Chromogenic bacteria may causes stains. So despite cleaning frequently it appears in few weeks. Please check the kind of drinking water, are you the only one or every one in your family or neighbors have this complaint.
Are you on any medication?, are u taking any iron supplements?
Please carefully observe if it's a cavity or a stain. If it's a cavity please get it restored with cosmetic restoration.
Answered2018-04-23 18:23:33
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