According to 39 Health Network, Gao Liang and Zongzi are not cold foods. Highlight is a cake processed by cooling, usually with sugar or other sweeteners, which belongs to cold food or cold food. Zongzi is a glutinous rice food, usually filled with bean paste, salted egg yolk or meat, then wrapped with bamboo leaves or lotus leaves, and finally steamed or boiled. Although some cold ingredients, such as lotus leaves, are sometimes added in the process of making Gao Liang and Zongzi, it cannot be said that they are cold foods themselves.

Diet and health should first talk about "sex". "Sex" (or "Qi") means that food has different properties such as cold, cool, warm and hot, which is called "four natures" or "four qi" in Chinese medicine. Cold or cold food suitable for febrile constitution and diseases belongs to cold or cold food.