01/16/2009 Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S658-659; text as passed Senate: CR S658-659; text of measure as introduced: CR S656) (All Actions)
Coffee and Tea Effects on Teeth. Coffee and tea are especially tough on teeth, because tannic acid scrapes into the pits and grooves of tooth enamel and can stain teeth. The amount of coffee a person consumes daily does affect the color of their teeth.
Does coffee deplete vitamin D? Caffeine has been shown to negatively affect the efficiency in which the body metabolizes Vitamin D. While the caffeine does not actually deplete the body's store of vitamin Dâ¦ the presence of caffeine will slightly deplete the amount of vitamin D the body is able to metabolize.