Can eating sugarcane cause internal heat (fire)?

Generally speaking, eating sugarcane does not cause "heatiness," but it should be consumed in moderation. The detailed explanation is as follows:

From the perspective of Traditional Chinese Medicine (TCM), sugarcane has a sweet and cold nature, and possesses effects of clearing heat, promoting body fluid production, moistening dryness, and detoxification. Due to its cooling properties, sugarcane can help neutralize internal heat, thus not causing "heatiness." On the contrary, it may help relieve symptoms caused by internal heat, such as dry mouth, sore throat, and swollen throat. Moreover, sugarcane contains abundant water, sugars, vitamins, minerals, and other nutrients that play a role in maintaining normal physiological functions and enhancing immunity. For instance, the water and sugar content in sugarcane can quickly supply energy and hydration, alleviating physical discomfort caused by dehydration or fatigue. In addition, sugarcane contains dietary fiber and pectin, which can stimulate intestinal motility, aid digestion, prevent constipation and other intestinal issues, thereby helping maintain the body's balance. However, it should be noted that sugarcane is rich in carbohydrates; excessive consumption may lead to elevated blood sugar levels or obesity. For individuals with a naturally "hot" constitution or poor digestive function, overeating sugarcane may result in accumulation of damp-heat in the body, leading to "heatiness" symptoms such as mouth ulcers or dry, hard stools.

In daily life, it is important to maintain a balanced diet and consume adequate amounts of vitamins and protein—such as from broccoli and eggs—which helps strengthen the immune system and promote overall health.