Homemade honey lemon tea is very suitable for travel and economical. Ye Song, chief physician of the Department of Gastroenterology, Hubei Provincial Hospital of Traditional Chinese Medicine, introduced that lemon is one of the fruits with the most medicinal value. Rich in vitamin C, citric acid, malic acid, high in sodium and low in potassium, it has the effects of promoting fluid production to stop diarrhea, dispelling summer heat, invigorating stomach, eliminating toxins produced by cell metabolism, eliminating dizziness and fatigue, and cleaning intestines. Honey has the effects of clearing away heat and toxic materials and moistening dryness, which can alleviate the common phenomena such as dry skin, sore throat and constipation during travel. In addition, honey is a very good energy supplement, which has a significant effect on relieving travel fatigue.