Ayurveda - Effect of Six Tastes: Sour

Taste:	Sour (Earth + Fire)
Property	Heating
Source/Example	Yogurt, vinegar, Cheese, sour cream, Green Grapes, Lemon (and other Citrus fruits), Hibiscus, Rose Hips, Tamarind, Pickles, Miso (fermented soybean paste) and in herbs such as Caraway, Coriander, and Cloves.
Effect on Tridosha	Decreases Vata	Increases Pitta	Increases Kapha
Actions	Creates a feeling of adventurousness. Adds deliciousness to food. Stimulates Appetite & Sharpens the mind. Strengthens the sense organs. Causes secretions & salivation. Is Light, Hot & Unctuous. Good for the heart, digestion and assimilation. Helps dispel gas.
Disorders	Increases thirst, Sensitivity of teeth, Closure of eyes, Liquefaction of kapha, Toxicosis of blood, Edema, Ulceration, Heartburn & Acidity. You become weak and giddy. It also may cause itching and irritation, thirst, and blood toxicity.