Patients with vitreous clouding can improve their vision by consuming iodine-containing foods in moderation or taking lecithin complex iodine tablets and other medications as prescribed by the doctor. 1. Foods containing more iodine: Foods containing more iodine, such as kelp, nori and jellyfish, can promote vitreous metabolism, thus improving the state of vitreous clouding and visual acuity. Patients should pay attention to the right amount of food, avoid excessive consumption, which may lead to hypothyroidism. 2. Drugs: patients with vitreous clouding can also use lecithin complexed iodine tablets and other medications as prescribed by the doctor to promote the absorption of vitreous clouding and improve the patient’s vision. Iodine allergy should be prohibited from using the drug, patients may use the drug after gastrointestinal discomfort, skin rash and other adverse reactions. It is recommended that patients with obvious symptoms of vitreous clouding should consult a doctor in time to evaluate their condition and follow the doctor’s instructions for treatment.