Can crabs and dried persimmons be eaten together?
Generally, crabs and dried persimmons can be consumed together in small amounts, but it is not recommended to eat them excessively at the same time, especially for individuals with sensitive gastrointestinal systems who should proceed with caution. The detailed analysis is as follows:

Crabs are high-protein seafood rich in high-quality protein and minerals, while dried persimmons are made from dehydrated fresh persimmons and contain dietary fiber, vitamins, and sugars. There is no direct incompatibility between these two foods, and consuming them together in small quantities will not produce toxic or harmful substances. However, crabs are considered "cold" in nature according to traditional beliefs, and dried persimmons contain relatively high levels of tannic acid. When consumed excessively together, tannic acid may bind with the proteins in crab meat, increasing the digestive burden on the gastrointestinal tract and potentially causing discomfort such as bloating or diarrhea.
In addition, neither crabs nor dried persimmons should be eaten on an empty stomach. Eating crabs when fasting may irritate the gastrointestinal mucosa, while consuming dried persimmons on an empty stomach may trigger acid reflux due to the tannic acid content. Particularly for individuals with spleen and stomach deficiency-cold patterns, excessive intake of cold-natured foods and those high in tannic acid increases the risk of gastrointestinal discomfort, so special attention should be paid to controlling portion sizes.
In daily life, when consuming seafood and fruit products, one should pay attention to proper proportions and portion control. It's best to choose fresh ingredients and avoid ingesting large amounts of hard-to-digest components at once. Developing a habit of balanced eating is key to maintaining good gastrointestinal health.