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Are Smoothies Good for Weight Loss or Just a Sugar Trap?

Sometimes, the most difficult part of eating healthily is the prep work and mental load. Smoothies can help with that. These beverages are ready in minutes and can be quite filling, particularly if you add fiber, protein, and healthy fat. They are a convenient way to get more fruits and vegetables into your diet. 

Are you wondering “are smoothies good for weight loss?” In this guide, we’ll break down the dos and don’ts of making these beverages. You can find the correct ingredients that boost your metabolism, enhance satiety, and reduce calorie intake, including some options you should avoid. Let’s begin!

Can I Lose Weight by Drinking Smoothies?

Smoothies can be a useful tool in your weight loss plan. When you pair them with physical activity and a well-rounded diet, you can shed those pounds. However, the effects vary based on what you put in the smoothie and the rest of your diet as a whole.

Some of the best smoothies for weight loss have a low calorie content, high nutrient density, are energizing, and contain low-sugar ingredients. Anything that allows you to stay in a calorie deficit may improve weight control. Adding fiber, protein, and healthy fat can make it more satiating (1, 2).

The question is: Are smoothies good for weight loss if they replace a full meal? If you swap a heavy, calorie-laden meal with a macro-balanced smoothie, it could contribute to short-term weight loss. However, you can’t use it as a long-term solution, because it is unsustainable and restrictive. Once you start eating solid foods again, you’re more likely to regain the weight (3, 4).

You’d be better off using smoothies as a post-workout snack, or the occasional nutritious breakfast on the go.

How Much Weight Can You Lose on a Smoothie Diet?

The amount of weight you can lose depends on your calorie consumption, starting weight, workout level, and diet consistency. The 21-Day Smoothie Diet offers approximately 1,500 calories a day. Such calorie restriction can prove useful for burning fat, but it isn’t the right amount for everyone (5). 

A 21-day detox diet menu may involve replacing two meals with smoothies. It significantly reduces your calorie intake, which can result in weight loss in the short-term, but usually isn’t sustainable. The amount of weight loss varies from person to person, and the weight is often regained after the diet is over. 

Liquid meal replacement diets aren’t something you can keep up for a long time. Studies have indicated that the body doesn’t respond to liquids with a feeling of fullness the same way as solid foods. You get all the nutrients, but you’re more likely to feel hungry again very soon (6). 

On top of that, research has suggested that restrictive diets, such as liquid meal replacements, can lead to weight gain once you resume your typical diet. So, although the smoothie diet may make you lose unwanted pounds, it’s probably not effective in the long term (7).  

If you want to use smoothies for weight loss, it’s best to incorporate them as a high-protein, nutrient-rich snack or post-workout recovery drink, rather than trying to replace meals.

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Which Fruits Are Best for Weight Loss?

Certain fruits can be a fantastic addition to a weight loss plan due to their low-calorie density and high fiber content. Berries such as raspberries, blueberries, blackberries, and strawberries can satisfy your sweet cravings while keeping the calories in check.

Pears and apples can fill you up without weighing you down. Exercising with a balanced diet can be a delicious and nutritious way to remove unwanted pounds. Incorporate many types and colors for a broad range of micronutrients. 

Here’s a quick list of some of the fruits you can enjoy:

Fruit What can it offer? Calorie count
Blueberries Rich in anthocyanins, which may help in the process of burning fats for energy (8). ~84 calories per cup
Cantaloupe Hydrating and rich in fiber. ~60 calories per cup, cubed
Grapefruit Stimulates fullness, rich in vitamin C, and is refreshing. ~52 calories per fruit
Avocado Adds healthy fats, dietary fiber, and other bioactive compounds that may decrease the risk of obesity or becoming overweight (9). ~240 calories per fruit
Apple Contains pectin fiber, which can promote bowel movement (10). ~52 calories per medium apple (with peel)
Pear Offers a good source of fiber and water content, helping with satiety and digestion. ~100 calories per medium pear
Pomegranate Rich in antioxidants and compounds, which may improve exercise endurance. ~144 calories per cup
Kiwi Rich in antioxidants, fiber, and enzymes that may help digestion. ~61 calories per medium kiwi

Are you looking for a 7-day smoothie weight loss diet plan?

Read more: 24 Weight Loss Smoothies, 2 Diet Plans, & 5 Belly Fat Smoothie Secrets.  

What Is the Best Liquid for Smoothies for Weight Loss?

