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Potential Alcohol (Pre-Ferment)

Predict the final alcohol content of your wine before fermentation begins. Based on the Duncan & Acton method from Progressive Winemaking.

Typical: 0.994–1.000

Default: 0.007

Potential ABV
Simple ABV
SG (calc)
°Brix
💡 DSOS (Dissolved Solids Other than Sugar) accounts for non-sugar solids that contribute to gravity. The default of 0.007 works well for most fruit wines. If you know the typical DSOS for your wine style, dial it in for more accurate predictions.