Earl Grey black tea due to the addition of bergamot peel extract oil, in the taste of the citrus peel flavor, and the feeling of spicy throat.

Black tea in English, black tea, black tea in the processing of tea polyphenol enzymatic oxidation as the center of the chemical reaction, the composition of the fresh leaf changes, the tea polyphenol to reduce more than 90%, resulting in theaflavin, thearubigin, and other new components and aroma substances, with red tea, red soup, red leaves, sweet and mellow flavor characteristics. Black tea varieties to Keemun black tea is more famous.