Investigating Consumer Preferences for Novel Grape Varieties Through Hedonic Sensory Analysis and Non-Destructive Near-Infrared Spectroscopy

While resistance or tolerance is a highly sought-after trait in new grape varieties, producing such grapes does not guarantee acceptance in the market. The objective of this study was to explore consumers’ appreciation of a novel tolerant table grape variety by integrating chemical, textural, and se...

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Main Authors: Teodora Basile, Lucia Rosaria Forleo, Rocco Perniola
Format: Article
Language:English
Published: MDPI AG 2025-07-01
Series:Chemosensors
Subjects:
Online Access:https://www.mdpi.com/2227-9040/13/7/238
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author Teodora Basile
Lucia Rosaria Forleo
Rocco Perniola
author_facet Teodora Basile
Lucia Rosaria Forleo
Rocco Perniola
author_sort Teodora Basile
collection DOAJ
description While resistance or tolerance is a highly sought-after trait in new grape varieties, producing such grapes does not guarantee acceptance in the market. The objective of this study was to explore consumers’ appreciation of a novel tolerant table grape variety by integrating chemical, textural, and sensory analyses with near-infrared (NIR) spectroscopy. To achieve this, we developed multivariate prediction models using artificial neural networks (ANNs) that were applied to the spectra of samples subjected to sensory analysis, allowing us to predict their composition. This approach offers a non-destructive way to conduct sensory analysis, as a single NIR spectrum can assess consumer appreciation and identify the chemical and physical characteristics of each berry. For the grape variety tested, we observed a significant favorable consensus among consumers. Therefore, instead of identifying differences, we focused on determining the optimal maturity ranges that enhance consumer appreciation for this variety. Our findings represent a step toward non-destructive sensory analysis; however, further research is still needed to refine this approach.
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spelling doaj-art-2bfcb17029e64ad6908a992684bee9f02025-08-20T02:45:38ZengMDPI AGChemosensors2227-90402025-07-0113723810.3390/chemosensors13070238Investigating Consumer Preferences for Novel Grape Varieties Through Hedonic Sensory Analysis and Non-Destructive Near-Infrared SpectroscopyTeodora Basile0Lucia Rosaria Forleo1Rocco Perniola2CREA Research Centre for Viticulture and Enology, Via Casamassima 148, 70010 Turi, ItalyCREA Research Centre for Viticulture and Enology, Via Casamassima 148, 70010 Turi, ItalyCREA Research Centre for Viticulture and Enology, Via Casamassima 148, 70010 Turi, ItalyWhile resistance or tolerance is a highly sought-after trait in new grape varieties, producing such grapes does not guarantee acceptance in the market. The objective of this study was to explore consumers’ appreciation of a novel tolerant table grape variety by integrating chemical, textural, and sensory analyses with near-infrared (NIR) spectroscopy. To achieve this, we developed multivariate prediction models using artificial neural networks (ANNs) that were applied to the spectra of samples subjected to sensory analysis, allowing us to predict their composition. This approach offers a non-destructive way to conduct sensory analysis, as a single NIR spectrum can assess consumer appreciation and identify the chemical and physical characteristics of each berry. For the grape variety tested, we observed a significant favorable consensus among consumers. Therefore, instead of identifying differences, we focused on determining the optimal maturity ranges that enhance consumer appreciation for this variety. Our findings represent a step toward non-destructive sensory analysis; however, further research is still needed to refine this approach.https://www.mdpi.com/2227-9040/13/7/238grapenon-destructivehedonicnear-infrared
spellingShingle Teodora Basile
Lucia Rosaria Forleo
Rocco Perniola
Investigating Consumer Preferences for Novel Grape Varieties Through Hedonic Sensory Analysis and Non-Destructive Near-Infrared Spectroscopy
Chemosensors
grape
non-destructive
hedonic
near-infrared
title Investigating Consumer Preferences for Novel Grape Varieties Through Hedonic Sensory Analysis and Non-Destructive Near-Infrared Spectroscopy
title_full Investigating Consumer Preferences for Novel Grape Varieties Through Hedonic Sensory Analysis and Non-Destructive Near-Infrared Spectroscopy
title_fullStr Investigating Consumer Preferences for Novel Grape Varieties Through Hedonic Sensory Analysis and Non-Destructive Near-Infrared Spectroscopy
title_full_unstemmed Investigating Consumer Preferences for Novel Grape Varieties Through Hedonic Sensory Analysis and Non-Destructive Near-Infrared Spectroscopy
title_short Investigating Consumer Preferences for Novel Grape Varieties Through Hedonic Sensory Analysis and Non-Destructive Near-Infrared Spectroscopy
title_sort investigating consumer preferences for novel grape varieties through hedonic sensory analysis and non destructive near infrared spectroscopy
topic grape
non-destructive
hedonic
near-infrared
url https://www.mdpi.com/2227-9040/13/7/238
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