1. If it is high-quality dried bird's nest, the shelf life is generally about three years. However, this period is not 100% accurate, because there are two kinds, one is retail and the other is wholesale. There is a difference in the dryness of these two kinds of bird's nest. The retail model is drier and has a longer shelf life.

2. If it is wet bird's nest, its preservation time is relatively short, usually around seven days.

3. If it is stewed bird's nest, it is recommended not to leave it for too long, because the nutrients contained in it are water-soluble, which will deteriorate or release nutrients if it is left for too long. Therefore, it is suggested that this type of bird's nest should not be stored for more than three days.

4. If it is an instant bird's nest, the shelf life is generally around 18 months, but it depends on its processing technology and materials. 1. If it is high-quality dried bird's nest, the shelf life is generally about three years. However, this period is not 100% accurate, because there are two kinds, one is retail and the other is wholesale. There is a difference in the dryness of these two kinds of bird's nest. The retail model is drier and has a longer shelf life.