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Weight loss smoothies, especially those featuring low-calorie greens and nutrient dense ingredients, are scientifically proven to boost metabolism and burn fat for a leaner body. My own experience with fat-burning smoothies began after having two kids back to back. I struggled to lose weight due to stress eating and fatigue and decided to overhaul my breakfast.

I replaced my bagel and cream cheese breakfast with a nutrient-dense, fiber-rich smoothie to get natural energy boost that motivated me to exercise, and I saw positive results within just one week. These carefully formulated recipes are designed to help you burn fat and support your weight loss journey. I’ve used scientifically proven ingredients in each smoothie recipe to decrease body fat and reveal a healthier and leaner body.

Ingredients for fat-burning smoothies for weight loss on wood cutting board.

Why Smoothies Help You Lose Weight

Smoothies can be a great tool for weight loss due to their versatility and nutritional density. There’s no easier way to pack in a variety of fruits, vegetables, and protein sources, which can help you feel full and satisfied while reducing your overall calorie intake. Smoothies can be a simple meal replacement on a busy day, helping to avoid less healthy, on-the-go choices. Here’s a few reasons smoothie may help you lose weight:

  • Fiber keeps you full: Blend a variety of fruits (banana, strawberries, oranges) and leafy greens (spinach, kale, chard) together to create a high-fiber drink that’ll keep you full and satisfied. Check out my leafy greens guide.
  • Simple portion control: Measure out the ingredients before you add to the blender to make portion control easy.
  • Proper hydration curbs false hunger cues: Use 1 cup of liquid (almond milk, water, coconut water) to hydrate your cells, curb hunger, and help your body function properly.
  • Ideal meal replacement: Use a combination of plant-based protein (chia seeds, protein powder, etc) and healthy fats (superfoods, nut butter, coconut milk) to create an ideal meal replacement.
  • Burns fat: Use ingredients that are packed with nutrients and scientifically proven to burn fat.
Jen Hansard blending weight loss smoothies in her kitchen on concrete countertop.

I started having this fat-burning smoothie for breakfast every day. I was never hungry, thanks to all the fiber. It took five minutes a day. And I loved how it tasted. I became obsessed with the healthiest smoothies to lose weight (that’s what led to me becoming a food blogger). Now I get to show you how to blend my favorite smoothie recipes for weight loss to help you achieve your goals.

Sign up for my free Smoothie Challenge to get a 7-day smoothie plan, grocery list and smoothie recipes to support your weight loss goals. If you wanna go even farther, join my 21-Day Plant-Based Cleanse!

What to Put in Smoothies for Weight Loss

Focus on blending ingredients for your fat-burning smoothies that are scientifically proven to burn fat and boost metabolism, which leads to weight loss. It’s important that the calories we consume are quality calories, especially if we’re trying to lose weight, gain muscle, or improve our overall health.

ingredients proven to burn belly fat

  • Soluble fiber: Soluble fiber, found in fruits, vegetables, oats and legumes, absorbs water and forms a gel that helps slow down food as it passes through your digestive system. This helps keep you full, so you naturally eat less. Huge plus!
  • High-protein: Observational studies show that people who eat more protein tend to have less abdominal fat than those who eat a lower-protein diet. Adding a plant-based protein powder or unsweetened Greek yogurt to your smoothies can be a great way to do this. If you’re doing HIIT workouts, using smoothies as a post-workout protein weight loss shake is highly effective in burning belly fat and promoting muscle recovery.
  • Low-sugar foods: Using fruit as your natural sweeter is a great way to cut down on sugar (and avoid the highly processed refined sugars which contribute to belly fat). Using a combination of natural sugars and high fiber foods helps stabilize your blood sugar levels, which helps with weight control.
  • Green tea: Using chilled green tea as your smoothie base can help boost your metabolism and energy levels, thanks to the natural caffeine and antioxidant epigallocatechin gallate. According to one 10-year study, people who drink green tea regularly have nearly 20 percent less body fat than those who don’t. EGCG, the unique ingredient in green tea, can deactivate the genetic triggers for diabetes and obesity.

