Table 1.

Properties of soft drinks

	Diet	Sucrose	HFCS
Osmolality, mosmol/kg
Fresh	69 (4)	741 (3)	861 (2)
24-h decarbonated	61 (2)	738 (3)	850 (2)
48-h decarbonated	59 (2)	730 (2)	846 (2)
Total energy, kcal	5	240	240
Sugar, g	<1	62	65
Sodium, mg	70	92	85
Caffeine, mg	76	76	77

Data are presented as mean (SD). Soft drinks were matched for caffeine content and taste and were either artificially sweetened (Diet, diet Mountain Dew), sucrose-sweetened (Sucrose, Mountain Dew Throwback), or sweetened with high-fructose corn syrup (HFCS, regular Mountain Dew). Drink values per 500 mL. Data from Chapman et al. (12).