Is 1800 calories a day good for weight loss?

For many men and for active women, yes. If your body burns about 2,200–2,400 calories a day, eating 1,800 creates a deficit of 400–600 calories, which often means losing about 0.5 kg (1 lb) a week at the start. For smaller, less active people, 1800 may be close to maintenance.

Who should eat 1800 calories a day?

It's a common weight-loss target for men and for women who are tall or exercise regularly. It can also be a maintenance level for smaller or older women. Use a calorie calculator to find your own number.

How much protein should I eat on 1800 calories?

About 110–130 g a day is a good target – roughly 25–30% of your calories. This plan gives about 104–123 g a day from chicken, fish, eggs, Greek yogurt, beans and tofu.

What does an 1800 calorie day look like?

For example: peanut butter oatmeal with banana for breakfast (about 470 calories), a chicken burrito bowl for lunch (about 520), Greek yogurt with berries and walnuts as a snack (about 230) and salmon with quinoa and green beans for dinner (about 575).

Can I lose weight on 1800 calories without exercise?

Yes, if 1,800 is below what your body burns. Exercise isn't required for weight loss, but it helps you keep muscle, improves health and makes it easier to keep the weight off.

Is 1800 calories too much to lose weight?

It depends on your body. A tall, active man may lose weight quickly on 1,800, while a small woman who sits most of the day may not lose at all. If your weight doesn't change after 3–4 weeks, lower your target by 100–200 calories or add more activity.

1800 Calorie Meal Plan: 7 Days, High Protein (+ List)

1,800 calories a day is a sweet spot for many people who want to lose weight without feeling hungry all the time. It’s a real deficit for most men and for active women, and it leaves room for three filling meals and a snack. Here’s a complete 7-day 1800 calorie meal plan with 104–123 g of protein a day, calories for every meal, a shopping list and easy swaps.

The short answer: 1,800 calories works well for weight loss for many men and for women who are tall or active. For smaller, less active people it may be close to maintenance. Split it into about 450 calories for breakfast, 525 for lunch, 225 for a snack and 575 for dinner. Build each meal around protein and vegetables, add whole grains, fruit and a little healthy fat, and measure oils and nut butters.

Is 1800 calories right for you?

Your calorie needs depend on your height, weight, age, sex and how active you are. To lose weight steadily, most people eat about 15–25% less than they burn – often 300–500 calories a day.

You are…	What 1,800 calories does
A man, average size, lightly active	Steady weight loss for most
A tall or very active man	Faster loss – make sure you’re not too hungry to train
A woman who exercises most days	Often a good weight-loss target
A smaller, less active woman	Close to maintenance – try our 1500 calorie plan to lose weight

Find your own number with our free calorie calculator, and read how a calorie deficit works. If your weight doesn’t change after 3–4 weeks, lower your target by 100–200 calories or move more.

How this plan is built

	Per day	Why
Calories	1,780⁠–⁠1,805	Close to 1,800 every day
Protein	104⁠–⁠123 g (about 26%)	Keeps you full and protects muscle
Fiber	34⁠–⁠46 g	More than most people eat
Carbs	about 43%	Oats, whole grains, fruit, beans
Fat	about 33%	Olive oil, nuts, avocado, salmon

Protein first. When you eat less than you burn, your body can lose muscle along with fat. Eating more protein helps you keep muscle and feel full on fewer calories (Leidy et al., American Journal of Clinical Nutrition, 2015). Check your target with our protein calculator.

Carbs aren’t the enemy. A year-long study of 609 adults compared a healthy low-fat and a healthy low-carb diet. Both groups lost about the same weight – 5.3 and 6.0 kg on average (Gardner et al., JAMA, 2018). What mattered was eating less and choosing whole foods. Want a different split? Try our macro calculator.

Calories and protein come from USDA FoodData Central values and are rounded. Cook with the oil amounts listed – they’re included in the totals.

7-day 1800 calorie meal plan

Day 1

Meal	What to eat	Calories	Protein
Breakfast	Peanut butter oatmeal: ½ cup oats in 1 cup 2% milk, 1 tbsp peanut butter, 1 banana	470	18 g
Lunch	Chicken burrito bowl: 4 oz chicken, ½ cup brown rice, ½ cup black beans, ¼ avocado, salsa, lettuce	520	48 g
Snack	170 g plain 2% Greek yogurt + ½ cup berries + 1 tbsp walnuts + 1 tsp honey	230	19 g
Dinner	Salmon (4 oz), 1 cup quinoa, 1 cup green beans with 2 tsp olive oil	575	35 g
Total		1,795	120 g

