Coffee can contribute to external tooth staining. The American Dental Association identifies pigmented drinks among the causes of colour deposited on tooth surfaces, while also noting that tooth colour can change for other reasons. A yellow or darker appearance should therefore not automatically be blamed on coffee alone or treated as proof of poor dental health.
CoffeeBox's article raises practical questions about daily habits, but coffee origin, roast colour or adding milk cannot reliably predict an individual's staining outcome. Keep routine oral care and dental assessment separate from promises that a particular coffee choice will prevent discolouration. A dental professional can distinguish surface staining from other causes and discuss suitable cleaning or whitening options.
Avoid improvising whitening treatments from acidic kitchen ingredients or abrasive scrubs. ADA guidance warns that such methods can damage enamel and lack reliable evidence of benefit. Follow suitable oral-care product directions and ask a dentist about persistent or unexplained colour changes. This is general information, not an individual diagnosis or a claim that a drink recipe replaces dental care.

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