The glans a day or two without washing a layer of white, there may be normal secretions or candida glans, urethritis and other reasons. 1. Normal secretions: the dirt secreted by the foreskin is too long, the penis in the state of sexual excitement or sexual life stimulation secreted by the prostate fluid, semen, etc., may lead to the glans a day or two without washing a layer of white. 2. Candida glans: mainly caused by Candida infection disease, will cause the skin mucosa with erosion, oozing, pimples, itching and other symptoms, may lead to the glans a day or two without washing a layer of white. 3. Urethritis: external pathogenic bacteria infection caused by urethral inflammatory reaction, urethral secretion increase, may also cause the glans a day or two without washing a layer of white. The glans is not a day or two without washing a layer of white, there may be other reasons, it is recommended to go to the hospital in a timely manner to check, clear the cause of the disease.