Table 5

Acute changes in methylxanthine concentrations after single-dose chocolate intake
Low-flavanol High-flavanol P value of change between treatments
chocolate chocolate
(n = 21) (n = 23)
Theobromine (μg/mL)
0 min (baseline) 0.35 ± 0.37 0.45 ± 0.43 -
180 min 5.47 ± 1.29 6.51 ± 0.80 0.0122
P value (180 vs. 0 min) <0.0001 <0.0001
Theophylline (μg/mL)
0 min (Baseline) 0.07 ± 0.11 0.13 ± 0.18 -
180 min 0.12 ± 0.12 0.18 ± 0.13 0.85
P value (180 vs. 0 min) <0.0001 0.0009
Caffeine (μg/mL)
0 min (Baseline) 0.29 ± 0.46 0.58 ± 0.82 -
180 min 1.07 ± 0.50 1.54 ± 0.67 0.0201
P value (180 vs. 0 min) <0.0001 <0.0001

Values are means ± SD.

Mogollon et al.

Mogollon et al. Nutrition Journal 2013 12:41   doi:10.1186/1475-2891-12-41

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