The average moderately active woman needs about 1,800-2,200 calories per day to maintain weight. However, this varies significantly based on height, weight, age, and activity level. Use this calculator for a personalized estimate.

Generally yes, because women tend to have lower muscle mass and smaller frames, resulting in lower BMR. However, tall, active, or muscular women may need as many or more calories than a sedentary man. Individual calculations matter more than gender generalizations.

Calorie needs can fluctuate by 100-300 calories across the menstrual cycle. The luteal phase (after ovulation) tends to increase metabolic rate and hunger. Some women benefit from eating slightly more during this phase and slightly less during the follicular phase.