Milk adds a creamy texture and richness to your smoothies. However, if you’d like a bit of variety, there are other flavors to try. The alternatives below can benefit your fitness routine. 

  • Unsweetened Almond Milk
  • Calories: 40 per cup

For those who are avoiding dairy, are smoothies good for weight loss with plant-based ingredients? Absolutely. Almond milk has lower protein and more calcium than cow milk, so you may want to add extra protein with another ingredient. 

The taste is quite neutral and doesn’t interfere with other flavors in your smoothie. It provides antioxidant compounds and is often fortified with vitamin D.  

  • Coconut Water
  • Calories: 45 per cup

Coconut water tends to be less sweet than fruit juice. It also has fewer calories and more potassium. The liquid replenishes your body with fluid and electrolytes.

  • Coconut Milk
  • Calories: 450 per cup

Coconut milk creates a delicious creamy, yet refreshing smoothie. The liquid adds some sweetness to your drink and can keep you full, but it’s high in fat and calories, so you should keep that in mind when choosing the rest of your ingredients.

  • Oat Milk
  • Calories: 130 per cup

Oat milk can provide a good balance of protein, fiber, and calcium to fuel your day. It has more protein than almond milk, but less than soy or cow’s milk. It’s a versatile ingredient with a mild flavor and a creamy texture. It can enhance the taste of your smoothie without overpowering it.

  • Water
  • Calories: 0

Water creates a smooth blend that cuts calories and sugar. It thins out the consistency of your drink, boosts hydration, and balances out the flavors. It’s the cheapest and most accessible liquid base. 

  • Soy Milk
  • Calories: 100 per cup

Soy milk is one of the few plant-based milks with a protein count similar to that of dairy milk. It has less saturated fat than cow’s milk, except for skim milk. The liquid has a mild flavor and blends well with fruits and vegetables. 

  • Yogurt
  • Calories: 154 per cup

Yogurt is a gut-healthy probiotic. It adds more beneficial bacteria to your digestive tract and also provides protein and calcium. However, it has a tangy flavor and takes away some of the sweetness of your smoothie.   

  • Green Tea
  • Calories: 0

Green tea contains antioxidants and caffeine. It’s more bitter than coconut water but offers zero calories. To balance out the flavors, include naturally sweet fruits, such as mango, pineapple, or berries.

  • Kefir
  • Calories: 110 per cup

Kefir improves the taste and texture of your smoothie. It’s creamy, tangy, and sour, yet teeming with nutritional compounds. It can be a great choice if you prefer a thicker consistency and an excellent addition to your 7-day smoothie weight loss diet plan.

What Fruits Should Not Be Mixed in Smoothies?

Eating large amounts of sugar could potentially add excess calories, which isn’t helpful when you’re trying to lose weight. Although fruits have a dense antioxidant profile and general micronutrients, some are higher in natural sugar. Natural sugars usually aren’t something to be too worried about, but the calories can add up, depending on the other ingredients in your smoothie.

To determine are smoothies good for weight loss, be mindful of portion sizes and consider adding protein or greens to your beverage. 

Some higher-sugar fruits include:

  • Dates
  • Figs
  • Persimmons
  • Bananas
  • Grapes
  • Dragon fruit
  • Dried apricots

To cut back on natural sugars, make yourself a weight loss green smoothie. Leafy greens (such as kale, spinach, or Swiss chard) serve as a base, while low-sugar fruits (such as kiwi or green apple) add a touch of natural sweetness.

Whether you’re looking to simply pep up your fitness routine, jazz up your diet with mouth-watering low-calorie recipes or want to get your act together and significantly drop that number on your scale – BetterMe: Health Coaching app has got you covered! Improve your body and revamp your life!

What to Avoid on a Smoothie Diet

Here are a couple of tricks to consider when making the best smoothies for weight loss:

  • Poor Caloric Control – It’s easy to underestimate the calories in smoothies, particularly when you add sweeteners, nut butter, fruit juice, oatmeal, or rice. This can cause you to consume more calories than intended.
  • Full Meal Replacement – Don’t substitute all meals for smoothies. Have at least one or two solid meals a day that are packed with whole foods, healthy fats, lean protein, complex carbs, and dietary fiber. Meal replacement diets should only be done short-term, if at all.
  • High Sweetness – Many smoothies, especially in stores, contain excess sugar. This can cause you to consume more calories than intended, which isn’t helpful for weight loss.
  • Health Risks – Although smoothies have many fruits and vegetables, exclusive smoothie diets can cause nutrient deficiencies. They don’t provide as many healthy fats and lean proteins as a regular meal and are missing some important micronutrients.

