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Usual daily intakes of caffeine and caffeinated beverages calculated from eight 24-hour dietary recalls (24HDRs) (n = 258) over 2 menstrual cycles in the BioCycle Study, 2005–2007. One cup = 237 mL. Coffee includes all types but “not lattes or mochas.” Coffee drinks/cocoa includes “latte, cappuccino, mocha, or hot chocolate.” Plus sign, caffeine; square, coffee; triangle, coffee drinks/cocoa; circle, tea; multiplication sign, soda.