ingredients to avoid when trying to lose weight

  • Fruit juice: Avoid using any kind of fruit juice in your smoothie because it adds extra sugars without the nutrients found in whole fruits. It’s much better to blend an apple than to add apple juice to your smoothies for weight loss when trying to lose weight.
  • Dairy: Milk, yogurt, and protein powders that contain dairy can cause inflammation in the body… making it harder to lose weight and burn fat. We avoid these in all of these recipes.
  • Added sweeteners: Avoid honey, maple syrup, sugar, monk fruit, and stevia in your smoothies because they are high in calories and low in nutrients. Plus, they can spike your blood sugar levels and train your taste buds to crave high-sugar foods throughout the day.
Mason jar full of fat-burning smoothies for weight loss.

Fat-Burning Ingredient Combinations

According to scientific studies, there’s certain food combinations that can help burn belly fat and lead to overall weight loss. We use these combinations in our healthy fat-burning smoothies recipes to get the best weight loss results.

  • Green apple and nut butter: Apples are chock-full of fiber, a nutrient that can help reduce visceral fat, while nut butter adds healthy fats that keep you feeling full and support vitamin absorption.
  • Avocados and kale: This leafy green can help you slim down by filling you up and giving you a healthy dose of vitamins K and A. 
  • Green tea and grapefruit: Blend grapefruit into your smoothie along with chilled green tea, which contains pectin and polyphenols. Both of these have been proven to help people feel fuller and lose weight, according to a study published in the Journal of Medical Food.
  • Cacao and almonds: Packed with flavanols, cacao can prevent people from gaining weight, according to a study published in BMJ, and may increase energy expenditure.
  • Oats and blueberries: Oats are high in fiber, helping you stay full. Toss in some berries and it’s a power combo! A study out of the University of Michigan found that rats who had blueberry powder mixed into their meals had less abdominal fat than rats on a berry-free diet after 90 days.
Jen Hansard in kitchen pouring a blended smoothie into a glass.

How to Make a Fat-Burning Smoothie

I’ve tried so many fat-burning smoothies, and while I love a lot of them, this one is hands-down my favorite. It’s packed with metabolism-boosting greens, fiber, and fat-burning superfoods that help curb cravings and keep me feeling energized. If you’re looking for a go-to smoothie to support your weight loss journey, this is the one!

  1. Fill your blender with kale, cucumber, celery, and cooled green tea.  
  2. Puree together until the ingredients reach a smooth consistency. 
  3. Add grapefruit and frozen pineapple. If you want to lower the bitterness of the grapefruit, be sure to remove the inner membrane in addition to the peel. If you can’t tolerate grapefruit, swap with oranges and lemon.
  4. Blend the ingredients until combined. 
  5. Pour into a glass and serve chilled for the most refreshing taste.
Green fat-burning smoothie for weight loss surrounded by healthy ingredients.

10 Fat-Burning Smoothie Recipes for Weight Loss

These fat-burning smoothie recipes for weight loss are low-calorie recipes to nourish your body while boosting the metabolism. I can’t wait for you to see just how tasty and simple weight loss can be. A healthy smoothie for weight loss is a great start if you want to eat healthier foods and nourish your body from within. Which smoothie recipe will you blend first?

Fat Burning Smoothie

Nutrition: 185 calories | 8 g fiber

This is the best fat-burning smoothie to lose weight, thanks to some serious metabolism-boosting nutrition with grapefruit, celery, and green tea.

Meal replacement smoothie recipes for weight loss.

Meal Replacement Smoothie

343 calories | 10 g protein

This high-protein, high-fiber smoothie has oats, almond butter, banana and low-sugar blueberries to keep you full for a very long time. This is truly a filling and satisfying weight loss meal replacement on the go!

Creamy banana weight loss smoothie recipe.

Creamy Banana Smoothie

364 calories | 18 g protein

Is it a dessert or a smoothie? This creamy, banana smoothie for weight loss is healthy, tasty and packed with protein thanks to the raw cashews and homemade cashew milk.

Best green smoothie for weight loss.

