Child gum blackening

Gingival tissue is generally pink, there is a certain toughness, black gums of children some is a normal phenomenon, gums contain a melanin cells, and normal people some black and some white, belong to a physiological phenomenon. Some are related to lead poisoning in the body, the need for trace element detection. There are also some baby gums blackened due to traumatic factors, such as pencils or sharp instruments, need to disinfect the gums, you can use water gargle, or iodine glycerin coating, improve the state of the gums.