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Wine 101: The Composition of Wine Part VI: Mineral Elements

Summary by VinePair
After taking a brief detour last week, we’re jumping back into our “Composition of Wine” series to talk about mineral elements. There are three important mineral elements in the Earth that are essential for overall grape vine growth: potassium, calcium, and iron. Potassium actually makes up 1 to 3 percent of a vine’s dry weight, and it ultimately dictates a wine’s pH. Since all wines need some amount of acidity, potassium is often regarded as on…
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VinePair broke the news in on Thursday, July 3, 2025.
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