Study on the color effects of (-)-epigallocatechin-3-gallate under different pH and temperatures in a model beverage system

JQ Wang, YQ Fu, D Granato, P Yu, JF Yin, L Zeng… - Food Control, 2022 - Elsevier
… be due to the complexity and instability of the key coloring … the most abundant and important
catechin found in Camellia … Table S3 contains the kinetic parameters such as equilibrium …

A study of catechin photostability using photolytic processing

JMP Yuann, SY Lee, MJ Yang, ST Huang, CW Cheng… - Processes, 2021 - mdpi.com
study, we determined the mechanism for photosensitivity in catechin, based on the instability
of catechin… conditions, as the temperature increases, catechin undergoes esterification with …

Natural polymeric compound based on high thermal stability catechin from green tea

M Latos-Brozio, A Masek - Biomolecules, 2020 - mdpi.com
… As indicated by the polymerization kinetics, the catechin’s … buffer pH 7 were close to the
oxidation temperature of (+)-catechin, while oxidation temperatures of polymeric catechins

Microencapsulation of catechin using water-in-oil-in-water (W1/O/W2) double emulsions: Study of release kinetics, rheological, and thermodynamic properties

A Snoussi, M Chouaibi, N Bouzouita… - Journal of Molecular …, 2020 - Elsevier
… The aim of this study is thus to control the stability of the double emulsions at the morphological
level … for 60 days of storage at different temperatures (5 C, refrigerated temperature, 25 C, …

[HTML][HTML] The effect of natural antioxidants, pH, and green solvents upon catechins stability during ultrasonic extraction from green tea leaves (Camellia sinensis)

R Ahmad, M Aldholmi, A Alqathama, E Althomali… - Ultrasonics …, 2023 - Elsevier
… a marker of green tea catechins in kinetic and stability studies. … studies have investigated
the effect of antioxidants, pH and temperature on the degradation and stability of tea catechins, …

Effects of different concentrations of ascorbic acid on the stability of (+)–Catechin under enzymatic conditions

C Li, X Ding, J Li, S Yan - Food Chemistry, 2023 - Elsevier
… under high temperature conditions follows a first-order kinetic … Cat concentration can be
expressed by the first-order kinetic … t and C 0 are the concentrations of catechins at time t and 0, …

Assessment of the stability of compounds belonging to neglected phenolic classes and flavonoid sub-classes using reaction kinetic modeling

D de Beer, T Beelders, C Human… - Critical Reviews in Food …, 2023 - Taylor & Francis
temperatures are evaluated in a kinetic study, the dependence of the degradation rate on
temperature … Among the kinetic studies examined in this review, some trends were observed …

The effect of pressure on the kinetics of polyphenolics degradation–Implications to hyperbaric storage using Epigallocatechin-gallate as a model

H Shkolnikov, V Belochvostov, Z Okun… - Innovative Food Science …, 2020 - Elsevier
effect of pressure on pH is often overlooked in studies, … pH strongly affects flavonoids stability,
and pressure induced … to the expected effect of temperature and pressure on the kinetics of …

Effect of storage temperature on the antioxidant activity and catechins stability of Matcha (Camellia sinensis)

JM Kim, JY Kang, SK Park, HJ Han, KY Lee… - Food science and …, 2020 - Springer
… In a previous study, the decomposition of catechins was reported to degrade more rapidly
with increasing temperature, according to first-order kinetics obtained from green tea treated …

The effect of pressure on degradation kinetics of polyphenols: Impact of polyphenol structure at hyperbaric storage conditions

O Shapira, R Levy, Z Okun, A Shpigelman - Innovative Food Science & …, 2024 - Elsevier
… of catechin stability in this work). However, the TAC by FRAP … at pH 7.0 compared to storage
at an equal temperature under … the first study quantifying the effect of pressure on catechins' …