First clinical study: Double-blind placebo and active (caffeine) controlled study to examine the effects of the herbal nutritional supplement beverage "WakeUp" on vigilance and function after lunch.
Higher performance on all tests was seen at 30 minutes for WakeUp!® compared to caffeine and placebo (P<0.05 for all), [MWS1] however, after 120 minutes WakeUp!® performance remained high compared to placebo, but caffeine performance decreased significantly on all tests compared to WakeUp!® (all p<0.05) There were no differences in heart rate or blood pressure for WakeUp!® consumption.
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