Genetics is the most common cause for darker pigmentations in the gums.Melanin, a natural skin pigment is the responsible for giving the pigmentation to different tissues in the body including the gums. Excess of melanin can result in a brown or black look instead of pink. This extra pigmentation is not an indication of a disease or dysfunction. Some patients may look for periodontist to treat this condition based on an aesthetic preference and to address their confidence and self-esteem. This technique is also known as gum bleaching is performed by minimally invasive procedures that can restore your confidence as well as pink gum tissue.