Hello dear, water chestnuts are sweet in taste and cold in nature. They have the functions of clearing away heat, digesting food, sobering up, treating diaphragm, killing malnutrition, reducing copper, removing poison, removing jaundice, and relieving bloating. Vinegar also has the functions of It helps to regulate the acid-base balance in the body, promotes the dissolution of calcium salt stones, softens and expands blood vessels and ureters, and also promotes the discharge of stones. You can just eat water chestnuts and vinegar together. There is no need to soak them together, which will affect the taste.