A preservative and flavouring system for tea based beverages. The system contains a tea extract, an antimicrobially active amount of cinnamic acid or an acidic derivative thereof and an acidulant in an amount that maintains the pH of the beverage below pH 4.5. The system preferably includes an additional preservative such as a weak acid preservative. It can be used to prepare an ambient-stable tea based beverage and is suitable for cold filling.

Title
Preservative and flavouring system for beverage based on cinnamic acid or its derivs.
Application Number
98810429
Publication Number
1276702
Application Date
October 7, 1998
Publication Date
December 13, 2000
Inventor
M Stratford
P A Anslow
Agent
lu xinhua
Assignee
Unilever
IPC
A23L 02/44
A23F 03/40
A23F 03/16