sceptical at first, but Nurosym has actually been a nice addition to my routine. It’s really easy to use and feels pretty relaxing while it’s on. I’ve noticed I feel a bit calmer overall, especially on stressful days, though it’s not like a dramatic overnight change. It is quite expensive, so I think it depends how much you’ll actually use it, but for me it’s been worth trying and I’ve stuck with it."

— Anonymous (5/5)

I use it daily for

"I use it daily for one hour split into two sessions. It is pleasant and calming (at intensity of 18). I am measurably calmer as a parent and it takes me less time to get my emotions settled. My sleep has been amazing (tracking via Oura) and my HRV improved by 10%"

— Kristina N. (5/5)

Really impressed with this device.

"Really impressed with this device. After few weeks I noticed increase in my HRV and lower resting heart rate. Also my stress levels went down. Highly recommend."

— Iwona F. (5/5)

Worth the investment

"Excellent device for anyone with underlying stress and anxiety issues, my mind feels much more balanced, my Oura score has completely changed to time spend restored and engaged to being in the stress zone, I feel less pain through my body, this device has been a blessing."

— Tina B. (5/5)

Absolutely love my neurosym. Brilliant

"Absolutely love my neurosym. Brilliant for helping me get to sleep and regulate better"

— Ellen K. (1/5)

Impressed. . . . so far!

"After a very stressful year, with work, house move, twins and everything else that goes with being an adult, I wasn't feeling my best. I was irritable with the kids, stressed at work and seemed to be in fight of flight mode constantly. My sleep was all over the place and I just couldn't relax at all. I wasn't sure if this would be the right product for me however thought I would try. Whilst I am only a few days in Ive noticed a marked reduction in my stress levels and have been surprisingly calm with the kids even when they've been acting the same as always. My sleep score has gone from in the 50's/60's to the 90's from the first day. If things keep going this way I'll be happy to keep this and will be using it religiously. It's easy to find the right level and not at all painful when using. Ive been using it in the morning when I start work and then just before bed. Based on my results so far, I would not hesitate to recommend this product."

— Lynn B. (5/5)

I’ve been using Nurosym daily

"I’ve been using Nurosym daily and it’s been a genuinely positive addition to my routine. I do two sessions per day: 40 minutes in the morning and 60 minutes in the evening. Because I can slip into override and overwhelm when anxiety ramps up, I was particularly looking for something that could support steadier emotional regulation. Over the past weeks, I’ve noticed a clear improvement in how quickly I can settle, and my sleep quality has also improved. To be clear, I don’t see this as a “magic fix”. The device isn’t doing 100% of the work on its own; it’s been most effective alongside self-awareness, meditation, and actively practising stepping back before I escalate. That combination has made the difference. What I also appreciate is that it’s grounded in a plausible evidence base: stimulating the vagus nerve (via transcutaneous vagus nerve stimulation approaches) is linked with supporting parasympathetic activity and can help reduce the intensity of the fight-or-flight response for some people. For me, it’s been a useful tool to make regulation easier and more consistent. Overall, I’m very happy with the product and I’m glad I committed to using it regularly."

— Mihaela P. (5/5)

Helpful for relaxation

"using this device for relaxation. Typically 45min in the morning and 45min in the evening. The subtle sensation of pulsation helps calm down the my nerves."

— Firat Y. (5/5)

Q&A

Frequently Asked Questions.

How are the products selected?

Our main focus here at Healf is to make sure you are getting access to the best global wellbeing brands that align with our core values, where we believe wellbeing is characterized by The Four Pillars - EAT, MOVE, MIND, SLEEP. We hand select products all over the world and put them through our strict three step curation process which entails discovery, expert validation, and our community testing. In order to protect our community we always quality check all ingredients of the products we select, and do not feature products with any ingredients we mention on our Healf Banned Ingredient List.

Do you have resources or articles on maintaining a healthy lifestyle?

Our team of in-house experts stay up to date with the latest research on wellbeing. They constantly evaluate health trends and make sure to filter real vs. faux and deeply understand that there truly is no ‘one size fits all’ approach to your wellbeing. You can check the Healf journal here and make sure to subscribe to our mailing list for more content.

Can I find more information about the ingredients used?

We love people who check ingredients. You’ll find detailed information about the ingredients in every product page and if you find something you’d like to flag with us or have more questions, drop us a message.

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Healf Curation Process™

Every product undergoes our rigorous Healf Curation Process, ensuring you are always getting the best when it comes to your wellbeing.

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