The effect of coffee consumption on appetite is not clear, there are studies that show an effect on the regulation of energy intake, reducing hunger and/or increasing satiety. The purpose of this trial is to evaluate the effect of 6 mg/caffeine/kg of body weight on hunger, satiety, dietary intake, biochemical variables and ghrelin and cholecystokinin concentration in overweight and obese women.
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Change in ghrelin concentration
Timeframe: Baseline, at 30 minutes postprandially, and at 180 minutes postprandially.
Change in cholecystokinin concentration
Timeframe: Baseline, at 30 minutes postprandially, and at 180 minutes postprandially.
Change in dietary intake
Timeframe: Post intervention, the following 24 hours after finishing the intervention
Change in appetite feelings
Timeframe: Baseline and in the following 180 minutes postprandially, measured every 30 minutes.
Change in desire for specific types of food
Timeframe: Baseline and in the following 180 minutes postprandially, measured every 30 minutes.