Avoid eating with similar astringent foods, such as pomegranate, spinach containing calcium oxalate, seafood, etc., which may easily lead to calcium or protein deposition and form stones; It is also not recommended to eat with sweets, such as red dates and sweet potatoes, which can easily lead to gastrointestinal stagnation. Persimmon is a kind of astringent food, which contains a lot of nutrients and has the function of moistening intestines and benefiting qi.