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I started making weight loss smoothies after having two kids back-to-back, when stress-eating Goldfish and complete exhaustion made losing weight feel impossible. These smoothie recipes use low-calorie greens and nutrient-dense fruits to jumpstart metabolism and support fat loss.
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Why Smoothies Help You Lose Weight
Smoothies can be a great tool for weight loss due to their versatility and nutritional density. I started blending a smoothie each morning while doing my 21-Day Cleanse. The natural energy boost gave me motivation to start working out, and within just a week, I began to see results. Some days I even swapped in a second smoothie as a meal replacement smoothie, because it tasted so good! Here’s why they work:
- Fiber keeps you full: Blend a variety of fruits (banana, strawberries, oranges) and leafy green vegetables (spinach, kale, chard) together to create a high-fiber drink that’ll keep you full and satisfied.
- Simple portion control: Measure out the ingredients before you add to the blender to make portion control easy.
- Curb false hunger cues: All my weight loss smoothie recipes use 1 cup of liquid to hydrate your cells, curb hunger, and help your body function properly.
- Quick meal replacement: Use a combination of plant-based protein and healthy fats to create an ideal meal replacement.
- Burns fat: Use ingredients, like green tea and grapefruit, that are packed with nutrients and scientifically proven to burn fat.
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▶ Want healthy eating to stick? Start with my free 5-Day Smoothie Challenge for daily recipes, simple tips, and a tracker to build the habit — or jump into the 21-Day Cleanse for a full step-by-step reset.

What Do You Put in a Weight Loss Smoothie?
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.
- Soluble fiber: Soluble fiber, found in fruits, vegetables, oats and legumes, help slow down food as it passes through your digestive system. This helps keep you full, so you naturally eat less.
- High-protein: Adding a plant-based protein powder or unsweetened Greek yogurt to your smoothies can increase your protein intake. If you’re doing HIIT workouts, using smoothies as a post-workout protein weight loss 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).
- 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.
How to Make and Store Smoothies
- Most smoothies can be made the night before, so breakfast is ready when you are. Pour your blended smoothie into an airtight jar and refrigerate for up to 24 hours. Fill the jar as full as possible to limit air exposure, then give it a good stir before drinking.
- Make frozen meal prep smoothie packs to have pre-made bags of smoothies in your freezer to make when you want.
Healthy Weight Loss Smoothie Recipes
I can’t wait for you to see just how tasty and simple weight loss can be with a daily smoothie habit. When you start your day nourishing your body, you begin to crave healthier foods all day long. The more healthy foods we put in our body, the less room there is for junk food.
Chia Seed Smoothie
Meal Replacement Smoothie
Vanilla Matcha Smoothie
Best Green Smoothie
Creamy Banana Smoothie (high-protein)
Cherry Collagen Smoothie
Avocado Banana Smoothie
Low-Calorie Zucchini Smoothie
Healthy Mixed Berry Smoothie
Chocolate Peanut Butter Smoothie
Cherry Vanilla Smoothie
Vanilla Peach Yogurt Smoothie
Apple Celery Smoothie
Healthy Blueberry Smoothie
Pineapple Ginger Smoothie
Thick Keto Smoothie Bowl
Creamy Mango Smoothie
Savory Cauliflower Smoothie
Vanilla Flaxseed Smoothie
Strawberry Banana Smoothie
Fat-Burning Ingredient Combinations
Certain food combinations can help burn belly fat and lead to overall weight loss. I try to use these combinations in my fat-burning smoothies recipes to get the best weight loss results.
- Green apple + 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 + 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 + 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 + almonds: Packed with flavanols, cacao can prevent people from gaining weight, according to a study published in BMJ, and may increase energy expenditure.
- Oats + 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.
Want to try these combos at home? Check out my guide on how to make a smoothie to blend them perfectly every time.

