Tea extract
AssigneeKao Corporation
InventorsHitoshi Sato, Hideaki Ueoka, Keiji Shibata
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Abstract
This invention relates to a tea extract, which is reduced in bitterness, sourness and coarse taste, has a good affinity with various beverages, and contains non-polymer catechins that are highly stable in a sterilized beverage to which the tea extract is added. A purified tea extract, including: (1) non-polymer catechins (a) in a solid content accounting for from 45 to 90 wt. %; (2) a percentage of gallate body in the non-polymer catechins being from 0.001 to 47 wt. %; and (3) a weight ratio of a gallic acid/the non-polymer catechins being not greater than 0.3.
Claims19
A purified tea extract, comprising non-polymer catechins;
- wherein
- a content of the non-polymer catechins in a solid content of the purified tea extract is from 45 to 90 wt. %,
- percent by weight of gallate body in the non-polymer catechins is from 0.001 to 35 wt. %, and
- a weight ratio of gallic acid/non-polymer catechins is not greater than 0.07.
Dependencies are inferred from the claim text.