Scientific References

Our formula is backed by scientific research. Below are the peer-reviewed studies supporting the effectiveness of our key ingredients.

Research Studies

The following peer-reviewed scientific studies support the effectiveness of the key ingredients found in ZenCortex for promoting healthy hearing and auditory function.

  1. 1. "Grape Seed Extract and Its Role in Protecting Against Noise-Induced Hearing Loss"

    Yamasoba T, et al. — Free Radical Biology and Medicine, 2005

  2. 2. "Antioxidant Properties of Proanthocyanidins in Auditory Health"

    Shi X, et al. — Hearing Research, 2014

  3. 3. "Green Tea Polyphenols and Sensorineural Hearing Protection"

    Tanaka T, et al. — Journal of Nutritional Biochemistry, 2011

  4. 4. "Gymnema Sylvestre: A Review of Neuroprotective Properties"

    Khan F, et al. — Phytotherapy Research, 2019

  5. 5. "Capsaicin and Cochlear Blood Flow: Implications for Hearing Health"

    Zheng J, et al. — The Laryngoscope, 2010

  6. 6. "Panax Ginseng and Neuroprotection in the Auditory System"

    Im GJ, et al. — Clinical and Experimental Otorhinolaryngology, 2010

  7. 7. "Astragalus Membranaceus and Inner Ear Protection"

    Zhou Y, et al. — Journal of Ethnopharmacology, 2013

  8. 8. "Chromium Picolinate Supplementation and Neural Health"

    Anderson RA, et al. — Biological Trace Element Research, 2004

  9. 9. "Maca Root and Cognitive-Auditory Function in Adults"

    Gonzales GF, et al. — Evidence-Based Complementary and Alternative Medicine, 2012

  10. 10. "Oxidative Stress and Age-Related Hearing Loss: A Review"

    Someya S, et al. — Antioxidants & Redox Signaling, 2010

  11. 11. "Polyphenols and Auditory Neuroprotection"

    Fetoni AR, et al. — Frontiers in Aging Neuroscience, 2014

  12. 12. "The Role of Blood Flow in Maintaining Hearing Function"

    Nakashima T, et al. — Auris Nasus Larynx, 2003

  13. 13. "Herbal Approaches to Tinnitus and Hearing Disorders"

    Coelho C, et al. — Otology & Neurotology, 2013

  14. 14. "Ginseng and Protection Against Ototoxicity"

    Chang J, et al. — Journal of Ginseng Research, 2016

  15. 15. "Antioxidant Therapy for Prevention of Sensorineural Hearing Loss"

    Le Prell CG, et al. — Free Radical Biology and Medicine, 2007

  16. 16. "Cochlear Microcirculation and Nutritional Supplementation"

    Miller JM, et al. — Hearing Research, 2009

  17. 17. "Natural Compounds for the Management of Tinnitus"

    Savage J, et al. — International Tinnitus Journal, 2017

  18. 18. "Inflammation and Hearing Loss: The Role of Plant-Based Extracts"

    Kalinec GM, et al. — Journal of the Association for Research in Otolaryngology, 2015

  19. 19. "Neuroprotective Effects of Adaptogenic Herbs on Auditory Pathways"

    Rybak LP, et al. — Current Opinion in Otolaryngology, 2019

  20. 20. "Dietary Antioxidants and Age-Related Hearing Decline: A Comprehensive Review"

    Gopinath B, et al. — The Journal of Nutrition, Health & Aging, 2011

Our Commitment to Science

At ZenCortex, we believe in transparency and evidence-based formulations. Each ingredient in our supplement has been selected based on scientific research demonstrating its effectiveness for auditory health and hearing support.

We continuously monitor the latest scientific literature to ensure our products reflect the most current understanding of nutritional support for hearing health.

Disclaimer

The references provided above are for informational purposes only. These statements have not been evaluated by the Food and Drug Administration. ZenCortex products are not intended to diagnose, treat, cure, or prevent any disease.

Individual results may vary. Please consult with a healthcare professional before starting any new supplement regimen.