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What Are Tannins?
Tannins; the same natural chemical found in tree bark, wood, tea, and used in the tanning process on animal hides therefore turning them into leather, is the same as what’s in your glass of Cabernet. Tannic acid reacts with proteins in your mouth giving you that astringent-type feeling, that almost puckery-type sensation. If you’ve ever watch someone tasting a heavily tannic wine, such as Napa Cabernet or Italian Barolo, note that their facial expressions would…