You would replace your scoby after a week of fermenting successfully, with champagne or ale yeast to ferment another week. This increases the alcohol content. But you have to get your booch right first. Have you been able to troubleshoot it?

You would replace your scoby after a week of fermenting successfully, with champagne or ale yeast to ferment another week. This increases the alcohol content. But you have to get your booch right first.

You would replace your scoby after a week of fermenting, with champagne or ale yeast to increase alcohol content. But this you would do after fermenting your tea into kombucha successfully.