Astringency is characterized by constriction, drawing together, or drying.

Bitter is disagreeable and stimulating rejection, and a strong taste often associated with black coffee, dark chocolate, and most salad greens. Group: Liver-Gallbladder.

Pungency is characterized by irritation, or sharp, spicy foods that irritate the mouth such as black pepper. Group: Heart-Circulation-Blood.

Salty refers to anything with salt, or high mineral content. Group: Kidney-Bladder-Urinary.

Sour refers to anything fermented or acidic.

Sweet refers to anything builds tissue, including macronutrients such as carbohydrates, proteins and fats.