1. After the bamboo fungus has been stored for one year, it is normal for it to turn yellow and you can eat it with confidence. Under normal circumstances, the yellowing of bamboo fungus is caused by the reaction between the polysaccharides in the bamboo fungus and oxygen. There will be some changes in appearance, but it will not affect its quality and taste.

2. The yellowing of bamboo fungus is caused by exposure to oxygen in the air. If the bamboo fungus itself has no peculiar smell and has not expired, it can be eaten normally.

3. There are two types of bamboo fungus, one is dried bamboo fungus, and the other is fresh bamboo fungus. Fresh bamboo fungus is white and will change color over time. Naturally dried or dried bamboo fungus will gradually change color, but this will not affect the quality and taste, it is just not as deep as the previous bamboo fungus.

4. If you want to store bamboo fungus, it is recommended to put it in a vacuum environment. If it is in bulk, it is recommended to put it directly under the sun. Drying in the sun is mainly able to effectively remove the moisture in the bamboo fungus. Prevent the occurrence of mildew.