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Zone Diet meal plan, near 40/30/30 a day.

The Zone Diet asks for about 40% of calories from carbs, 30% from protein and 30% from fat at every meal. This week shows what that looks like at about 1,850 calories a day, with 28 meals and the numbers for each. Alma can fit it to your goal.

Built from Zone Diet rules and Harvard advice.

A clay plate of turkey slices and green salad with olive oil, an orange and a handful of almonds

The rules

Three rules the Zone Diet sets

  • Balance each meal at 40/30/30

    Every meal and snack aims for that carb, protein and fat split.

  • Lean protein at every sitting

    Turkey, chicken, fish, egg whites and Greek yogurt, palm-size.

  • Low-glycemic carbs and olive oil

    Mostly vegetables and fruit, with olive oil, nuts and avocado.

Sample week

Seven days of Zone-style meals

About 1,800 to 1,910 calories a day. Scale portions to your needs. Find your number

  1. Day 1Monday

    • BreakfastGreek yogurt with berries and granola1 cup plain Greek yogurt, 1 cup blueberries, ¼ cup granola, 1 oz almonds
    • LunchTurkey salad with an orange4 oz sliced turkey, 2 cups mixed greens, cucumber, tomato, 1 tbsp olive oil, 5 olives, 1 orange, ½ whole-wheat pita, 1 slice sourdough
    • SnackCottage cheese with cucumber½ cup low-fat cottage cheese, 1 cup cucumber, 5 whole-grain crackers
    • DinnerSalmon with brown rice and asparagus5 oz baked salmon, 1 cup cooked brown rice, 1 cup asparagus, 1 tsp olive oil, lemon

    About 1,900 kcal135 g protein193 g carbs

  2. Day 2Tuesday

    • BreakfastVegetable omelet with toast and orange1 egg and 3 egg whites with mushrooms and spinach in 1 tsp olive oil, 1 slice sourdough, 1 orange, ½ cup Greek yogurt
    • LunchChicken salad with olive oil and apple4 oz chicken breast, 2 cups mixed greens, tomato, cucumber, 1 tbsp olive oil, 1 apple, ½ whole-wheat pita
    • SnackAlmonds and a pear½ oz almonds, 1 pear, ½ cup plain Greek yogurt
    • DinnerShrimp with zucchini and brown rice5 oz shrimp, 1 cup cooked brown rice, 2 cups zucchini, 1 tbsp olive oil, 1 slice sourdough

    About 1,860 kcal136 g protein212 g carbs

  3. Day 3Wednesday

    • BreakfastYogurt with blueberries, walnuts and granola1 cup plain Greek yogurt, 1 cup blueberries, ½ oz walnuts, ¼ cup granola
    • LunchTuna salad with cucumber and crackers5 oz tuna with 1 tbsp mayo, cucumber, cherry tomatoes, 10 whole-grain crackers, 1 apple, ½ whole-wheat pita
    • SnackHard-boiled egg with carrots1 hard-boiled egg, 1 cup carrots, 2 tbsp hummus, ½ cup plain Greek yogurt
    • DinnerChicken with broccoli and sweet potato5 oz chicken breast, 1 medium sweet potato, 1½ cups broccoli, 1 tbsp olive oil, ½ cup cooked brown rice

    About 1,910 kcal141 g protein208 g carbs

  4. Day 4Thursday

    • BreakfastCottage cheese, peaches and almonds1 cup low-fat cottage cheese, 1 cup peaches, ½ oz almonds, 1 slice whole-grain bread
    • LunchTurkey soup with a sourdough roll2 cups vegetable soup with 3 oz turkey, 1 sourdough roll, 1 apple
    • SnackCelery and carrots with hummus and yogurt¼ cup hummus, 1 cup carrot and celery sticks, 5 whole-grain crackers, 1 orange, ½ cup plain Greek yogurt
    • DinnerCod with lentils and green beans6 oz baked cod, ½ cup cooked lentils, 1 cup green beans, tomato, 1 tbsp olive oil, ½ cup cooked brown rice

    About 1,800 kcal138 g protein212 g carbs

  5. Day 5Friday

    • BreakfastScrambled eggs with mushrooms and tomato2 eggs with mushrooms and tomato in 1 tsp olive oil, 2 slices whole-grain toast, 1 orange, 1 banana
    • LunchChicken and spinach salad with olive oil4 oz chicken breast, 2 cups spinach, cherry tomatoes, cucumber, 1 tbsp olive oil, ½ whole-wheat pita, 1 apple
    • SnackGreek yogurt with an orange½ cup plain Greek yogurt, 1 orange, ½ oz almonds
    • DinnerPork tenderloin with peppers and quinoa4 oz pork tenderloin, 1 cup cooked quinoa, 1 cup roasted peppers, 1 tsp olive oil, ½ cup cooked brown rice

