The use of "gold is not exchanged" mainly lies in its medicinal value. It can be used to stir-fry snails, or cook seafood. It can also be used to add gold and mint to Hakka tea, which can make tea with special fragrance. In addition, it can also be used to add lean meat to cook soup or egg soup, which is very delicious.
However, although "gold is not exchanged" has many uses and delicious food, excessive use may also produce some side effects. Its specific harm may depend on the individual's physique and dosage, so it is necessary to be cautious and follow the doctor's advice when using it.