2. Diabetic patients need selenium supplement. After selenium supplementation, diabetic patients can prevent further damage of insulin cells, improve the function of pancreas, and have a certain control effect on preventing diabetic complications such as cataract and retinopathy.
3. After selenium deficiency, the incidence of myopia, amblyopia and cataract will increase. After human body supplements selenium, the selenium content in retina will increase, the blood circulation of eyes will be improved, and some metabolites of eyes can be decomposed in time, which will help to improve the vision of cataract patients.