Does red wine have acid in it?

Yes, red wine contains acid. The main acids found in red wine are tartaric acid, malic acid, and citric acid. Tartaric acid is the most abundant acid in red wine and is responsible for its tart flavor. Malic acid is also found in red wine and contributes to its acidity and fruitiness. Citric acid is less common in red wine but can add a bright, citrusy flavor. Other acids that may be found in red wine include lactic acid, succinic acid, and acetic acid. These acids play an important role in the flavor, structure, and stability of red wine.