Brewing Yeast And Fermentation ★ Trusted

: The yeast population explodes, rapidly consuming sugars and producing the bulk of the beer’s alcohol and CO2.

: As sugar levels decline, yeast activity slows. During this time, healthy yeast can "clean up" undesirable byproducts like diacetyl, which can otherwise cause off-flavors. Brewing yeast and fermentation

Fermentation typically unfolds in a consistent biological progression: : The yeast population explodes, rapidly consuming sugars