Last updated on July 20th, 2021 at 04:11 pm

When selecting a fat burning supplement, you must be aware of the risks involved with those that have stimulants such as caffeine. Some people may not mind or react to stimulants, but others get the jitters and other unpleasant effects.

Choosing a stimulant-free supplement that works to burn fat can help you safely stimulate your metabolism and maintain a healthy weight.

With the broad variety of products on the market today, we’ve included three popular choices that provide the best fat burning effects without the jitters.

1. PhenQ

The advanced formula you’ll find in PhenQ promises to give you no side effects while working to help you lose weight in a simple way. The product has the ratings to back it up.


Although it has powerful ingredients, it is 100% natural, so you don’t have to worry about the risks involved in taking this product. Plus, it will certainly not give you jitters!


  • 100% natural ingredients.
  • Improves muscle tone in addition to burning fat
  • Produced in FDA and GMP approved facilities.
  • No serious side-effects.
  • Quick absorption.
  • Money-back guarantee.


  • Not recommended for breastfeeding or pregnant women.
  • Not easily accessible.


A great thing about the manufacturer of PhenQ is complete transparency. The 100% natural formula has the following ingredients:

  • Caffeine Anhydrous
  • Calcium carbonate
  • Capsimax Powder
  • L-Carnitine Furmarate
  • a-Lacys Reset
  • Nopal

Users have reported results of a 3% decrease weight, 7% decrease of fat, and 4% increase of muscle all without the use of stimulants. This selection check out with great results for those who want to avoid jittery sensations.

Related article  Phen24 Review: Benefits & Medical Usage

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2. Instant Knockout

Instant Knockout is used by pro martial artists to help them shed pounds quickly. It includes 10 strong fat burning ingredients that increase the metabolic rate and curb appetite. It is considered a thermogenic supplement, which produces heat in the body through metabolic stimulation.

instant knockout

The product does contain caffeine, which makes it not the best fat burner without jitters. If you’re sensitive to stimulants, this is not the best choice.


  • Quality 100% natural ingredients.
  • Burns fat and improves muscle tone.
  • Helps you maintain high levels of energy.
  • 90-day money back guarantee


  • Not FDA approved
  • Has large amount of caffeine.
  • Some reviews report jitters without results.


Let’s take a look at the ingredients that makes Instant Knockout unique:

  • Vitamin B6
  • Vitamin B12
  • Zinc
  • Piperine
  • GTF Chromium
  • Green Coffee Bean
  • Caffeine Anhydrous
  • Glucomannan
  • Cayenne Pepper
  • Green Tea Extract

Reviews of Instant Knockout have been mostly positive, there’s a reason why the pros use it. It could work very well for many people, however, it is important to note the stimulants in the formula for those with sensitivities. If you have sensitivities, this one will most likelly give you the jitters!

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3. Hunter Burn

Hunter Burn is known for using plant extracts, vitamins, and minerals in their formula. It has been on the market as a high-end products that helps you burn fat, tone muscles, and control food cravings.

Its clinically proven ingredients promise to give you a safe alternative to some dangerous products on the market today.

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  • Increases energy and boosts mood.
  • Clinical dosage or best results.
  • Retains muscle while burning fat.
  • No stimulants, additives, or allergens.
  • Meets FDA and cGMP regulations.
  • 90-day money back guarantee.


  • Requires a dosage of six daily tablets.
  • High price.
  • You must include a healthy diet with your regimen.


  • Matcha green tea
  • Konjac root
  • White kidney bean
  • Cayenne Pepper
  • L-Theanine
  • Vitamin D

For those sensitive to stimulants Hunter Burn has a lower risk of causing agitation or other types of side effects. It is a more gentle formula that still helps with your physique without the risk of feeling jittery.

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For the best fat burner without jitters, PhenQ and Hunter Burn are our top choices. Although Instant Knockout delivers what it promises, there are risks involved for those who want to avoid jittery effects.

The great thing about all of these products is that they are all made with natural ingredients. This brings a lot of hope to the that fat burning supplement industry.





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