Well the researchers at Boston University School of Dental Medicine( My school) explored the same question. The study authors are Dr. Nathan Ng, Dr. Raul Garcia and Elizabeth Kaye. This study was published in the Journal of Periodontology in August 2014.
The lead author Dr. Nathan Ng says that they have found that Coffee consumption did not have an adverse effect on periodontal health but instead have protective effect against periodontal disease.
Researchers concluded that Coffee consumption was associated with a small reduction in the number of teeth with periodontal bone loss. The study group was all males, ages 26-84 at the start of the research. About 98% are non-Hispanic white males. The data was collected in the US Department of Veteran Affairs.
This is the first long term study of its kind to explore the association between Coffee drinking and Periodontal disease in Humans as per the Lead author. Researchers suggest more studies in the future with diverse study population.
But Coffee stains our teeth as our teeth have microscopic pits which can hold the food or drinks we consume. On the other side Coffee has numerous good effects on the whole body. Based on the pros and cons, We believe that it is good to drink coffee regularly but Brush and Floss Twice a Day and if needed can use a whitening tooth paste or in home or in office whitening treatment.
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