What cause black gums mines not black it like a light brown so how can it b com clear/white?

I NO A FRIEND THAT HAVE BLACK GUMS IT LOOK NASTYWhat cause black gums mines not black it like a light brown so how can it b com clear/white?
Black/brown tinting in the gum tissues of dark skinned people is a variation of normal, and is called racial pigmentation. it is very common, and no amount of brushing the teeth or gums will change it.What cause black gums mines not black it like a light brown so how can it b com clear/white?
Brush your gums, floss, brush your teeth ... don't smoke....

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