 Preparation and Ingestion of coffee: was utilized one caffeinated and decaffeinated coffee São Braz, Cabedelo, Brazil with one same serial number. Caffeinated and decaffeinated coffee had 1,2 and 0,3 of caffeine, respectively, in your composition. The method adopted to the preparation of caffeinated or decaffeinated coffee was previously utilized for Nóbrega et al. 15. Were prepared with addition of 40g coffee powder to each 500 ml of heated water during five minutes, limited by beginning of boil. Thus, the volume of 500 ml of coffee had one concentration of 480 mg of caffeine. Considering each tea-cup ingested had one volume of 150 ml, so one, two and three tea-cups with coffee had respectively 144 mg, 288 mg and 432 mg of caffeine. Three tea-cups of decaffeinated coffee were 108 mg of caffeine. The doses of caffeinated or decaffeinated coffee were sweetened with sugar Alegre, Mamanguape, Brazil. The coffee was strained with filters paper Mellita, Minden, Alemanha. To ensure the accuracy of volume intake by volunteers at all time was utilized one dosing tea-cup previously calibrated to volume of one tea-cup 150 ml. The intake coffee was performed on first 30 minutes of period recovery, each 10 minutes. During moment of ingestion, volunteers stay seated and was stipulated a deadline of five minutes to intake the coffee. 