How to Make a Weight Loss Smoothie
I’ve created so many weight loss smoothies, and while I love a lot of them, the one I’ve included below is hands-down my favorite. It’s packed with metabolism-boosting greens, fiber, and 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! Here’s how to make it:
- Fill your blender with kale, cucumber, celery, and cooled green tea.
- Puree together until the ingredients reach a smooth consistency.
- 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. If using fresh, follow my guide to cut pineapple like a pro.
- Blend the ingredients until combined.
- Pour into a glass and serve chilled for the most refreshing taste.
If you make this fat-burning smoothie for weight loss, I’d love to hear how it turned out in the comment box below. 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.

Dietary Adjustments & Substitutions
Need to swap an ingredient or accommodate a food allergy? Click the button below for tailored suggestions just for you:

Fat-Burning Smoothie
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
- 3 tablespoon chia seeds
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
- 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
Did you make this recipe?
Leave a review for a chance to win signed copies of my cookbooks!Common Questions
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.
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
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.
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 using quality smoothie blenders to enjoy them easily and effectively.
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.
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.
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.
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!
































This combo of flavors was better than I expected. The mint really stood out!
Day # 5 green smoothie challenge is an adventurous one.
Lol that is Certainly different that cayenne pepper definitely give me a wake up call as I was getting ready for work at 4.30 this morning
Any suggestions on what to use instead of green tea?
Hi Amber! You can substitute for the liquid of your choice: water, coconut water etc.
Hi. Does anyone know if the fat burning smoothie actually tastes good? I have had green smoothies and i HATED them. I want to enjoy it but also lose the weight…
You should definitely give it a try, Isabella! There are also other smoothies on the list above the recipe you could try out as well!
I commend you for your hard work. Sometimes you could add syrup, (not honey,) or Stevia, even a bit of sugar won’t set you back.
Perhaps look up what one stalk means. Just made this and used one stalk instead of one rib. Disgusting
I wonder if the terminology is regional? I’ve been cooking my entire life and have only seen ‘one stalk’ refer to a single stick. I did look it up and found both answers. I agree that the recipe would be disgusting with an overload of celery though.
Hi! I’m a student and I been really depress this year because I’m trying to lose fat/lose some pounds and almost no exercise so I don’t know which smoothie could help me achieve my goal fast without doing to much exercise… but I’m trying to at least walk everyday a few minutes.
What do you recommend?
Hi Melissa! I’m not a dr. so no medical advice yet walking and smoothies are a great start! The Fat Burning smoothie is a go to for me.
Stress, sleep and healthy eating can cause all kinds of problems.
Take a walk when you can, learn to replace breakfast with a healthy smoothie, which is easy to google recipes and hot meals. Then use recipes with ingredients you like, a Woman’s once a day, all of the B vitamins B12, Chia and Flaxseeds, and many more. And consistency is important for daily life. You can include items you like and play around with them.
Remember water and supplements are essential and warm meals for dinner that would allow your food to be dinner. If you’re hungry in between, healthy snacks are a great way to stay consistent.
Smoothie, snack, and dinner (not too late) are ways that consistently helps with digestion and losing weight.
Do not forget that water, a short walk, healthy diet and I go to an acupuncturist and she’s changed my life for the better. You can do anything and I don’t know you. I am not unfamiliar with your situation and 6-12 months ago I had lost two sizes down, I sleep better, and I have more energy. But you need to do the work. If you want more information, just reply. YOU CAN DO THIS!
Do you have recommendations for a substitute for grapefruit?? I’m allergic to it.
Oranges, mangoes or peaches could work!
Can’t print it
