Dry and flaky testicles can be caused by dermatitis, dietary problems, fungal infections, testicular eczema, allergies, and so on. 1. It may be caused by various kinds of dermatitis, and dietary deficiency of vitamin B also has a big role to play, which mainly manifests itself as painful and itchy, and localized flushing and other symptoms. 2. When there is a fungal infection, the testicles may also have dry skin, which may be accompanied by the appearance of pimples and blisters. 3. when the patient may have testicular eczema, it may also lead to the appearance of this phenomenon, most of which is due to the peeling of the skin due to factors such as sweat and stains. 4. Allergies due to friction damage to the skin, infection by pathogenic bacteria, and contact with sensitive substances. In this case, due to infection, allergy, itching and scratching, can also lead to epithelial cell detachment and necrosis and present as peeling phenomenon. Patients are advised to visit the urology department of the hospital as soon as possible to clarify which factors should be identified before deciding on the next treatment plan. Normally, the diet should avoid re-exposure to sensitive substances. You can eat more fresh fruits and vegetables, try not to eat too spicy and stimulating food. The scrotum can be cleaned with water every day, and the surface of the testicles can also be rubbed with some mild moisturizers to protect the scrotal skin.