Evaluating tobacco product flavors using a combination of sensory and chemical analysis
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Laboratory of Toxicology, Medical School, University of Crete, Heraklion, Greece
Publication date: 2023-10-08
Corresponding author
Constantine Vardavas   

Laboratory of Toxicology, Medical School, University of Crete, Heraklion, Greece
Tob. Prev. Cessation 2023;9(Supplement 2):A128
By covering up the unpleasant taste and odor of tobacco, flavors in tobacco products can make smoking or other types of tobacco use more acceptable to users. This may facilitate inhalation for users and raise the risk of addiction. Additionally, flavors might increase the social acceptability of smoking and other tobacco use, especially among young people who may be more prone to experimenting with flavored tobacco products. The Tobacco Products Directive (TPD) in Europe is responsible for regulating flavors in tobacco products. To make tobacco products less appealing to young people, the TPD lays forth a number of prohibitions on the use of flavors in these products. A set of reference tobacco products against which test items would be judged was necessary since, in accordance with the TPD, tobacco products that impart a distinguishing flavor other than that of tobacco are not permitted on the EU market.

Material and Methods:
123 goods were subjected to a thorough sensory and chemical evaluation as part of the development of a reference space for tobacco products utilizing the specified standard operating procedures. Through descriptive profiling, the sensory qualities of each product were evaluated. The average old intensity for each individual characteristic assigned by all 12 assessors was obtained for each of the three test sample replicates. Within the stage, each product was rated by 12 train sense recesses in triplicate for 51 probable odor attributes.

Principal component analysis (PCA) and the presentation of confidence ellipses were used to further perform sensory assessment. After the sensory evaluation, gas chromatography mass spectrometry (GC-MS analysis) was used to analyze all samples chemically and produce a chemical profile for each product. After the thorough evaluation, some tobacco products were eliminated, leaving 121 items on the final list of boxed and roll-your-own tobacco goods in the reference area.

Overall, evaluating tobacco flavors is a crucial step in the regulation of tobacco products. By combining sensory and chemical analyses, it is possible to compare the flavor characteristics of test tobacco products to those of tobacco products that have been determined not to have a distinctive flavor.

The authors have no conflicts of interest to disclose.
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