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I’ll say this upfront: no smoothie burns fat while you sit there drinking it. What this smoothie actually does is keep you full, cut down on mindless snacking, and make it easier to stick with your goals — which, over weeks and months, is what actually transforms the bod.
I crafted this fat-burning smoothie around a few ingredient combos that show real research support for fullness and blood sugar, then made sure it actually tastes good enough that I’d drink it often. That’s the whole strategy. If your goal this season is to slim down, start here — this recipe is one of our top-rated weight loss smoothies.
Ingredients in Fat-Burning Smoothie
- Kale: the fiber and bulk in this smoothie — barely tastes like anything once it’s blended with the fruit.
- Cucumber + celery: mostly water, so they stretch the smoothie into a bigger, more filling glass without adding many calories.
- Chia seeds: they swell up and thicken the smoothie, plus add a bit of staying power between the fiber and plant-based fat.
- Grapefruit: brings natural sweetness and the fullness benefit noted above. Removing the inner membrane before blending cuts most of the bitterness.
- Green tea: swapped in for plain water as the liquid base, so you get a little natural caffeine along with the antioxidants.
- Pineapple: balances out the grapefruit’s tartness and makes the whole thing taste more like a treat than a health food.
- Protein powder: added at the end so it blends without turning gritty — this is what turns the smoothie into something that holds you until lunch instead of an hour.
More Ingredient Combos
- Cacao + almonds: cacao’s flavanols are an active research area (including work published in BMJ) — and more importantly, chocolate that’s actually good for you makes a routine you’ll keep.
- Oats + blueberries: oats are the fiber workhorse of this whole list. The blueberry belly-fat study you may have seen was done in rats — promising, not proof — but berries + oats is a fullness combo I’d bet on regardless.
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How to Make Fat-Burning Smoothie
Of all the recipes I’ve created, this is the one I come back to: greens, fiber, and superfoods that curb my cravings and keep me energized until lunch. Five minutes, one blender — here’s how:
- Fill your blender with kale, cucumber, celery, chia seeds, grapefruit and chilled green tea.
- Puree until smooth.
- Add frozen pineapple. Remove the grapefruit’s inner membrane to cut bitterness — or swap in orange + lemon.
- Blend on high speed until combined (about 30 seconds).
- Add one serving protein powder and blend on low speed just to mix.
- Pour into a glass and serve chilled.
Common Questions
It’s best fresh, but you can store it in an airtight container in the fridge for a few hours. Give it a good shake before drinking since the chia seeds will settle.
Yes, though it won’t hold you as long. If you skip it, consider adding a spoonful of nut butter or extra chia seeds for staying power instead.
Orange and lemon together give you a similar tart-sweet balance without the bitterness, if grapefruit isn’t your thing.
Fat-Burning Smoothie
Jen HansardVideo
Ingredients
- 1 cup kale
- 1 cucumber chopped
- 1 tablespoon chia seeds
- ½ grapefruit peeled and seeded
- 1 stalk celery chopped
- ½ cup green tea chilled
- 1 cup pineapple frozen
- 1 serving whey protein isolate
Instructions
- Place kale, cucumber, chia seeds, grapefruit, celery and green tea into blender.
- Puree on high-speed until smooth.
- Add frozen pineapple to blender. Blend again on high-speed until everything is pureed.
- Add one serving protein powder and blend on low.
- Pour into a glass and enjoy!
Recipe Notes
- On medication? Grapefruit interacts with some prescriptions — swap in orange or clementine
- Pith power: 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.
- Vegan? Swap whey protein with homemade protein powder or preferred powder.
- Prep ahead: chop the kale, cucumber, and celery and freeze in a bag so this comes together even faster on busy mornings.
- Adjust the tartness: if grapefruit is too bitter for you even after removing the membrane, start with half a grapefruit and add more to taste.
- Serve it cold: this one’s best straight after blending, over ice if you like it extra chilled — the texture gets watery if it sits too long.
Nutrition
Equipment
Dietary Adjustments & Substitutions
Need to swap an ingredient or accommodate a food allergy? Click the button below for tailored suggestions just for you:
Thanks for the recipe! It was delicious!
Is there anything I could try in place of grapefruit though? I can’t have any because of a blood thinner I’m on. Wonder if orange would work?
Hey Hailey,
There really isn’t a substitute for grapefruit as far as benefits but for taste you can totally swap it with any citrus fruit. So an orange would be great!
I have meds for high blood pressure and was told not to eat grapefruit until 2 hours had passed from taking my meds to eat grapefruit.
Hey Betty,
Make sure to check with your doctor so that you are doing what is best for your body.
Hi! Love this smoothie, i feel like Wonder-Woman after having this for breakfast! 🙂 I always have at weekends but dont have time during week to make it fresh each morning before work – is it suitable for freezing? Was thinking I could make a batch at the weekend and freeze portions to have during the working week.
Yay!!! We love that wonder woman feeling!! 🙂
You can totally freeze your smoothie, just make sure to put it back in the fridge in enough time for it to thaw out. Also our smoothies can stay in the fridge for up to two days. Just add in some lemon juice to keep the color, give it a little shake and you are good to go!
Even though this smoothie isn’t as sweet as most other SGS recipes, it’s thoroughly satisfying and very delicious. I love any smoothie that combines fruits with veggies. I made it with kale and added chia seeds. This could easily become part of my regular rotation.
Hi Mireille,
SO glad that you enjoyed this recipe so much! The kale and chia seeds sound like a great addition to this recipe 🙂
Pleasantly surprised. Delicious! I had to do a couple of modifications because I didn’t have all of the ingredients. I replace spinach with kale and collard greens, a tangerine but of grapefruit oh, and I didn’t have any mint. But it came out great! Diet plan to eat a meal with it this morning because I felt the need to chew however, I was quite full with one serving and some water. Instead I’m making a big lunch with this afternoon and plan to have another smoothie this evening. Thank you so much for sharing this! And thank you everyone else for your input and suggestions because that truly made a difference in me trying out this drink. Oh and I’ve never had avocado in a smoothie before, but I love Avocado. It gave it a nice creamy consistency without interrupting the other flavors. And the MS in my user name stands for Multiple sclerosis.