Low-Calorie Foods and Snacks


In a world where obesity rates are on the rise, and healthy living is becoming a primary concern for many, the importance of low-calorie foods cannot be overstated. These foods play a crucial role in weight management, overall health, and disease prevention. In this comprehensive guide, we’ll delve into the concept of low-calorie foods, their benefits, and provide a list of nutrient-dense options.

What is considered low-calorie food?

Calories are a measure of the energy content in food. The body requires a certain number of calories to function optimally, but consuming more calories than the body needs leads to weight gain. Low-calorie foods, therefore, are those that provide essential nutrients with fewer calories, making them ideal for those looking to maintain or lose weight.

How many calories is a low-calorie diet?

A low-calorie diet is typically defined by consuming fewer calories than what is considered the average or recommended daily intake. The specific number of calories that constitutes a low-calorie diet can vary based on factors such as age, sex, weight, activity level, and overall health goals. However, a commonly referenced range for a low-calorie diet is around 1,200 to 1,500 calories per day for women and 1,500 to 1,800 calories per day for men.

Very low-calorie diets (VLCDs) may go below these ranges, often providing 800 calories or fewer per day. VLCDs are usually administered under medical supervision and are not recommended without proper guidance due to the potential risk of nutrient deficiencies and other health concerns.

The appropriate number of calories for an individual depends on various factors, including basal metabolic rate (BMR), which is the number of calories the body needs at rest to maintain basic bodily functions.

While reducing calorie intake is a common approach for weight management, one should prioritize nutrient-dense foods to ensure that the body receives essential vitamins, minerals, and other nutrients. Extreme calorie restriction without proper nutrition can have adverse effects on health.

Also read:

How many calories do I need? Free online calculator

Benefits of low-calorie foods

  1. Weight Management: Incorporating low-calorie foods into your diet helps control calorie intake, making it easier to achieve and maintain a healthy weight.
  2. Nutrient Density: Many low-calorie foods are rich in essential nutrients like vitamins, minerals, and antioxidants, providing a high nutrient-to-calorie ratio.
  3. Improved Digestion: Foods high in fiber, often found in low-calorie options, promote digestive health by preventing constipation and supporting a healthy gut microbiome.
  4. Reduced Risk of Chronic Diseases: A diet rich in low-calorie, nutrient-dense foods has been linked to a lower risk of chronic diseases such as heart disease, diabetes, and certain cancers.

Low-calorie foods to include in your diet


  1. Leafy Greens: Spinach, kale, and Swiss chard are low in calories and high in vitamins A, C, and K.
  2. Cruciferous Vegetables: Broccoli, cauliflower, and Brussels sprouts are not only low in calories but also packed with fiber and antioxidants.


  1. Berries: Strawberries, blueberries, and raspberries are rich in antioxidants and low in calories.
  2. Citrus Fruits: Oranges, grapefruits, and lemons are low in calories and high in vitamin C.


  1. Lean Proteins: Chicken breast, turkey, tofu, and fish are excellent sources of protein with relatively fewer calories.
  2. Legumes: Beans, lentils, and chickpeas are not only rich in protein but also high in fiber, making them satisfying and low in calories.


  1. Quinoa: A versatile whole grain that is high in protein and contains all essential amino acids.
  2. Oats: Oats are a great source of fiber, helping you feel full for longer periods.

Dairy and Alternatives

  1. Greek Yogurt: High in protein and probiotics, Greek yogurt is a nutritious and low-calorie dairy option.
  2. Almond Milk: A low-calorie alternative to cow’s milk, rich in vitamin E and other nutrients.

What to avoid on a low-calorie diet?

On a low-calorie diet, make mindful choices to maximize nutrient intake while minimizing calorie consumption. Here are some general guidelines on what to avoid:

