White pupil crystals in dogs may be caused by genetics, cataracts and other diseases. Severe cases can lead to blindness in the dog's eyes. After the owner finds out, he should immediately send the dog to the pet hospital for examination to confirm the cause and actively cooperate with treatment. Do not do it yourself Indiscriminate use of drugs can prevent the dog's life from being in danger. During this period, adjust the dog's diet and try to feed some light and easy-to-digest food, which is beneficial to the dog's health.