Day 2

Meal	What to eat	Calories	Protein
Breakfast	2 eggs + 1 egg white scrambled in 1 tsp olive oil with spinach, 2 slices whole-wheat toast, 1 orange	430	26 g
Lunch	Mediterranean lentil salad: 1 cup lentils, cucumber, tomatoes, pepper, 1 oz feta, 2 tsp olive oil, ½ whole-wheat pita	530	28 g
Snack	1 apple + 1 oz almonds	260	6 g
Dinner	Turkey meatballs (4 oz lean turkey) in ½ cup marinara, 1 cup whole-wheat pasta, 2 tbsp parmesan, side salad with 1 tsp olive oil	575	44 g
Total		1,795	104 g

Day 3

Meal	What to eat	Calories	Protein
Breakfast	Smoothie: 1 cup 2% milk, 170 g Greek yogurt, 1 cup berries, 1 tbsp chia, ½ banana, 1 tbsp peanut butter	490	32 g
Lunch	Tuna sandwich: 1 can tuna with 2 tbsp Greek yogurt, 2 slices whole-wheat bread, lettuce, tomato + 1 cup baby carrots + 1 apple	455	39 g
Snack	2 rye crispbreads + 2 tbsp hummus + 1 string cheese	220	11 g
Dinner	Beef and broccoli stir-fry: 4 oz lean beef, 1 cup broccoli, 1 bell pepper, 2 tsp oil, soy sauce, 1 cup brown rice	640	40 g
Total		1,805	122 g

Day 4

Meal	What to eat	Calories	Protein
Breakfast	Overnight oats: ½ cup oats, 1 cup 2% milk, 1 tbsp chia, 1 tbsp walnuts, ½ cup berries, ½ banana	465	17 g
Lunch	Chicken wrap: 4 oz chicken, 1 whole-wheat tortilla, 4 tbsp hummus, spinach, pepper + 1 pear	580	45 g
Snack	½ cup cottage cheese + ½ cup mango + 2 rye crispbreads	210	15 g
Dinner	Baked cod (5 oz), 1 medium potato, 1 cup broccoli, 2 tsp olive oil + side salad with ¼ avocado	540	42 g
Total		1,795	119 g

Day 5

Meal	What to eat	Calories	Protein
Breakfast	Whole-grain English muffin with 2 tbsp peanut butter + 170 g Greek yogurt with ½ cup berries	450	30 g
Lunch	Quinoa bowl: 1 cup quinoa, ½ cup chickpeas, roasted zucchini and pepper, 1 oz feta, 2 tsp olive oil	555	22 g
Snack	2 hard-boiled eggs + 1 cup cherry tomatoes + 2 rye crispbreads	240	16 g
Dinner	Shrimp tacos: 6 oz shrimp cooked in 1 tsp oil, 2 corn tortillas, cabbage, salsa, ¼ avocado + ½ cup black beans	535	53 g
Total		1,780	121 g

Day 6

Meal	What to eat	Calories	Protein
Breakfast	Veggie omelet: 2 eggs cooked in 1 tsp oil, pepper, spinach, 1 oz cheddar + 1 slice whole-wheat toast + 1 orange	465	26 g
Lunch	Leftover turkey meatballs (4 oz) with ½ cup marinara, 1 cup whole-wheat pasta, 2 tbsp parmesan + side salad with 1 tsp olive oil	575	44 g
Snack	1 cup shelled edamame	190	18 g
Dinner	Tofu curry: 150 g tofu, 1½ cups vegetables, tomato sauce, 1 tsp oil, 1 cup brown rice	570	35 g
Total		1,800	123 g

Day 7

Meal	What to eat	Calories	Protein
Breakfast	Greek yogurt parfait: 170 g 2% Greek yogurt, ½ cup oats, 1 cup berries, 1 tbsp chia, 1 tbsp walnuts, 1 tsp honey	475	26 g
Lunch	Salmon salad: 4 oz salmon, 2 cups greens, 1 cup quinoa, cucumber, tomato, 1 tsp olive oil + lemon	530	35 g
Snack	1 apple + 1 tbsp peanut butter	190	4 g
Dinner	Chicken fajitas: 4 oz chicken, 1 bell pepper, onion, 1 tsp oil, 2 corn tortillas, salsa, ¼ avocado, 2 tbsp Greek yogurt + ½ cup brown rice	595	46 g
Total		1,790	111 g

The week at a glance

Day	Calories	Protein	Carbs	Fat	Fiber
Day 1	1,795	120 g	192 g	64 g	34 g
Day 2	1,795	104 g	197 g	72 g	46 g
Day 3	1,805	122 g	207 g	57 g	40 g
Day 4	1,795	119 g	214 g	56 g	45 g
Day 5	1,780	121 g	190 g	65 g	43 g
Day 6	1,800	123 g	166 g	76 g	37 g
Day 7	1,790	111 g	197 g	64 g	37 g

Shopping list for the week

Amounts are for one person.

