Truvaga
Truvaga is a consumer wellness brand that uses handheld non-invasive vagus nerve stimulation (nVNS). It is marketed for general wellness to promote relaxation, reduce stress, support mental clarity, and improve sleep. Truvaga products are produced and manufactured by electroCore, Inc., a U.S. based bioelectronic medicine company.
History
Truvaga was launched in the early 2020s[1][2] as electroCore expanded its product offerings from FDA-cleared medical devices to general wellness technologies.[2] Prior to Truvaga, electroCore had developed gammaCore, an FDA-cleared device[3] for migraine and cluster headache[4]..[5][6][7] Unlike gammaCore, Truvaga is marketed strictly as a general wellness device, not intended or cleared for medical treatment.
Technology
Truvaga delivers mild electrical impulses through the skin to the vagus nerve, a key component of the autonomic nervous system.[8] The stimulation is intended to shift the body from a "fight or flight" state to a "rest and digest" state[9]
Session length: Two minutes per use.
Mode of use: Handheld, wellness device.
Intended benefits: Stress reduction, improved focus, and support for restful sleep.[10][11]
Truvaga is positioned as drug-free and non-invasive, and is marketed for daily wellness rather than medical therapy.
Research Context
Non-invasive vagus nerve stimulation (nVNS) has been studied in academic and clinical research for its potential effects on stress regulation, mood, sleep, and cognitive function.[12][13][14] While Truvaga is marketed as a consumer wellness device and not a medical treatment, it applies similar stimulation principles as those used in clinical trials of vagus nerve stimulation. Independent studies published in journals such as JAMA[15] and The Lancet[16] have explored the role of vagus nerve activity in autonomic balance, stress response, and neurological conditions.
Models
The Truvaga product line includes multiple non-invasive vagus nerve stimulator devices:
Truvaga Plus – Introduced as the flagship model, offering app connectivity, customizable intensity levels, and unlimited two-minute daily sessions.
Truvaga 350 – A streamlined version designed for ease of use, featuring essential vagus nerve stimulation functions without app integration and 350 pre-programmed sessions.
Both models use the same core nVNS approach but are positioned for different consumer needs, from advanced users seeking customization to those preferring simplified operation.
Criticism and Limitations
Some wellness reviewers have noted that while Truvaga provides accessible vagus nerve stimulation in a consumer format, its relatively high cost compared to other wellness devices may limit adoption.[17] Others highlight that the product is marketed without FDA clearance,[18] which distinguishes it from electroCore's gammaCore medical device. Commentators have also observed that broader consumer education about vagus nerve stimulation is needed for widespread use.[19]
See also
References
- ↑ "RYVYL Reports Fourth Quarter and Full Year 2022 Financial Results" (Press release). 17 April 2023.
- ↑ "General Wellness: Policy for Low Risk Devices". Food and Drug Administration. 26 September 2019.
- ↑ "510(k) Premarket Notification".
- ↑ "Product Classification".
- ↑ Silberstein, Stephen D.; Mechtler, Laszlo L.; Kudrow, David B.; Calhoun, Anne H.; McClure, Candace; Saper, Joel R.; Liebler, Eric J.; Rubenstein Engel, Emily; Tepper, Stewart J.; Group, on Behalf of the ACT1 Study (2016). "Non–Invasive Vagus Nerve Stimulation for the ACute Treatment of Cluster Headache: Findings From the Randomized, Double-Blind, Sham-Controlled ACT1 Study". Headache: The Journal of Head and Face Pain. 56 (8): 1317–1332. doi:10.1111/head.12896. ISSN 1526-4610. PMC 5113831. PMID 27593728.
- ↑ Gaul, Charly; Diener, Hans-Christoph; Silver, Nicholas; Magis, Delphine; Reuter, Uwe; Andersson, Annelie; Liebler, Eric J; Straube, Andreas (2016-05-01). "Non-invasive vagus nerve stimulation for PREVention and Acute treatment of chronic cluster headache (PREVA): A randomised controlled study". Cephalalgia. 36 (6): 534–546. doi:10.1177/0333102415607070. ISSN 0333-1024. PMC 4853813. PMID 26391457.
- ↑ Goadsby, Peter J; de Coo, Ilse F; Silver, Nicholas; Tyagi, Alok; Ahmed, Fayyaz; Gaul, Charly; Jensen, Rigmor H; Diener, Hans-Christoph; Solbach, Kasia; Straube, Andreas; Liebler, Eric; Marin, Juana CA; Ferrari, Michel D (2018-04-01). "Non-invasive vagus nerve stimulation for the acute treatment of episodic and chronic cluster headache: A randomized, double-blind, sham-controlled ACT2 study". Cephalalgia. 38 (5): 959–969. doi:10.1177/0333102417744362. ISSN 0333-1024. PMC 5896689. PMID 29231763.
- ↑ Nonis, Romain; D'Ostilio, Kevin; Schoenen, Jean; Magis, Delphine (2017-11-01). "Evidence of activation of vagal afferents by non-invasive vagus nerve stimulation: An electrophysiological study in healthy volunteers". Cephalalgia. 37 (13): 1285–1293. doi:10.1177/0333102417717470. ISSN 0333-1024. PMC 5680905. PMID 28648089.
