Life belly button is relatively dirty, you can clean, cleaning methods: 1, choose to take a bath, with the help of bath water rinse for a while, so that the belly button dirt softened, with a cotton swab dipped in some water, gently wipe the navel, and then rinse away the dirt with clean water, can prevent the growth of germs. 2, clean up the belly button dirt, found that the navel has a bad smell, do not worry too much, you can take a shower, wipe clean The belly button, the external use of appropriate purple salve applied to the navel and navel around, clean up the belly button dirt, do not be too strong, or it is easy to rub the surface of the belly button skin, causing infection around the navel. 3, the belly button pain, infection, pus, to timely anti-inflammatory, disinfection, go to the hospital to find a doctor to prescribe medical iodine disinfection, in the short term do not navel in water, generally about 3-7 days to return to normal.