By Malvina Demaj Last Updated: Mar 6, 2026

pH

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DEFINITION

pH

The pH of wine is the measure of its total acidity (hydrogen ion concentration), typically ranging from 2.9 to 4.0 in most wines. Low pH wines will taste tart and crisp and they are more resistant to microbial spoilage, while wines with a higher pH tend to have a softer or “flabby” mouthfeel. Most white wines have a pH between 3.0 and 3.4, while red wines range from 3.3 to 3.6.

Did you know? The lower the pH value, the higher the wine's acidity. A wine with a pH of 3.0 is ten times more acidic than a wine with a 4.0 pH.

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