Are you wondering how to start a 21-day smoothie diet for weight loss the right way?

Read more: Smoothie Diet Plan: Smoothie Diet Plan to Stop the Pounds Piling on

Frequently Asked Questions

  • Are smoothies healthier with milk or water?

Milk adds a better taste and more creaminess to your smoothies. It’s a high-quality protein that is rich in vitamin D, calcium, and magnesium. So if you want a better flavor and more nutrients, and don’t mind the extra calories, choose milk. Water keeps the smoothie light. If you want a calorie-free liquid without flavor, then go with water.

  • What fruit is best to blend for weight loss?

You can blend a variety of fruits, such as avocados, watermelon, cantaloupe, berries, kiwis, oranges, etc. Choose options that satisfy your taste buds and keep you full. The more you diversify your ingredients, the easier it is to add more phytonutrients, fiber, vitamins, and minerals to your diet.

  • Which fruit is best for a flat tummy?

Fruits alone can’t remove belly fat. However, they can help facilitate digestion, ease inflammation, and decrease bloating, all of which can make the tummy appear flatter. All fruits and vegetables can be helpful due to their fiber and water content. However, if you have a medical condition that’s causing bloating and digestive discomfort, talk to your healthcare provider for individualized advice.

  • Are eggs good for weight loss?

Eggs are an excellent source of protein and other nutrients. They can be useful for retaining muscle mass as you lose weight. However, it’s best to consume them in moderation due to their saturated fat content. If you have a history of high cholesterol or heart disease, talk to your healthcare provider for individualized recommendations. 

The Bottom Line

Smoothies provide a ton of nutrition with little time and effort, but to shed unwanted pounds, you should balance the calories, avoid too much added sugar, and carefully plan your recipes.

Remember, the key to weight loss is regular exercise with a well-rounded diet, rather than extreme dietary restrictions or quick fixes. Smoothies can become a worthy tool to achieve your fitness goals when used in the right way.

DISCLAIMER:

This article is intended for general informational purposes only and does not serve to address individual circumstances. It is not a substitute for professional advice or help and should not be relied on for making any kind of decision-making. Any action taken as a direct or indirect result of the information in this article is entirely at your own risk and is your sole responsibility.

BetterMe, its content staff, and its medical advisors accept no responsibility for inaccuracies, errors, misstatements, inconsistencies, or omissions and specifically disclaim any liability, loss or risk, personal, professional or otherwise, which may be incurred as a consequence, directly or indirectly, of the use and/or application of any content.

You should always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition or your specific situation. Never disregard professional medical advice or delay seeking it because of BetterMe content. If you suspect or think you may have a medical emergency, call your doctor.

SOURCES:

  1. Impact of calorie restriction on energy metabolism in humans (2022, nih.gov) 
  2. Clinical Evidence and Mechanisms of High-Protein Diet-Induced Weight Loss (2020, nih.gov) 
  3. Short-term pectin-enriched smoothie consumption has beneficial effects on the gut microbiota of low-fiber consumers (2024, nih.gov) 
  4. Optimal Diet Strategies for Weight Loss and Weight Loss Maintenance (2021, jomes.org)
  5. Maintenance of lost weight and long-term management of obesity (2018, nih.gov) 
  6. A Comparison of the Satiety Effects of a Fruit Smoothie, Its Fresh Fruit Equivalent and Other Drinks (2018, nih.gov) 
  7. Long-Term Changes in Weight in Patients With Severe and Complicated Obesity After Completion of a Milk-Based Meal Replacement Programme (2020, frontiersin.org) 
  8. Effects of Wild Blueberries on Fat Oxidation Rates in Aerobically Trained Males (2023, mdpi.com) 
  9. Avocado Intake, and Longitudinal Weight and Body Mass Index Changes in an Adult Cohort (2019, nih.gov) 
  10. The Dietary Fiber Pectin: Health Benefits and Potential for the Treatment of Allergies by Modulation of Gut Microbiota (2021, nih.gov) 
  11. Beneficial Effects of Golden Kiwifruit Consumption in Overweight and Obese Young Adults (2020, nih.gov) 
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