Health-care canned litchi, and preparation method thereof

The invention discloses a health-care canned litchi. The health-care canned litchi is prepared by steps of performing pretreatment, selecting, grading, washing fruit flesh, loading the washed fruit flesh in cans; heating, exhausting gas, performing sterilization and closing covers by microwave; cooling and the like, by using the materials of, by mass, 45-58% of litchi, 40%-55% of sugar juice, 0.5-2% of Chinese herbal medicine extract and 0.1-0.6% of citric acid. The health-care canned litchi solves the problems that the litchi easily causes fire if you eat too many; and the prepared canned litchi has a unique flavor, is moderate in sweetness and sourness and rich in nutrition, has the health-care effects for tonifying lung and soothing heart, invigorating spleen and stimulating appetite, and clearing heat and reducing the fire. In the method, the microwave is used to perform sterilization, exhaust the gas and close the covers. Compared with a conventional heating and sterilizing process, the microwave has the advantages of fast heating speed and short acting time, so that the color and flavor of the canned litchi can be retained relatively well, the canned litchi has long storage time and is not easy to brown.