Related allusions of rock sugar tremella

There used to be a summer tonic in old Beijing called "rock sugar tremella lotus seed soup". According to historical records, Beijingers have had the habit of taking this tonic in summer since before the Ming and Qing Dynasties. What benefits does tremella have to human body? What role can a regular diet play? With these questions, let's take a look at the explanation and evaluation of tremella in relevant medical literature and diet books. Generally, it can be summarized in three aspects: efficacy, function and nutritional value. Let's look at it one by one.