Is mint cool or hot in nature?
Generally speaking, mint is cool in nature. The detailed analysis is as follows:

From the perspective of traditional Chinese medicine (TCM), mint has a pungent flavor and cool nature, affecting the lung and liver meridians. This property is documented in numerous classical TCM texts. Its cool nature enables it to dispel wind-heat, refresh the head and eyes, and relieve sore throat and skin rashes. It is commonly used to alleviate symptoms caused by wind-heat感冒 such as fever, headache, and sore throat. Additionally, its cooling effect can help relieve discomfort from summer heat and thirst.
The cool nature of mint is also evident in its effects on the body. When consumed or used medicinally, it produces a cooling sensation. For example, drinking mint tea can help reduce internal heat and alleviate symptoms of excessive internal fire. Applying mint leaves externally to the skin can also provide a cooling and itch-relieving effect. However, it should be noted that excessive intake may irritate the gastrointestinal tract in individuals with cold-spleen and stomach deficiency.
When using mint, one should consider their individual constitution. Those with cold-spleen and stomach deficiency or a generally cold constitution should control their intake to avoid excessive consumption of its cooling components, which could lead to gastrointestinal discomfort. If using mint for medicinal purposes, it is advisable to use it under the guidance of a TCM practitioner.