The 9 Best Non-Stimulant Fat Burners for Sleep, Appetite Suppression, and More in 2023

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When used judiciously — and we emphasize the word ‘judiciously,’ meaning used in conjunction with a well-planned diet and workout routine — the best non-stimulant fat burners can potentially help in a fat loss journey. Whether you’re ... Read more
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When used judiciously — and we emphasize the word ‘judiciously,’ meaning used in conjunction with a well-planned diet and workout routine — the best non-stimulant fat burners can potentially help in a fat loss journey. Whether you’re preparing for your first bodybuilding show or just focused on burning fat for your own benefit, it may be worth looking at these supplements.


Most fat burner products contain stimulants, like caffeine (although sometimes it’s yohimbine). But plenty of people are a little sensitive to these ingredients, or they want to take their pills at night time and don’t want to mess up their sleep. Non-stimulant fat burners are out there, but they can be hard to find. Not to worry — we’ve put together a list of the best non-stimulant fat burners on the market to help support all of your fat-burning needs without any of the added stimulants.


The Best Non-Stimulant Fat Burners
Editor’s note: The content on BarBend is meant to be informative in nature, but it should not be taken as medical advice. The opinions and articles on this site are not intended to diagnose, prevent, and/or treat health problems. Speak with your physician before undertaking any new weight loss regimen.


Best Non-Stim Fat Burner Overall
There can be a lot to think about when going into a fat-burning phase and picking the right supplement for your goals. This pick hits many of the essentials we like to see in a non-stimulant fat burner. It has a nice variety of ingredients, is third-party tested, and contains the amino acid carnitine, which may help you pack on muscle mass while also burning fat.


Jacked Factory Lean-XT
This non-stim fat burner earns the superlative thanks to the transparent and simple yet potentially highly effective ingredients list. Each two-capsule serving provides a solid dose of 750mg of acetyl-l-carnitine which may aid in burning fat and help boost your metabolism. (1)(2)You’ll also receive 500mg of green tea extract that’s designed to provide you with clean energy and promote fat loss.














Jacked Factory Lean XT





























Jacked Factory Lean XT









This product contains 750mg of l-carnitine, 500mg of green tea extract, and 180mg of coleus forskohlii and forskolin. Plus, it has Bioperine to potentially help with absorption.

















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A moderate dose of 150mg of forskolin may boost metabolism while also working to potentially suppress appetite and regulate blood sugar. Plus, the five-milligram dose of black pepper extract in Lean-XT may help you absorb the other components more efficiently, so they can get to work.


Specs
  • Active Ingredients: L-carnitine, green tea extract, forskolin, bioperine
  • Price: $34.99
  • Capsules: 60
  • Serving Size: 1 capsule 2x per day
Pros
  • The ingredient list is small, but this fat burner can increase energy, suppress appetite, and burn fat stores.
  • The price point is on the lower end for fat burners.
  • The l-carnitine included here can help increase muscle as well as burn fat.
Cons
  • If you want a small dose of caffeine, this isn’t the supplement for you.
  • This only comes in pill form, so if you don’t like pills, look for a powdered fat burner.
Jacked Factory takes a multi-pronged approach to burning fat with Lean-XT. This has ingredients that work together to potentially boost metabolism, suppress appetite, burn fat stores, and even absorb ingredients better.


[Related: The Best Types Of Supplements For Performance, Weight Loss, And Health]


Best Non-Stim Fat Burner for Bodybuilding
Losing muscle can be the scariest part of trying to get leaner. With Transparent Labs Fat Burner, your shreds don’t have to come at the expense of your muscle gains.


Transparent Labs Stim-Free Fat Burner
Transparent Labs has two different fat burners, one of which has stimulants. This non-stim fat burner is high in ingredients that could help with retaining hard-earned muscle mass — especially the Capismax that can provide an energy boost in the gym, which is useful for bodybuilders on a cut. Capsimax may also help increase thermogenesis, as can the green tea leaf extract, in this formula.









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Transparent Labs Fat Burner Stim-Free









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Transparent Labs Fat Burner Stim-Free










This product uses science-backed doses of cayenne, 5-HTP, and Coleus Forskolin to aid fat loss without the use of jitter-inducing supplements. Use the code BARBEND10 for 10% off!


















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The forskolin included here can help free the fatty cells from tissues, making them more available to be used as energy sources, which can also help bodybuilders push out more reps in the gym (or burn off more calories on the stair stepper). Plus, the bioperine here can help your body absorb more of these ingredients, leaving less to turn into waste material.


Specs
  • Active Ingredients: Green tea leaf extract, forskolin, bioperine
  • Price: $54.99
  • Capsules: 120
  • Serving Size: 2 capsules
Pros
  • The l-carnitine can help maintain muscle during a cut, which is great for bodybuilders prepping for competition.
  • Users may absorb more of the ingredients, thanks to the included bioperine.
  • At under a dollar a serving, this is one of the most affordable fat burners you’ll find.
Cons
  • There’s no caffeine, so if you want a stimulant, you’ll need to go elsewhere.
  • Bioperine is made from black pepper, so if you’re allergic, steer clear of this product.
Keeping your workouts going during a calorie deficit can be hard for bodybuilders. But you don’t need stimulants like caffeine, since this fat burner uses ingredients like green tea extract that can turn fat into energy for a boost during a bodybuilder’s cut.


