Sedentary
1,488kcal
140 lb, 5 ft 4 in
Lightly active
1,705kcal
Moderately active
1,922kcal
Very active
2,139kcal
Show the math
BMR = 10 × 63.5 kg + 6.25 × 162.6 cm − 5 × 50 − 161 = 1,240
Calories per day by weight and activity
A 50-year-old woman, 5 ft 4 in tall.
| Weight | Sedentary | Light | Moderate | Very active |
|---|---|---|---|---|
| 120 lb | 1,379 | 1,580 | 1,781 | 1,983 |
| 140 lb | 1,488 | 1,705 | 1,922 | 2,139 |
| 160 lb | 1,597 | 1,830 | 2,063 | 2,296 |
| 180 lb | 1,706 | 1,955 | 2,203 | 2,452 |
| 200 lb | 1,815 | 2,079 | 2,344 | 2,609 |
| 220 lb | 1,923 | 2,204 | 2,484 | 2,765 |
| 240 lb | 2,032 | 2,329 | 2,625 | 2,921 |
| 260 lb | 2,141 | 2,453 | 2,766 | 3,078 |
Calories to lose weight at 50
| Weight | Lose 1 lb/week | Lose 0.5 lb/week |
|---|---|---|
| 120 lb | 1,200 | 1,330 |
| 140 lb | 1,205 | 1,455 |
| 160 lb | 1,330 | 1,580 |
| 180 lb | 1,455 | 1,705 |
| 200 lb | 1,579 | 1,829 |
| 220 lb | 1,704 | 1,954 |
| 240 lb | 1,829 | 2,079 |
| 260 lb | 1,953 | 2,203 |
Lightly active. Never below 1,200 kcal without medical supervision.
How age changes it
Each extra decade lowers resting burn by about 50 calories in the Mifflin-St Jeor equation, all else equal. Muscle matters more: strength training and enough protein help keep your burn up as you age.
How to use it
- Enter your numbers. Switch between US and metric units at any time.
- Results update as you type, and the formula is shown so you can check it.
- Copy the link, save the plan on this device, or print it for your next appointment.
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These are estimates, not a diagnosis. A clinician can account for your health history and medicines.
Nearby ages
Common questions
How many calories should a 50-year-old woman eat?
About 1,488 to 1,922 a day at 140 lb, depending on activity, to maintain weight. Your weight and height shift it; see the table.
How many calories should a 50-year-old woman eat to lose weight?
Roughly 500 fewer than maintenance for about 1 lb a week, for example 1,205 a day at 140 lb if lightly active.