1, the imperial dish is also called Chrysanthemum morifolium, which contains more oxalic acid. The incidence of oxalate stones accounts for the vast majority of urolithiasis, so it is required to limit the intake of foods with high oxalic acid, high glycolic acid and high calcium.

2. Saussurea involucrata is a kind of wild vegetable with rich nutritional value and wide effects. Has the effects of invigorating spleen, nourishing stomach, lowering blood pressure and dredging collaterals. But eating this chrysanthemum has many taboos. Because chrysanthemum itself has the effect of moistening intestines and relaxing bowels, it is not recommended for patients with diarrhea caused by kidney-yang deficiency to eat too much to prevent diarrhea symptoms from getting worse. Moreover, Artemisia selengensis contains a certain amount of oxalic acid, which is easy to increase the content of uric acid in the body, so patients with gout should use it with caution.