In a global context where trading of wines involves considerable economic value, the requirement to guarantee wine authenticity can never be underestimated. With the ever-increasing advancements in analytical platforms, research into spectroscopic methods is thriving as they offer a powerful tool for rapid wine authentication. In particular, spectroscopic techniques have been identified as a user-friendly and economical alternative to traditional analyses involving more complex instrumentation that may not readily be deployable in an industry setting. Chemometrics plays an indispensable role in the interpretation and modelling of spectral data and is frequently used in conjunction with spectroscopy for sample classification. Considering the variety of available techniques under the banner of spectroscopy, this review aims to provide an update on the most popular spectroscopic approaches and chemometric data analysis procedures that are applicable to wine authentication.
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http://dx.doi.org/10.3390/molecules26144334 | DOI Listing |
J Food Sci
January 2025
Digital Agriculture, Food and Wine Research Group, School of Agriculture, Food and Ecosystem Science, Faculty of Science, The University of Melbourne, Melbourne, Victoria, Australia.
Fraud in alcoholic beverages through counterfeiting and adulteration is rising, significantly impacting companies economically. This study aimed to develop a method using near-infrared (NIR) spectroscopy (1596-2396 nm) through the bottle, along with machine learning (ML) modeling for beer authentication, quality traits, and control assessment. For this study, 25 commercial beers from different brands, styles, and three types of fermentation were used.
View Article and Find Full Text PDFJ Agric Food Chem
January 2025
Escuela de Ingenieria y Ciencias, Tecnologico de Monterrey, Ave. Eugenio Garza Sada 2501, Monterrey, Nuevo Leon 64849, Mexico.
Fatty acid (FA), tocopherol, and phytosterol profiles are used in avocado oil purity standards. However, blends with other oils can mimic the profile of pure avocado oil, resulting in similar ranges for these molecules. Therefore, fatty alcohol esters (FAEs) uniquely of spp.
View Article and Find Full Text PDFMethods Mol Biol
December 2024
Plant Proteomics and Functional Genomics Group, Department of Biochemistry and Molecular Biology and Soil and Agricultural Chemistry, Faculty of Science, University of Alicante, Alicante, Spain.
Proteins remaining in commercial wines are responsible for the protein haze in white wine unless they are effectively removed before bottling. To avoid this undesirable phenomenon, techniques of precipitation and filtration are applied in the white wine making process to eliminate a large part of them (fining processes) (Ribéreau-Gayon et al., Handbook of enology, vol 2, 3rd edn.
View Article and Find Full Text PDFFood Chem
February 2025
European Commission, Joint Research Centre (JRC), Geel, Belgium. Electronic address:
Consumers are willing to pay a higher price for food with geographical origin labels such as Protected Designation of Origin and Protected Geographical Indication. In this work, the elemental profile of wine obtained by XRF, combined with multivariate analyses, is used to authenticate 111 Croatian, Italian and Spanish red and white wines, 102 of them from 20 Protected Designations of Origin, reproducing the circumstances faced by control laboratories, using commercially available wines without traceability records. Wines that shared origin clustered together and separated from those of other regions following multivariate statistical tests.
View Article and Find Full Text PDFFood Chem
February 2025
C2VN, INRAE1260, INSERM1063, Aix-Marseille Université, BIOMET, Marseille, France. Electronic address:
Provence rosé wines have gained global popularity, making them vulnerable to fraud. This study aimed to identify specific chemical markers to detect counterfeit Provence rosé wines. An untargeted LC-MS-based metabolomics analysis was performed on a set of 30 wines classified as "Provence," "Non-Provence," and "Provence imitations.
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