Cooling food helps to clear heat, toxins in our body, nourishes yin and cool the blood. They are suitable for people who have excessive of yang in their body. Symptoms of excessive of yang or yin deficiency are body feeling hot, excessive perspiration, thrist, constipation, anxiety, red eyes and red face, headache , sore throat, red tongue or dark or yellow urine. However, overdose of cooling food may leads to loose stools , limp knees and back ache and constantly catching a cold with clear and watery mucus. Hence please take these food in moderation.

《中医 中药》

寒凉的食物能够滋阴，清热，泻火，凉血，解毒。适合于阳气过盛或阴虚的人士。阳气过盛或阴虚的症状有，身热，汗多，口渴，心急，面红，头痛，眼红，咽喉疼痛，舌红，尿深黄。但是要提醒大家，过量服用寒凉的食物会导致大便稀溏，腰膝酸软，容易感冒，流清/水样鼻涕。因此进食时要适量。