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Neuroprotective Effects of Nebbiolo Red Wine Against Ethanol-induced Cognitive Dysfunction and Neurotoxicity

  • CELLMED
  • Abbr : CellMed
  • 2025, 15(14), pp.11~16
  • DOI : 10.5667/CellMed.2025.015
  • Publisher : Cellmed Orthocellular Medicine and Pharmaceutical Association
  • Research Area : Medicine and Pharmacy > General Medicine
  • Received : November 24, 2025
  • Accepted : November 28, 2025
  • Published : November 28, 2025

Jong Ae Choi 1 Seong-Hoon Yun 2 Hye-Yeon Kang 2 Sunyoung Park 2 Sung-Bae Lee 2 Gun-Woo Lee 2 Youngsun Kwon 2 Hee-Yeong Jeong 2 Sang-Eun Shin 2 Na Rae Park 2 Bong-Keun Jang 2 SHIN KWANG SOON 3

1VINO VISTA
2JBK-LAB, Inc.
3경기대학교

Accredited

ABSTRACT

Objective: Chronic alcohol consumption causes neurotoxicity, yet moderate red wine consumption is linked to health benefits, often attributed to its polyphenols. This study investigated whether Nebbiolo red wine (NRW), a variety with high polyphenol content, possesses sufficient neuroprotective capacity to counteract the concurrent neurotoxic effects of its own ethanol (EtOH) content. Materials and Methods: Neuroprotective effects were evaluated in vitro (SH-SY5Y cells, WST-8 assay) and in vivo (mice, Y-maze test) following exposure to 14% EtOH or 14% NRW. Antioxidant capacity was determined by DPPH and ORAC assays. Results: NRW demonstrated robust dose-dependent antioxidant activity. In vitro, NRWP significantly protected SH-SY5Y cells from EtOH-induced cytotoxicity. In vivo, 14% EtOH administration severely impaired spatial memory (27.1% alternation vs. 67.5% Sham), an effect completely prevented by 14% NRW (65% alternation). Conclusion: NRW mediates significant neuroprotection, effectively neutralizing ethanol-induced cytotoxicity in vitro and cognitive impairment in vivo. This suggests polyphenolic content is a critical determinant of alcohol's net neurological impact.

Citation status

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