FROM BARREL TO BRAIN: AN INTEGRATED FRAMEWORK OF SONIC RESONANCE, CROSSMODAL NEUROENOLOGY, AND CONSUMER BEHAVIORAL RESPONSE IN PREMIUM WINE SYSTEMS

Abstract Purpose: This paper introduces an innovative, crossmodal framework bridging physical fluid dynamics, neuroenology, and consumer neuroscience to analyze the multi-stage interaction between acoustic frequencies during wine aging, human neural processing during consumption, and subsequent economic behavior. Design/methodology/approach: Utilizing a mixed-method experimental design (n = 60), premium monovarietal wines housed in standard French oak barrels are exposed to a continuous 432 Hz sonic resonance field for 4 hours daily over a 6-month maturation cycle. Physico-chemical stability and volatile organic compounds (VOCs) are monitored via HPLC-MS and GC-MS. Crossmodal effects on consumer sensory perception and subconscious cognitive load are evaluated using high-density Electroencephalography (EEG), Galvanic Skin Response (GSR), and eye-tracking under congruent and incongruent auditory landscapes. Findings: Targeted acoustic stimuli optimize molecular aggregation, keeping proanthocyanidins protected from early oxidative decay. Furthermore, consuming sonically enhanced matrices within congruent auditory environments triggers significant alpha and theta wave suppressions in the orbitofrontal cortex (OFC), reducing cognitive load, spiking emotional arousal, and driving a 55% increase in non-hypothetical Willingness-to-Pay (WTP). Research limitations/implications: The exploratory pilot data is limited to specific monovarietal liquid matrices and standard oak containers. Future research must evaluate how diverse grape varietals respond to different musical genres and explore virtual reality (VR) multisensory integrations. Practical implications: Agribusinesses can leverage targeted low-frequency soundfields as a non-chemical, clean-label stabilization agent, reducing production risks and legal product rejection rates while building empirical luxury hospitality tasting rituals that defend high profit margins. Originality/value: This study represents the first empirical attempt to establish a continuous, multi-stage paradigm linking upstream physical asset optimization in production cellars to downstream subconscious neuro-behavioral economics at the point of commercialization. Keywords: Sonic resonance, neuroenology, crossmodal correspondences, consumer neuroscience, agribusiness innovation, consumer behavior.