Need a new SCOBY? You're in luck! A Kombucha SCOBY is the living culture that turns sugary tea into probiotic-rich, delicious kombucha and can be used batch after batch. Our Kombucha SCOBY is fully-hydrated and ready to use. It comes packed in enough Kombucha Starter Liquid to start a 1/2 or 1 gallon batch.