1. Patients with severe gastrointestinal diseases are prone to diarrhea, gastrointestinal cramps and other discomforts because bamboo shoots contain a lot of crude fiber and are difficult to digest. Therefore, it is not advisable to eat dried bamboo shoots.

2. People suffering from urinary calculi should not eat oxalate in bamboo shoots because it is easy to combine with calcium in other foods to form insoluble calcium oxalate, which will aggravate the condition.

3. People with autoimmune diseases, dermatitis and allergies should not eat dried bamboo shoots because they are prone to get angry, produce phlegm, get sore and be allergic.

4. Children in development period should not eat oxalic acid in dried bamboo shoots because it affects children's absorption of calcium.