Impacto de altas presiones hidrostáticas y pasteurización térmica convencional, sobre el perfil fitoquímico y microbiológico de bebidas de cítricos-maqui, durante el almacenamiento
- F.J. Salar 1
- Paula María Periago 2
- Pablo Salvador Fernández
- R. Domínguez-Perles
- C. García-Viguera
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1
Universidad de Murcia
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2
Universidad Politécnica de Cartagena
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- Francisco Artés Hernández (coord.)
- Mª del Carmen Martínez Ballesta (coord.)
- Ginés Benito Martínez Hernández (coord.)
- Cristina García Viguera (coord.)
- Eva Armero Ibañez (coord.)
- Manuel Tornel Martínez (coord.)
Publisher: Universidad Politécnica de Cartagena
ISBN: 978-84-17853-91-4
Year of publication: 2024
Pages: 10-13
Congress: Workshop on Agri-Food Research for young researchers (13. 2024. Cartagena)
Type: Conference paper
Abstract
The effects of high hydrostatic pressure (HHP) compared to thermal pasteurization (TP)were studied in healthy citrus-maqui beverages. The impact of the processing technologieson the microbiological and phytochemical profile was assessed by applying HHP treatmentat 450 MPa for 180 s, and TP at 85 °C for 15 s. The shelf life was monitored during 90 daysat 4 °C. Both processing technologies ensured microbiological stability throughout thestorage period. Regarding phenolic compounds beverages subjected to HHP preserved theflavonoid content better than thermally-treated, during 90 day-storage period. It could beconcluded that HHP is an effective alternative to thermal treatments, achieving effectivemicrobial inactivation and extending the shelf life of fruit and vegetable-based beverages,by contributing to a better preservation of bioactive compounds.