What You Need to Know
Heat causes terpenes, phenolics, and other lipophilic aromatics to solubilize and diffuse into the liquid. At 70–90 °C extraction is maximized, but temperatures above 100 °C volatilize aromatics and promote oxidation. Prolonged heating beyond 45 min releases tannins, imparting bitterness.
The Science
Primary Reaction
Extraction of lipophilic flavor compounds via heat‑induced solubilization and diffusion