  1. Processed and Sugary Foods:
    • Highly processed foods often contain added sugars, unhealthy fats, and empty calories. These can contribute to weight gain and provide little nutritional value.
    • Sugary snacks, candies, pastries, and sugary beverages should be limited or avoided.
  2. High-Fat Foods:
    • While some fats are essential for a balanced diet, choose healthy fats in moderation. Avoid excessive consumption of saturated and trans fats found in fried foods, fast food, and certain processed snacks.
  3. Empty-Calorie Beverages:
    • Sugary drinks, including sodas, energy drinks, and certain fruit juices, can add a significant number of calories without providing essential nutrients. Opt for water, herbal teas, or black coffee instead.
  4. Alcohol:
    • Alcoholic beverages are calorie-dense and provide little nutritional value. Consuming alcohol in moderation or avoiding it altogether can help in calorie control.
  5. White Carbohydrates:
    • Refine carbohydrates, such as white bread, white rice, and sugary cereals, are often low in fiber and can lead to rapid spikes and crashes in blood sugar levels. Choose whole grains for a more sustained release of energy.
  6. High-Calorie Condiments and Sauces:
    • Some condiments and sauces can add extra calories without contributing much in terms of nutrition. Be mindful of portion sizes and choose lower-calorie alternatives or use them sparingly.
  7. Snack Foods with Empty Calories:
    • Chips, crackers, and certain snack foods can be high in calories and low in nutritional value. Opt for healthier snacks like fruits, vegetables, or small portions of nuts.
  8. Large Portion Sizes:
    • Be cautious of portion sizes, even with healthy foods. Eating large portions, even of low-calorie foods, can still contribute to an excess of calories.
  9. Sweetened and Flavored Yogurts:
    • Some yogurts are loaded with added sugars. Choose plain, unsweetened yogurt and add fresh fruits or a small amount of honey if you prefer sweetness.
  10. Fast Food:
    • Fast food is often high in calories, unhealthy fats, and sodium. Cooking at home with fresh ingredients allows for better control over the nutritional content of your meals.

Tips for Incorporating Low-Calorie Foods into Your Diet

  1. Snack Smartly: Choose fruits, vegetables, or a handful of nuts for satisfying and low-calorie snacks.
  2. Hydration: Drink water throughout the day to stay hydrated and help control hunger.
  3. Meal Planning: Plan meals that incorporate a variety of low-calorie foods to ensure a balanced diet.
  4. Mindful Eating: Pay attention to portion sizes and savor each bite to avoid overeating.
  5. Experiment with Cooking Techniques: Try steaming, grilling, or baking to retain the nutritional value of foods without adding excess calories.

Low-calorie snacks

Choosing low-calorie snacks can be a great way to manage your overall calorie intake while satisfying hunger between meals. Here are some ideas for nutritious and low-calorie snacks:

  1. Vegetables and Hummus:
    • Enjoy sliced cucumber, bell pepper, or carrot sticks with a serving of hummus.
  2. Greek Yogurt with Berries:
    • Opt for plain, non-fat Greek yogurt and add a handful of fresh berries for a satisfying and protein-packed snack.
  3. Fruit Salad:
    • Mix together a variety of fresh fruits such as berries, melon, and citrus fruits for a refreshing low-calorie snack.
  4. Air-Popped Popcorn:
    • Air-popped popcorn is a whole grain snack that is low in calories. Sprinkle it with a bit of nutritional yeast for added flavor.
  5. Hard-Boiled Eggs:
    • Hard-boiled eggs are a great source of protein and healthy fats. Sprinkle a pinch of salt or pepper for flavor.
  6. Cottage Cheese with Pineapple:
    • Choose low-fat or fat-free cottage cheese and top it with pineapple chunks for a sweet and savory snack.
  7. Edamame:
    • Steam some edamame and lightly salt them for a tasty, protein-rich snack.
  8. Almonds or Walnuts:
    • Nuts, in moderation, can be a satisfying and nutrient-dense snack. Choose a small handful for a dose of healthy fats.
  9. Yogurt Parfait:
    • Layer non-fat yogurt with fresh fruits and a sprinkle of granola for a delicious and low-calorie parfait.
  10. Celery Sticks with Peanut Butter:
    • Spread a thin layer of natural peanut butter on celery sticks for a crunchy and satisfying snack.
  11. Cherry Tomatoes with Balsamic Glaze:
    • Drizzle cherry tomatoes with a touch of balsamic glaze for a flavorful and low-calorie snack.
  12. Rice Cake with Cottage Cheese and Berries:
    • Top a rice cake with a layer of cottage cheese and fresh berries for a light and crunchy snack.
  13. Green Smoothie:
    • Blend together spinach, kale, a banana, and some water or unsweetened almond milk for a nutrient-packed, low-calorie smoothie.
  14. Sliced Apple with Peanut Butter:
    • Pair apple slices with a tablespoon of natural peanut butter for a satisfying sweet and savory combination.
  15. Seaweed Snacks:
    • Crispy seaweed snacks are low in calories and provide a unique taste. They are often available in various flavors.

Bottom line

Incorporating low-calorie foods into your diet is a smart and sustainable way to support overall health and well-being. By making thoughtful food choices and embracing a balanced approach to nutrition, you can enjoy delicious meals while managing your weight and reducing the risk of chronic diseases. Remember, it’s not just about the quantity of calories but the quality of the nutrients you provide to your body.

Last update: 27 October 2023, 22:12


Gastroenterologist - Hepatologist, Thessaloniki

PhD at Medical School, Aristotle University of Thessaloniki, Greece

PGDip at Universitair Medisch Centrum Utrecht, The Netherlands

Ex President, Hellenic H. pylori & Microbiota Study Group