TDEE for Women Trying to Lose Weight — How to Set Your Calorie Target

The most common mistake in weight loss is picking a calorie target at random — usually some round number like 1,200 or 1,500 calories — with no connection to what the person actually burns. Sometimes it works anyway. More often it's either too restrictive to sustain or not restrictive enough to produce results.

TDEE (Total Daily Energy Expenditure) gives you a real number to work with. It's an estimate of the calories you burn in a day, and it's the foundation for setting a calorie deficit that actually makes sense for your body and activity level.

Calculate your TDEE with the TDEE Calculator, then use this guide to understand how to turn that number into a practical weight loss target.

What TDEE Actually Tells You

TDEE represents your maintenance calories — the number of calories where your weight stays roughly stable. If you eat consistently above this, you gain weight. Consistently below it, you lose weight.

For a 35-year-old woman, 165 cm tall, 72 kg, with a sedentary desk job and light exercise 2–3 times a week, the TDEE might be around 2,000–2,100 calories. For the same woman working a physically active job, it could be 2,500+.

The number varies significantly between people — which is exactly why a generic 1,200-calorie target misses the mark for so many. A woman burning 2,500 calories per day can create a 500-calorie deficit by eating 2,000 and lose weight at a reasonable pace. A woman burning 1,800 calories per day who tries to eat 1,200 is creating a 600-calorie deficit that's aggressive enough to cause fatigue, muscle loss, and hunger that's hard to sustain.

How to Calculate Your Calorie Deficit

The standard recommendation is a deficit of 500 calories per day below TDEE. This produces roughly 0.5 kg (1 lb) of weight loss per week — a rate that's generally sustainable and preserves muscle mass reasonably well.

You can adjust this:

Smaller deficit (250–300 cal/day): Slower loss, easier to sustain, less hunger, better for preserving muscle. Good if you're already relatively lean, have a lot of stress, or are new to tracking.
Standard deficit (500 cal/day): The most common approach. Produces about 0.5 kg/week. Sustainable for most people.
Larger deficit (750–1,000 cal/day): Faster loss but harder to sustain, higher risk of muscle loss, more hunger, and more likely to trigger compensatory behaviors (more sedentary, stronger cravings). Only appropriate for people with significant weight to lose and under some form of guidance.

For most women, the target calorie intake for weight loss ends up somewhere between TDEE minus 300 and TDEE minus 500. Anything below 1,200 calories is generally too low — not because of some arbitrary rule, but because it becomes extremely difficult to meet protein, vitamin, and mineral needs at that level.

Why 1,200 Calories Is Often the Wrong Number

The "1,200 calorie diet" became a cultural fixture, but it's not based on any individual's actual needs. For a woman with a TDEE of 1,800 calories, 1,200 is a 600-calorie deficit — aggressive but not extreme. For a woman with a TDEE of 2,400 calories, 1,200 is a 1,200-calorie deficit — too large to sustain safely without significant muscle loss and metabolic adaptation.

More importantly, 1,200 calories is about as low as you can go while still eating adequate protein and micronutrients. It's a floor, not a target. If your TDEE-based calorie target is 1,600–1,700, there's no benefit to pushing further to 1,200 — you'll just be hungrier, more fatigued, and more likely to give up.

Protein Targets for Women Losing Weight

Calorie intake matters, but protein intake matters almost as much during fat loss. When you're in a calorie deficit, your body is looking for energy from somewhere. With adequate protein, most of that energy comes from fat stores. Without adequate protein, you lose a mix of fat and muscle — which reduces your TDEE over time and makes future weight loss harder.

A practical protein target for women in a calorie deficit is 1.6–2.0 grams per kilogram of body weight, or 0.7–0.9 grams per pound. For a 70 kg woman, that's 112–140 grams of protein per day.

This sounds like a lot if you're not used to tracking it. In practice, it means prioritizing protein at each meal: eggs, chicken, fish, lean beef, Greek yogurt, cottage cheese, legumes, tofu. If you're eating 3 meals a day, aim for 35–50 grams of protein per meal.

Pair the TDEE Calculator with a macros target that prioritizes protein first, then fills the remaining calories with carbohydrates and fats based on preference.

The Plateau Problem and What to Do About It

Most women who successfully lose weight for 4–8 weeks hit a plateau. The scale stops moving even though they're still eating the same calories. This is not a mystery — it's a combination of:

1. Metabolic adaptation: Your body reduces non-exercise activity (fidgeting, unconscious movement) and slightly reduces metabolic rate in response to sustained calorie restriction. 2. Body weight change: You weigh less, so you burn fewer calories doing the same things. The TDEE that was accurate at 75 kg is no longer accurate at 68 kg. 3. Measurement drift: Calorie tracking becomes less accurate over time without intentional rechecking.

The solution is to recalculate TDEE at your new weight and either reduce calories slightly, increase activity, or take a maintenance break (eating at TDEE for 1–2 weeks) before continuing. Plateaus don't mean progress has stopped — they mean your body has adjusted and the approach needs a small recalibration.

How Activity Level Affects the Calculation

The activity multiplier used in TDEE calculations is one of the biggest sources of error. Most calculators use these categories:

Sedentary (desk job, little exercise): BMR × 1.2
Lightly active (1–3 exercise sessions/week): BMR × 1.375
Moderately active (3–5 sessions/week): BMR × 1.55
Very active (hard exercise 6–7 days/week): BMR × 1.725

A lot of women underestimate their activity level if they have physically demanding jobs (nursing, teaching, retail) and overestimate it if they go to the gym but spend most of the day sitting. Neither calculation is wrong — it's just that the multiplier needs to match your actual total daily movement, not just structured exercise.

If you're not sure which level to use, start with the lower estimate. It's easier to increase your calorie target if weight loss is too fast than to figure out why it's not working when the estimate is too high.

What "Eating at a Deficit" Actually Looks Like

A 1,700-calorie day for a woman working to lose weight at a moderate pace might look like:

Breakfast: Greek yogurt with berries and granola — ~400 cal, ~25g protein
Lunch: Large salad with grilled chicken, olive oil dressing, whole grain bread — ~500 cal, ~35g protein
Afternoon snack: Apple and peanut butter — ~200 cal, ~7g protein
Dinner: Salmon, roasted vegetables, and a serving of rice — ~500 cal, ~40g protein
Evening snack: Cottage cheese or another yogurt — ~100–150 cal, ~15g protein

Total: ~1,700 cal, ~120g protein

This is a day that feels like actual food, not deprivation. The protein targets are hit, there's fiber and variety, and 1,700 calories is a meaningful calorie intake that supports normal energy levels during the day.

The TDEE Calculator gives you the number to anchor your plan. What you do with that number — how you distribute the calories, how much protein you prioritize, how much flexibility you allow — is where individual preference and sustainability come in.