Franco's Liquor Store on Instagram: "Why Does Wine Taste “High Acid”? Here’s What You Need to Know If you’ve ever heard someone say a wine is ‘high acid,’ here’s the scoop. Acidity is what gives wine that refreshing zing and snap that wakes up your mouth. You usually notice it on the sides of your tongue, and if your mouth waters after a sip, that’s the acid working its magic. High-acid wines often come from cooler climates. Think about Chardonnay, Riesling, or Nebbiolo when you want something l