Best Green Smoothie

203 calories | 6 g fiber

This is the best green smoothie on the internet (and for good reason). Add a scoop of plant-based protein powder and you’ve got the tastiest weight loss smoothie.

Anti-inflammatory smoothies for weight loss.

Anti-Inflammatory Smoothie

155 calories | 9 g fiber

Beets are one of the best ingredients to blend when dealing with inflammation, which keeps our bodies from reaching their full potential.

Chocolate peanut butter smoothies for weight loss.

Peanut Butter Smoothie

497 calories | 14 g protein

This yummy chocolate-filled smoothie for weight loss uses frozen bananas with natural energy that help burn fat, too!

Vanilla yogurt fat-burning smoothies for weight loss.

Vanilla Bean Yogurt Smoothie

371 calories | 26 g protein

If flavor is your jam, this tart vanilla fat-burning smoothie is what is missing in your life. Pair it with frozen peaches, which are low in sugar, and you’ve got yourself a high-protein smoothie for breakfast.

Apple celery smoothie, one of the best weight loss smoothie recipes.

Apple Celery Smoothie

275 calories | 19 g fiber

The green smoothie is what you’d find celebs sipping at a 5-star wellness resort in Costa Rica. Fresh squeezed lemon juice, low-sugar green apples and fresh ginger root are all included for weight-loss benefits.

Pineapple ginger fat-burning smoothie for weight loss.

PINEAPPLE GINGER SMOOTHIE

263 calories | 9 g protein

If Venus Williams can drink this, we can too. If stronger and leaner is on your health goals, then sip this fresh ginger smoothie blended with naturally sweet pineapple.

Vanilla matcha fat-burning smoothies for weight loss.

Vanilla Matcha Smoothie

370 calories | 17 g protein

This high-protein (thanks to the addition of raw cashews), energy-boosting, fat-burning smoothie will satisfy your sweet tooth and can all be made in under 5 minutes.

Common Questions

Are smoothies good for weight loss?

Swapping a meal for a smoothie can be a great way to lose weight. You’ll want to make sure your smoothie is packed with fiber, low in sugar, and under 500 calories to help with portion control. Don’t add any sugars or sweeteners and choose a liquid base that is unsweetened. To keep you full, make sure your smoothie has healthy fats and protein to make it a complete meal replacement.

What can I put into a smoothie to lose weight?

Look for a smoothie recipe that contains grapefruit and green tea to help burn fat. My fat-burning smoothie has these specific fat-loss smoothie ingredients that boost the metabolism, plus healthy fats that are necessary for your body to break down carbs and protein

What can I put into a smoothie to lose weight?

A good smoothie with protein, healthy fat, and whole-food carbs is a great combo for a healthy snack or meal that can promote weight loss. These weight-loss smoothies contain a variety of spinach, mint, celery, green tea, grapefruit, pineapple, and avocado.

What fruits burn belly fat?

Look for grapefruit, pineapple, mint, celery, leafy greens, and herbs to help burn fat, especially around the belly. Try blending them together into a delicious smoothie to consume them easily and effectively.

Can I lose weight by drinking smoothies every day?

The best way to get weight loss results is to be consistent— and a daily meal replacement smoothie is perfect for that. Swap your typical breakfast for a fat-burning smoothie to kick-start your weight loss goals. This high-fiber low-sugar recipe is truly a healthy smoothie in 5 minutes or less.

Which is better for weight loss: smoothies or juicing?

Juicing and blending can both help with weight loss, yet only one is sustainable for the long run: smoothies. We believe committing to drinking 1-2 fat-burning smoothies as a meal replacement is the most effective way to hit your weight loss goals and maintain them for life.

Are fruit smoothies good for weight loss?

Yes, fruit smoothies can be great for weight loss when made with whole fruits instead of fruit juices. Whole fruits contain fiber, which helps slow digestion, keeps you full longer, and prevents blood sugar spikes. In contrast, fruit juices strip away fiber, leaving mostly sugar, which can lead to energy crashes and increased hunger. For a weight-loss-friendly smoothie, use whole fruits, balance with protein and healthy fats, and avoid added sugars.