Read our full review of Transparent Labs Stim-Free Fat Burner.


Best Non-Stim Thermogenic Fat Burner
Editor’s Note: This product contains Hordenine HCl, which is a known banned substance for athletes in the NCAA, Service Members, and possibly others as well. As with any supplement, be sure to read the ingredient label thoroughly before making it part of your supplement regimen.


When it comes to burning fat, a thermogenic supplement can help to increase your body temperature in order to potentially create an environment in your body where more fat burning can take place.


Huge Supplements Exterminate
Thermogenic fat burners can help increase your body temperature to potentially help you burn more fat. One of the main ingredients in this formula that may help with this is stearoyl vanillylamide — this fat burner contains 20mg of this ingredient, which can have a similar metabolism-boosting effect to capsicum and other hot peppers.














Huge Supplements Exterminate









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Huge Supplements Exterminate









Huge Supplements Exterminate green tea extract, which can potentially increase your metabolism. It also includes naringin and white willow extract, both of which can help with fat loss and weight management.

















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You’ll also find 600mg of green tea extract, 200mg of l-tyrosine, and black pepper extract, which can help your body absorb the other ingredients at a more efficient rate. It should be noted that his fat burner is a little pricier than some others on this list at three capsules at roughly $1.66 per serving. .


Specs
  • Active Ingredients: Green tea extract, 5-HTP, naringin, forskolin, white willow extract
  • Price: $49.95
  • Capsules: 90
  • Serving Size: 3 capsules
Pros
  • The stearoyl vanillylamide in this product can help ramp up the body’s thermogenic abilities.
  • This product has a larger list of potentially fat-burning ingredients than others on this list.
  • The included bioperine can help the body absorb this supplement’s ingredients.
Cons
  • This is not the least expensive option on our list.
  • The three pills per day dosing may not be ideal for people who don’t like taking pills.
Huge Supplements offers a thermogenic fat-burning product that contains a stacked list of ingredients that may help you reach your goals by potentially increasing your metabolism. The added black pepper extract can help this product absorb better, as well.


Read our full review of Huge Supplements Exterminate.


Best Research-Backed Non-Stim Fat Burner
If you’re putting something in your body and spending your hard-earned money on a supplement, you probably want to ensure that the ingredients are backed by research. That’s why we really like Legion Phoenix Stim Free.


Legion Phoenix Stim Free
This fat burner from Legion is about as good as it gets when looking for a product that is supported by the literature. The combination of ingredients is supported by 26 peer-reviewed studies and features seven ingredients with clinically effective doses. There are ingredients meant to reduce appetite like caralluma fimbriata (1,000mg) and 5-HTP (150mg).














Legion Phoenix





























Legion Phoenix









Legion's Phoenix comes with an extra absorbable form of synephrine and a high dosage of EGCG to promote its fat-burning properties. Each five-capsule serving provides 834 milligrams of Citrus Aurantium.














































You’ll also find ingredients to potentially aid in calorie burning — 50mg of forskolin, 100mg of black ginger, and 153mg of manuca pruriens. Phoenix is free of caffeine, so you don’t have to worry about becoming jittery or disturbing your sleep. If you want to read the research, Legion has it readily available on their website. And here’s good news for vegetarians — they’re vegetable capsules, so they’re acceptable for people avoiding animal products.


Specs
  • Active Ingredients: 5-HTP, caralluma fimbriata, l-dopa, forskolin
  • Price: $49.97
  • Capsules: 90
  • Serving Size: 3 capsules
Pros
  • This supplement offers a solid combination of fat–burning ingredients at a decent price point.
  • Legion pulls its ingredients from current clinical research.
  • Legion also offers a version with stimulants if you’d prefer a higher jolt of energy.
Cons
  • If you want a fat burner with a focus on preserving muscle, you’ll want one with l-carnitine.
  • You have to take three pills a day, which may not be appealing to those with an aversion to pills
If you won’t settle for just any fat burner and want only ingredients that are supported by the research then you will like Legion Phoenix Stim Free. Its seven clinically dosed ingredients are supported by 26 peer-reviewed studies and priced well to boot.


[Related: Nutrition For Bulking: 10 Tips For Intelligent Muscle Gain]


Best Non-Stim Fat Burner Pre-Workout
For those who prefer to take their fat burner as a pre-workout in hopes of boosting your intra-workout fat burn, this may be the product for you.


Transparent Labs Stim-Free Pre-Workout
For those looking for a non-stim fat burner combined with their pre-workout, this product is your answer. In addition to traditional pre-workout ingredients like 6,000mg of citrulline malate, 4,000mg of BCAAs, and 4,000mg of beta-alanine, this pre-workout contains 500mg of choline bitartrate, which can can help play a role in the metabolism of fat.














Transparent Labs Stim Free Pre-Workout









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Transparent Labs Stim Free Pre-Workout









An unusually powerful pre-workout that's packed with clinically effective doses of ingredients linked to everything from power to endurance. All of this without the use of caffeine or other stimulants.

















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You only need one scoop mixed with water for a full dose, but this product is a bit pricier due to the robust ingredients list. However, it does come in six delicious flavors — Strawberry Lemonade, Sour Grape, Blue Raspberry, Green Apple, Tropical Punch, and Orange.


Specs
 
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