2. Generally, the shelf life of unopened Ejiao is about 5 years. If the Ejiao cake in the refrigerator at home is unopened, the shelf life is less than 5 years, and you can continue to eat it. Don't worry too much, this kind of donkey-hide gelatin cake will have better nourishing effect if it is kept for a long time.

3. However, if the Ejiao cake that has been in the refrigerator for several years has been opened before, it is not recommended to continue eating it. Because Ejiao cake is slowly lost in the process of placing, and it is possible to breed bacteria.