Fresh Guava, as well as beverages, jams, and other meals, are popular. The leaf and the fruit, among other parts of the plant, are used as medicines. Guava leaf is used to treat stomach and intestinal problems, as well as discomfort, diabetes, and wound healing. High blood pressure is treated with this fruit. Fresh Guava has long been used as a folk cure for a variety of diseases. Chemicals found in guava leaf extract may help with a variety of ailments and symptoms, including menstrual cramps, diarrhea, the flu, type 2 diabetes, and cancer.