Brewing Kombucha is simple but it is still a science. This kit has all the things you’ll need to make that science easy, like our adhesive thermometer strips and acid-range pH strips. What does pH have to do with brewing Jun kombucha? Safety! Providing the proper environment for your kombucha is critical for the health and longevity of your kombucha culture. SCOBY’s are acid-tolerant, while unwanted, harmful bacteria are not. With this kit, you can safely brew your kombucha with peace of mind.