Could be: Tannic acid is an astringent that will help stop oral bleeding. An ingredient of tea, it can be helpful on occasion to bite on a teabag after an extraction to stop minor residual bleeding. Once the benefits of scaling are achieved, the bleeding and need for an astringent should disappear.
Answered 4/20/2014
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Worth Trying: Tannic acid is helpful in stopping bleeding. If you notice bleeding after scaling, then it might be helpful.
Answered 9/28/2016
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Won't hurt: Tannic acid is used to control bleeding. There is tannic acid in tea. Some eastern medicine believe green tea is antibacterial. Plus antioxidants. At worst you may get a little staining.
Answered 10/4/2016
5.4k views
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