One particular characteristic of wines you'll hear talked about often is its tannins. Tannins are astringent, bitter compounds that naturally occur in plants and deter animals from eating them.

Though Cabernet Franc and Cabernet Sauvignon share similar names and qualities, these red grape varieties have distinct ...

They do! Tannins occur naturally in grape skins, seeds and stems. They’re also present in the oak barrels used to age many wines, including some whites. White wines, overall, have significantly less ...