    About 1,880 kcal124 g protein225 g carbs

  6. Day 6Saturday

    • BreakfastGreek yogurt with kiwi and pistachios1 cup plain Greek yogurt, 2 kiwis, ½ oz pistachios, ¼ cup granola, 1 slice whole-grain bread
    • LunchSardines on toast with salad1 can sardines, 1 slice sourdough, 2 cups mixed greens, tomato, 1 tsp olive oil, 1 orange, ½ whole-wheat pita
    • SnackCottage cheese with apple and walnuts½ cup low-fat cottage cheese, 1 apple, ½ oz walnuts, ½ cup plain Greek yogurt
    • DinnerChicken with cauliflower rice and avocado5 oz chicken breast, 2 cups cauliflower rice, ¼ avocado, 1 tsp olive oil, ½ cup cooked brown rice

    About 1,900 kcal146 g protein199 g carbs

  7. Day 7Sunday

    • BreakfastOmelet with peppers and feta2 eggs with 1 cup peppers and 1 oz feta in 1 tsp olive oil, 1 slice whole-grain bread, 1 orange, 1 banana
    • LunchRoast turkey salad with grapes4 oz roast turkey, 2 cups mixed greens, cucumber, 1 cup grapes, 1 tbsp olive oil, ½ oz almonds
    • SnackAlmonds and an orange½ oz almonds, 1 orange, ½ cup plain Greek yogurt
    • DinnerBaked salmon with asparagus and potatoes4 oz baked salmon, 1 cup asparagus, 1 medium potato, 1 tsp olive oil, ½ cup cooked brown rice

    About 1,820 kcal117 g protein187 g carbs

Shopping list

What to buy

Most days

Now and then

  • Sweets and sweet drinksNow and then. Fruit covers the sweet end of a meal
  • Processed meatNow and then. Roast turkey and chicken do the same job
  • AlcoholNow and then. It adds calories without protein or fiber

Alma is not affiliated with the Zone Diet. This week follows the program’s portion rules, not its brand.

Make it yours

This week is a sample. Alma builds yours.

  • Meals fit to your goal and the foods you like
  • Log a meal by photo, voice or text in about 10 seconds
  • Every meal gets an Alma Score from 0 to 100
A clay cup of green tea with blueberries and walnuts

Questions

What people ask

What is the Zone Diet?

A plan that sets every meal and snack at about 40% of calories from carbohydrate, 30% from protein and 30% from fat. It favors lean protein, vegetables and fruit low on the glycemic index, and monounsaturated fats like olive oil.

What does 40/30/30 mean in practice?

At 1,850 calories a day, that is roughly 185 grams of carbohydrate, 139 grams of protein and 62 grams of fat. On the plate it looks like a palm-size piece of protein, plenty of vegetables, a piece of fruit and a spoon of olive oil or a few nuts.

How many calories is this meal plan?

About 1,800 to 1,910 calories a day, with 117 to 146 grams of protein and 187 to 225 grams of carbohydrates. Every meal is estimated from USDA FoodData Central values for the portions listed.

Does the Zone Diet work better than other balanced diets?

The evidence does not show that a 40/30/30 split beats other balanced patterns. Harvard’s Nutrition Source says research comparing diets built on macronutrient ratios is largely inconclusive, and that food quality matters most.

Do I need special products to eat this way?

No. Every meal here uses ordinary groceries from the shopping list, sized by hand: a palm of protein, a fist of vegetables, a piece of fruit and a thumb of olive oil or a small handful of nuts. Nothing in this week depends on a branded product.

Can I follow a Zone-style plan as a vegetarian?

Yes. Replace the meat and fish with tofu, tempeh, lentils, beans and Greek yogurt, and keep the same shape: a protein portion, plenty of vegetables, a piece of fruit and a little olive oil or nuts. Protein adds up quickly with dairy and legumes.

How does Alma help with a Zone-style plan?

Log a meal by photo, voice or text in about 10 seconds, and every meal gets an Alma Score from 0 to 100, drawing on Harvard’s Alternate Healthy Eating Index. Alma builds a plan around your goal and the foods you like. It is not affiliated with the Zone Diet.

Sources

Written by Alma from the sources below and reviewed October 28, 2026. Calories and protein are estimates. This is general information, not medical advice. If you manage a health condition or take medication, check changes with your clinician. Editorial standards

  1. USDA FoodData Central, for calorie and protein estimates
  2. Harvard T.H. Chan School of Public Health: The Best Diet, Quality Counts
  3. Harvard T.H. Chan School of Public Health: The Healthy Eating Plate
  4. Dietary Guidelines for Americans 2025-2030

Get a week built around you.

Tell Alma your goal and the foods you like. It plans the meals and scores each one.