Here’s a handy tool to help you calculate the ingredients needed for a precise batch of kombucha! For a lot more info about kombucha making, be sure to read All About Kombucha!
Author and founder of Fermenters Club. I’ve been fermenting food for 14 years.
In 2024, I published my first book, Fearless Fermenting.
When not stuffing things into jars, I enjoy permaculture gardening, cooking, yoga, writing, and studying cosmology and esoteric traditions.


really handy, thank you for making this, I populated a spreadsheet using it for the cookbook
where is the calculator?
Sometimes the calculator doesn’t show up properly. Try refreshing the page, or clearing the browser cache/cookies. If that doesn’t work, you can try it on another web browser. Hope that helps!
Great, great, great!