Kombucha tea is a fermented beverage made by adding a SCOBY (symbiotic culture of bacteria and yeast) to sweetened tea

https://www.mediafire.com/file/u7p7ye4umcbenej/pdf-38443-45412.pdf/file

Kombucha tea is a fermented beverage made by adding a SCOBY (symbiotic culture of bacteria and yeast) to sweetened tea, resulting in a fizzy and tangy drink