Hi Carol! Usually if it’s looping back around to the recipe page after clicking, it’s due to a setting in your computer browser. Usually a pop-up blocker etc! Hope this helps!
Hi,
I just stopped working because of a medical condition and have started quickly gaining weight- also a side effect of one of my meds. I’m sadly up 6 pounds in a month 🙁
Although I’m doing moderate exercise daily and trying to keep busy, I do find I’m eating more (I’m trying to keep the foods healthy), but I’m watching the scale go up and up!!
I turned 50 in February, so I know changes are obviously inevitable, but I am having a very difficult time dealing with this. I don’t want to wind up with the “pregnant belly.”
Do you this is a good approach for me? I was thinking of doing Keto again which has helped in the past. Maybe a combination?
Hi Stephanie! So sorry to hear of all your troubles. I would definitely give this smoothie a try in combination with healthy recipes and exercise. I’d also suggest reaching out to your doctor as well, they may have some ideas!
Hi.
I am unable to eat/drink grapefruit due to a certain medication that I am taking long term. What can I use as an alternative but with equal results?
Many Thanks
Tracie
Hi Tracie! You could try oranges, mangoes, peaches, pomelos, or tangerines. They would change the taste a little, and possibly the results but would be great substitutes!
I am excited to start this journey.
I got your book, ‘Simple Green Smoothies’
Thanks for sharing your Success with the Whole.
So happy for you, Ann-Marie! You will looooove all the smoothie recipes, the book has so many!
I absolutely love this smoothie! Only just started having it on a daily basis to help my fat loss journey so haven’t actually lost any weight yet but I feel so full but also so energised after this that I feel for sure it’ll help me! Plus, it actually tastes really nice! If I make a big batch at the start of the week, how long will it keep for in the fridge? Also, can it be frozen? Thanks SO so much for sharing! You’ve got a new fan ☺️
Yay Sam! So glad you’re feeling the energy from this one, it’s one of my favorites! Be sure to check out our Spring Cleanse when it gets released! It should keep a couple days in the fridge. When I freeze, I typically just put the ingredients in a freezer bag (not the liquids) and then use that to blend for the day.
i just started drinking these, i froze mind and took it out when i went to work. By lunchtime(6hrs thaw) it was kind of a sorbet consistency. Instead of drinking it, i had it with a spoon, which was equally enjoyable. I really love this smoothy as well. It hides the protein powder , that i don’t care for most day.
Love this, Kristal! I’m definitely going to try that too!
Ah fabulous, thank you both for your replies! I’ll definitely check out the spring cleanse!
You’re so welcome, Sam! I can’t wait for the spring cleanse info to come out!
You have a beautiful smile.
Thanks so much for the kind words!
I loved this smoothie – So, so good!
Grapefruit are out of season what can I use instead, grapefruit juice?
Thank you!
Hi Angharad! I would recommend oranges, mangos, pineapple or lemon, depending on the smoothie!
What is a homemade protein powder I can use?
Hi Sabrina- This is the recipe for homemade protein powder that’s on the blog!
What is a good substitute for grapefruit?
Hey Sharron – I would recommend oranges, mangos, pineapple or lemon, depending on the smoothie! If medication is the reason why you’re avoiding grapefruits, as I know it can interact with certain blood pressure medications, then I would check with your doctor before swapping for another citrus fruit, like oranges or lemons. 🙂
Hello,
Do these smoothies include a liquid like Almond milk or anything? It isn’t mentioned in the ingredients so I wasn’t sure. Thank you 🙂
Hey Ashley – absolutely! Most of our smoothies use a liquid base. Our favs to use are almond milk, coconut milk, coconut water or regular water! There are a few that use cashew milk or don’t require any extra base, because there are super juicy fruits included that will create enough liquid during blending.
You can feel free to swap our recommended liquid base for one that you’d more prefer. Just be aware that nutrition/calorie facts will be impacted. 🙂
What can I swap in for celery? I’ve never been able to eat it or use it in juice as it makes me quite sick.
Hi Colette, great question! My number 1 recommendation to swap for celery is fennel,but if you’re not into that, feel free to omit the celery. 🙂
For any other questions you may have for great swaps, check out our Rawkstar Substitution Guide
Could have 4 smoothie and 1 meal(dinner) since its recommended 5 meals a day?
Dee- Lots of people choose to drink a variety of smoothies as meal replacements within their balanced diets. Good luck and have a rawking year.