Protein: 12 oz (350 g) chicken breast, 2 salmon fillets (4 oz each), 1 cod fillet (5 oz), 6 oz shrimp, 8 oz lean ground turkey, 4 oz lean beef, 1 can tuna in water, 1 block firm tofu, 8 eggs, 1 bag frozen shelled edamame
Dairy: about 750 g (3 cups) plain Greek yogurt (nonfat or 2%), 3 cups 2% milk, small tub 2% cottage cheese, feta, cheddar, parmesan, 1 string cheese
Grains: rolled oats, whole-wheat bread, whole-wheat tortillas, corn tortillas, 1 whole-wheat pita, 1 whole-grain English muffin, brown rice, quinoa, whole-wheat pasta, rye crispbread
Beans: 1 can black beans, 1 can chickpeas, lentils
Vegetables: salad greens, spinach, cherry tomatoes, cucumber, 4 bell peppers, zucchini, broccoli, green beans, baby carrots, frozen mixed vegetables, 1 potato, onion, garlic, cabbage
Fruit: about 3½ cups berries (frozen is fine), 3 apples, 2 bananas, 2 oranges, 1 pear, frozen mango, 1 avocado, lemons
Pantry: olive oil, peanut butter, almonds, walnuts, chia seeds, honey, hummus, marinara sauce, salsa, low-sodium soy sauce, curry spices

Easy swaps

Replace any meal with one that has similar calories and protein:

Breakfast: peanut butter oatmeal ↔ 2 eggs + 2 slices whole-wheat toast + fruit ↔ Greek yogurt parfait with oats and berries.
Proteins: 4 oz chicken ↔ 5 oz white fish + 1 tsp oil ↔ 6 oz shrimp ↔ 150 g tofu ↔ 1 cup edamame.
Grains: 1 cup cooked brown rice ↔ 1 cup quinoa ↔ 1 cup whole-wheat pasta ↔ 1 medium potato + 1 tsp oil.
Snacks (about 200–250 calories): apple + 1 tbsp peanut butter ↔ Greek yogurt + berries + walnuts ↔ 2 eggs + crispbread ↔ cottage cheese + fruit. More ideas in our high-protein snacks.
Vegetarian: swap meat and fish for tofu, tempeh, eggs, lentils and Greek yogurt – see plant-based protein.

Tips for an 1800 calorie diet

Plan your week on Sunday. Cook a batch of grains, roast vegetables and a protein you can use in several meals.
Make lunch from dinner. The turkey meatballs on day 2 become lunch on day 6 – cook once, eat twice.
Keep easy protein in the fridge: Greek yogurt, cottage cheese, hard-boiled eggs, cooked chicken.
Watch drinks. A sweet latte or two beers can be 300–400 calories – almost a full meal.
Don’t save all your calories for the evening. A real breakfast and lunch make evening snacking easier to control.
Choose simple products. Plain oats, plain yogurt and whole-grain bread beat “light” products full of sweeteners – see how to pick the healthiest cereal.
Keep track. A review of 22 studies found that people who tracked what they ate consistently lost more weight (Burke et al., Journal of the American Dietetic Association, 2011).

What about exercise?

You can lose weight on 1,800 calories without exercise, as long as it’s below what you burn. But exercise – even walking (see calories burned walking) – helps in other ways: strength training helps you keep muscle while you lose fat, and walking adds calories burned without making you very hungry. If you start training hard, you may need more food – watch your energy and hunger, and adjust by 100–200 calories if needed.

Let the app plan your week. With NutriSmart, you set your calorie target and the app creates a 7-day meal plan with recipes, calories and a shopping list, based on your diet, the foods you avoid and how much time you have to cook. During the day, you log meals by snapping a photo of what you eat, and the app counts calories and protein and shows how much you have left.Get the app free

Want even more protein? Our high protein meal plan has about 150 g a day on the same 1,800 calories.

The bottom line

An 1800 calorie meal plan is a good weight-loss target for many men and for tall or active women, and a maintenance level for some smaller people. Spread it over three meals and a snack, aim for 110–130 g of protein, fill half your plate with vegetables and measure oils and nut butters. Use the 7-day plan above, swap meals for ones with similar calories and protein, and adjust your target if your weight doesn’t change after a few weeks.