Tip - A 2500 Calorie Diet | LIVESTRONG.COM

A 2,500-calorie diet is appropriate in some cases. In fact, the Dietary Guidelines for Americans, 2010 notes that sedentary men ages 19 to 30, moderately active men ages 31 to 50, and active adult men over age 50 often require about 2,500 calories a day to maintain a healthy body weight. Very active women may also need 2,500 calories daily. While...