The black stuff in the navel is not recommended to be picked off without disinfection and precautions; if it is more and needs to be picked off, it can be done slowly and gently after disinfecting with a cotton swab. Specific instructions are as follows:
The reason for the formation of black things in the navel is mostly due to the fact that the oil secreted inside the navel can not be well discharged, and some of the dust of life mixed, resulting in the formation of localized black blocks. These black things will not cause damage to the human body without removal. Since these black lumps are closely adhered to the skin in the navel, forcibly removing them may cause localized infections.
Therefore, before preparing to remove the black lumps in the belly button, it is best to soften the black lumps in the belly button, usually with special oils. Then the treatment of sterilization is carried out. After cleaning must pay attention to, to prevent bacterial infection, you can use alcohol cotton balls for umbilical filling, to prevent localized belly button infection.