- ↑ Brock, C.; Brock, B.; Aziz, Q.; Møller, H. J.; Pfeiffer Jensen, M.; Drewes, A. M.; Farmer, A. D. (2017). "Transcutaneous cervical vagal nerve stimulation modulates cardiac vagal tone and tumor necrosis factor-alpha". Neurogastroenterology & Motility. 29 (5): e12999. doi:10.1111/nmo.12999. ISSN 1365-2982. PMID 27957782.
- ↑ McIntire, Lindsey K.; McKinley, R. Andy; Goodyear, Chuck; McIntire, John P.; Brown, Rebecca D. (2021-06-10). "Cervical transcutaneous vagal nerve stimulation (ctVNS) improves human cognitive performance under sleep deprivation stress". Communications Biology. 4 (1): 634. doi:10.1038/s42003-021-02145-7. ISSN 2399-3642. PMC 8192899 Check
|pmc=value (help). PMID 34112935 Check|pmid=value (help). - ↑ Klaming, Ruth; Simmons, Alan N.; Spadoni, Andrea D.; Lerman, Imanuel (2022-04-01). "Effects of Noninvasive Cervical Vagal Nerve Stimulation on Cognitive Performance But Not Brain Activation in Healthy Adults". Neuromodulation. 25 (3): 424–432. doi:10.1111/ner.13313. ISSN 1094-7159. PMC 8144242 Check
|pmc=value (help). PMID 35396072 Check|pmid=value (help). - ↑ Choudhary, Tilendra; Elliott, Marcus; Euliano, Neil R.; Gurel, Nil Z.; Rivas, Amanda G.; Wittbrodt, Matthew T.; Vaccarino, Viola; Shah, Amit J.; Inan, Omer T.; Bremner, J. Douglas (2023-10-15). "Effect of transcutaneous cervical vagus nerve stimulation on declarative and working memory in patients with Posttraumatic Stress Disorder (PTSD): A pilot study". Journal of Affective Disorders. 339: 418–425. doi:10.1016/j.jad.2023.07.025. ISSN 0165-0327. PMC 11940650 Check
|pmc=value (help). PMID 37442455 Check|pmid=value (help). - ↑ Porges, Stephen W. (2025). "Disorders of gut–brain interaction through the lens of polyvagal theory". Neurogastroenterology & Motility. 37 (3). doi:10.1111/nmo.14926. ISSN 1365-2982. PMC 11911287 Check
|pmc=value (help). PMID 39344751 Check|pmid=value (help). Unknown parameter|article-number=ignored (help) - ↑ Moazzami, Kasra; Pearce, Bradley D.; Gurel, Nil Z.; Wittbrodt, Matthew T.; Levantsevych, Oleksiy M.; Huang, Minxuan; Shandhi, Md Mobashir H.; Herring, Isaias; Murrah, Nancy; Driggers, Emily; Alkhalaf, MhmtJamil L.; Soudan, Majd; Shallenberger, Lucy; Hankus, Allison N.; Nye, Jonathon A. (2023-12-01). "Transcutaneous vagal nerve stimulation modulates stress-induced plasma ghrelin levels: A double-blind, randomized, sham-controlled trial". Journal of Affective Disorders. 342: 85–90. doi:10.1016/j.jad.2023.09.015. ISSN 0165-0327. PMC 10698687 Check
|pmc=value (help). PMID 37714385 Check|pmid=value (help). - ↑ Zhang, Shuai; Zhao, Yanan; Qin, Zongshi; Han, Ying; He, Jiakai; Zhao, Bin; Wang, Lei; Duan, Yuting; Huo, Jin; Wang, Tuoran; Wang, Yu; Rong, Peijing (2024-12-16). "Transcutaneous Auricular Vagus Nerve Stimulation for Chronic Insomnia Disorder: A Randomized Clinical Trial". JAMA Network Open. 7 (12): e2451217. doi:10.1001/jamanetworkopen.2024.51217. ISSN 2574-3805. PMC 11650411 Check
|pmc=value (help). PMID 39680406 Check|pmid=value (help). - ↑ Mayà, Gerard; Iranzo, Alex; Gaig, Carles; Sánchez-Valle, Raquel; Serradell, Monica; Molina-Porcel, Laura; Santamaria, Joan; Gelpi, Ellen; Aldecoa, Iban (2024-12-01). "Post-mortem neuropathology of idiopathic rapid eye movement sleep behaviour disorder: a case series". The Lancet Neurology. 23 (12): 1238–1251. doi:10.1016/S1474-4422(24)00402-2. ISSN 1474-4422. PMID 39577924 Check
|pmid=value (help). - ↑ "Best Vagus Nerve Stimulation Device | Top 4 of 2025".
- ↑ "Truvaga Review: Should You Try It in [[{"value":"currentyear","text":"Current Year","prefix":"@"}]]? [[{"value":"separator","text":"Separator"}]] [[{"value":"sitename","text":"Site Title"}]]". 25 April 2025.
- ↑ "I Tried This Vagus-Nerve Stimulator for a Week and It Leveled up My Sleep for Good". 21 March 2025.
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