FoodYinYang can display the food property and the nutritional information of more than on thousand food items. The food property (Warm or Cold) is based on an ancient eastern medicine. The ancient Eastern medicine practitioners believed that most foods are either Warm or Cold (Yin or Yang). Based on this belief, a balanced healthy diet would consist of both Warm and Cold foods. The practitioners often used Cold foods to offset the warming effects and Warm foods to offset the cooling effects in their patients.