How much alcohol is naturally produced when making wine?

During the fermentation process of winemaking, yeast converts sugars in the Grape Juice into alcohol and carbon dioxide. Typically, this results in an alcohol content ranging from about 8% to 15% by volume, depending on factors such as grape variety, sugar content, and fermentation conditions. The specific amount of alcohol produced can vary significantly based on these variables, but it is a natural byproduct of the fermentation process.