New answers tagged additives
Short answers No and No. Although erythritol is an alcohol it does not count against the 'alcohol' tolerance of yeast. When we speak of the alcohol tolerance we are not strictly speaking about all alcohols but Ethanol, Ethyl Alcohol, or drinking alcohol. This is what we refer to when we say yeast is producing alcohol, and what is measured in the ABV on you ...
I generally add 1/4tsp / 5 gallons. 1/4tsp == 1.4 grams so 0.28/gallon. There are a number of factors (ph, white vs red...), but I've used that measurement for years.
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