Glycemic index of silver fungus is lower than 55. Silver fungus belongs to low glycemic index food, which is rich in amino acids and relatively low in sugar. After eating silver fungus, the sugar in silver fungus will not be absorbed by the body immediately. However, when boiling the fungus, if you add too much icing sugar and other foods with high sugar content, it will make the body’s blood sugar level rise. Therefore, patients with high blood sugar or diabetes can eat ginkgo in moderation, but avoid adding sugar. Silver fungus is also rich in dietary fiber, which can promote gastrointestinal tract peristalsis. However, silver fungus is not recommended to be eaten with iron-containing foods, such as spinach, egg yolks, etc. It is also not recommended to be eaten with tetracycline drugs, which may affect the efficacy of the drug or produce adverse effects. More food knowledge of healthy eating, can consult a professional nutritionist, under the guidance of the doctor reasonable diet.