What smoothies are good for weight loss?

Smoothies that support weight loss are packed with fiber, healthy fats, and metabolism-boosting ingredients. Look for recipes with whole fruits, leafy greens, protein, and ingredients like green tea, grapefruit, and avocado to help burn fat and keep you full. Avoid added sugars and fruit juices, which can spike blood sugar and lead to cravings. Check out my #1 fat-burning smoothie recipe below for a delicious, weight-loss-friendly option!

Let me know which of these fat-burning smoothies for weight loss is your favorite. Your feedback helps me and all the readers in this community. And if you’re interested in more plant-based recipes (and exclusive content), sign up for my weekly recipe newsletter.

Fat-burning smoothie for weight loss on table with half a grapefruit.
4.38 from 183 votes

Fat Burning Smoothie for Weight Loss

This fat-burning smoothie for weight loss blends sweet pineapple with fiber-rich kale and celery to satisfy your tastebuds, promote fullness and boost your metabolism. This light yet filling smoothie can support weight loss efforts thanks to the low-calorie healthy ingredients.
Prep: 3 minutes
Blending Time: 2 minutes
Total: 5 minutes
Author: Jen Hansard
Course: Smoothie
Cuisine: Plant-Based
Serves: 1

Ingredients  

  • 1 cup kale
  • 1 cucumber chopped
  • ½ grapefruit peeled and seeded
  • ½ cup green tea chilled
  • 1 stalk celery chopped
  • 1 cup pineapple frozen

Instructions 

  • Place kale, cucumber, grapefruit and green tea into blender.
  • Puree on high-speed until smooth.
  • Add celery and pineapple to blender.
  • Blend again on high-speed until everything is pureed.
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Notes

  • Recipe updated Feb 17, 2025 to support the latest weight loss data.
  • Swap grapefruit with 1/2 naval orange and 1/4 lemon wedge.
  • The pith and peel of the grapefruit are extremely bitter but are beneficial in small amounts. To lessen the bitterness of the grapefruit, remove the fruit from the inner membranes as well as peel before using.
  • Drink 1-2 smoothies a day as meal replacements to get the weight loss benefits you’re looking for.
  • Adding homemade protein powder is a great way to add high-quality protein that won’t affect the delicious taste of the smoothie.

Nutrition

Calories: 185kcal, Carbohydrates: 44g, Protein: 5g, Fat: 1g, Saturated Fat: 0.1g, Polyunsaturated Fat: 0.3g, Monounsaturated Fat: 0.1g, Sodium: 51mg, Potassium: 938mg, Fiber: 8g, Sugar: 30g, Vitamin A: 4061IU, Vitamin C: 149mg, Calcium: 161mg, Iron: 2mg
Tried this recipe? Show me!Mention @SimpleGreenSmoothies or tag #SimpleGreenSmoothies!

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Comments

  1. 5 stars
    explanations are clear and direct very genuine attitude and energy plus full of inspiration . thank you for who you are and what you . many blessings

    1. Thank you John. Appreciate you taking the time to say this. Keep on blending!

  2. 5 stars
    This is a delicious recipe! I make this frequently as a substitute for my usual creamy go-tos. I don’t usually have avocado, so I use a little banana instead. I use decaf green tea. Today I realized I didn’t have pineapple, so I subbed mango, and it was just as good! A very versatile recipe!

    1. I love how you’re swapping it around based on what you have— this is a great way to go! A daily green smoothie is such a powerful habit to embrace when it comes to make healthy habits and weight loss a priority. Keep it up Elizabeth!

    1. I could Chast. Just peel it first then blend the rest in your blender (I don’t even take out seeds— since a high speed blender can puree it all).

  3. I can’t use grapefruit due to it interacting with my medicine, what can I sub for it with the green smoothie? So glad I found your website I can’t wait to try these all out!

    1. Hi Ashley! You an definitely use orange in this one if you can’t do the grapefruit!

    1. Hi Suzy! Oranges or a similar citrus fruit would be a great substitute in this one.