Persimmons are delicious, but you should pay attention when eating them. Don't eat persimmon on an empty stomach. Because persimmon contains a lot of tannic acid and pectin, they are easy to become lumps of different sizes under the action of gastric acid on an empty stomach; At the same time, don't eat with aquatic products containing a lot of protein, because protein is easy to form stomach persimmon stone under the action of tannic acid; In addition, diabetics should not eat more.

Persimmons and crabs cannot be eaten together. Crabs are rich in protein. When eating persimmon, eat crab. When protein in crab meets tannic acid in persimmon, it will solidify in human stomach and become hard to digest and absorb, leading to abdominal pain, vomiting or diarrhea.

Sweet potato contains a lot of starch. After eating sweet potatoes, a lot of stomach acid will be produced in the stomach. If you eat some persimmons, they will precipitate under the action of stomach acid. When sediments are piled up together, they will form water-insoluble lumps, which are difficult to digest and discharge. People are prone to get stomach stones, and in severe cases, stomach perforation is life-threatening.

Kelp rich in calcium ions can be eaten with persimmon containing a lot of tannic acid. Calcium ions in kelp can combine with tannic acid of persimmon to form insoluble conjugate, which easily affects the digestion and absorption of some nutrients and leads to gastrointestinal discomfort.

Persimmon fruit is often made into fruit after astringency removal. After proper treatment, it can be preserved for several months. If it is frozen, it can be eaten at a low temperature of-10℃ all year round. Persimmons can also be processed into dried persimmons. The fire cakes and soup cakes produced in Yiyang, Yanzhou, wucun and Heze are all persimmon cakes with frost; The "yellow cake" produced in Luoyang and Songshan, Henan Province is very frosty. Sweep the frost off the persimmon, which can be used as a substitute for white sugar.