The glans appears white tofu scum roughly to consider two causes, one is the physiological factors, a pathological factors. Physiological factors are mostly seen in the circumcision. In the coronal groove of the penis is distributed in a certain sebaceous glands, can secrete oily substances, plus from the foreskin and glans mucosa off the cells and may exist on the foreign body gradually accumulate, if usually do not do self-cleaning, it can become flakes or small pieces of white tofu sludge-like material paste or storage in the coronal groove and glans. Physiological factors can be by frequent bathing or washing the lower body, white tofu scum-like things will be cleaned off, do not use alkaline detergent when cleaning. Pathological factors mainly refer to glansitis, which is commonly caused by infections of pathogenic microorganisms (such as E. coli, Candida, Mycoplasma, Chlamydia, Trichomonas, etc.) caused by unclean sexual intercourse or circumcision. For these factors in addition to self-cleaning should be done, should also do targeted treatment, such as fungal infections can use antifungal ointment, trichomonas infection caused by the use of metronidazole, etc.. If the foreskin is too long, you can do circumcision treatment. You should pay attention to changing your underwear regularly, and your underwear should be loose and breathable, avoid spicy and stimulating foods, and stop smoking and drinking to avoid aggravating your condition. Once you find the glans or foreskin with tofu-like things accumulating, it is best to go to the hospital for a checkup to clarify the cause and then do targeted treatment.