What’s at the bottom of YOUR kombucha bottle?

Recently a friend of mine told me that before she knew me she thought I was “too crunchy” to befriend. “Me? Crunchy?” I said to her. “I wear shoes and deodorant and don’t use Tom’s toothpaste.” “But you drink kombucha, right?” She had me there. But who wouldn’t?! It’s carbonated, full of probiotics, and is…