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Calculate the calories you consume daily by measuring portions, reading labels and adding it all together. The amount of calories you need varies by your age, height, weight and nutritional needs.


According to WebMD, the number of calories a person should consume per day ranges from 1,800 to 3,000 calories, based on age, gender and daily activities. In general, men require more calories than women due to their larger size.


Mayo Clinic explains the number of calories an individual needs to eat per day varies based on body size and composition, gender, age and physical activity levels. Each person needs to first discover his basal metabolic rate to configure his optimal daily caloric needs.


A person should take in an average of 2000 calories each day. However, the exact amount of calorie intake for a body varies by age, height, weight, level of activity and gender.


The recommended daily calorie limit for men ages 19 and above is between 2,000 and 3,000 calories depending on age and activity level, according to WebMD. The absolute minimum daily amount needed by a man is 1,500 calories, explains About.com.


According to the United States Department of Agriculture, the average adult age 19 and above should consume between 1,600 and 2,400 calories per day. This number varies based on both gender and age group.


Subtracting 500 to 1,000 calories from required calories per day indicates how many calories to consume to lose 1 to 2 pounds per week. One needs to consume 3,500 less per week to lose 1 pound or 7,000 less per week to lose 2 pounds.