What is the role of tannins in red wine production and how are they extracted?

The role of tannins in red wine production is multifaceted, contributing to the wine's structure, mouthfeel, color stability, and aging potential. Tannins are a group of naturally occurring polyphenols found in grape skins, seeds, and stems. They impart a characteristic astringency or bitterness to the wine, contributing to its perceived dryness and texture. Tannins also play a crucial role in color stabilization by binding to anthocyanins ....