For most men, having a lean, toned, and sexy body is the ultimate feat of masculinity.

Some studies show that appearance is linked to success and confidence, and so the better one looks, the more confident they are.

Reasons such as lack of time and motivation may have prevented you from attaining your dream body.

For others, even with exercise and healthy eating, you may still have stubborn fat clinging to sensitive areas like the stomach.

Struggling with fat loss can quickly lead to low self-esteem and poor performance at work and at home.

Fortunately, the health industry offers numerous products that can aid in weight loss.

Some of these products, unfortunately, might result in adverse side effects that far outweigh the benefits.

Others give generous promises, but when it comes to results, they end up a disappointment.

So how can you know which is the best weight loss product in the market that will be worth your hard-earned money?

This review attempts to make this decision easier for you by discussing six of the best fat burners for men out there.

It tells you what they are, who makes them, their benefits as well as their pros & cons.

It also answers some of the most frequently asked questions about fat burners.

If you are in the market for one, this review will help you narrow down your options and send you on your way to attain the best body of your life.

6 Fat Burners For Men Compared

1. Instant Knockout

instant knockout

Instant Knockout is a potent fat burner that was initially designed for pro boxers and MMA fighters.

It is now readily available for any man who is looking to erase even the most stubborn fat.

Instant Knockout is formulated with ten of the most advanced fat burning heavyweights.

These comprise natural, clinically tested ingredients powered by green tea, glucomannan, and cayenne pepper.

These elements boost your body’s natural metabolic rate, turning it into a fat-burning furnace, even during rest.

By suppressing appetite, it ensures that you don’t keep reaching out for sugary snacks, reducing the number of calories consumed.

Similarly, putting in an intense workout requires energy, and Instant Knockout ensures that you keep up the pace by supplying much-needed power.

Instant Knockout is manufactured by Roar Ambition, one of the most popular companies in the health and sports supplement industry.

Roar Ambition is based in the UK and makes this supplement in the USA in FDA approved facilities.

Instant Knockout ships worldwide and comes with a 90-day money-back guarantee.


Some of the benefits you can expect from Instant Knockout are:

  • A reduction in unsightly body fat
  • Increased energy levels
  • Toned, sculptured muscles
  • Better control over cravings and appetite
  • An increase in self-confidence
  • Increased strength & stamina


  • It reduces unwanted body fat
  • It raises energy levels
  • Endorsed by MMA fighters and professional boxers
  • Formula backed by scientific research
  • Made in the USA in FDA approved labs
  • The manufacturer enjoys a good reputation
  • Formulated from potent, natural ingredients


  • The money-back-guarantee does not apply to all purchases
  • Results are not standard and will vary with people
  • Contains a high dose of caffeine which might affect some people
  • The price is on the higher side

2. Clenbutrol


Clenbutrol is a safe and legal alternative to Clenbuterol, a powerful steroid used by bodybuilders.

It, however, delivers all the benefits of a steroid without any of the unwanted side effects.

Clenbutrol is a powerful thermogenic that burns fat, improves cardiovascular performance, and increases energy and endurance.

More specifically, it raises the body’s metabolic rate, burning through calories, and stored body fat to leave you looking lean and toned.

It is made from a combination of vitamins and herbal extracts known to boost the body’s fat-burning abilities.

This formula does not contain any artificial additives or allergens like shellfish and gluten.

If you use Clenbutrol as recommended, the manufacturer promises that you will see changes in only 30 days.

This powerful fat burner is manufactured by Crazy Bulk, a maker who specializes in making safe and legal alternatives to popular steroids using quality ingredients.

Other than this fat burner, this company makes testosterone boosters and muscle builders.

Crazy Bulk manufactures its products in FDA certified labs in the United States and ships free worldwide.


This fat burner promises you:

  • Accelerated fat burning
  • Lean muscle
  • Increased energy levels and endurance
  • A boost in self-confidence


  • Improves the body’s fat-burning abilities
  • Boosts energy and stamina
  • A safe and legal alternative to a potent steroid
  • Delivers rapid results within 30 days
  • Does not contain artificial additives or allergens
  • The manufacturer offers free worldwide delivery
  • Enjoys many positive reviews from users


  • Must be combined with a good diet and exercise to work
  • Contains caffeine which might affect sensitive users
  • Only available online

3. Hunter Burn

hunter burn

Hunter Burn is a premium fat burner designed for professional men who want to look and feel good.

It markets itself as a ‘smart’ fat burner as it works with the body and diet to eliminate fat while maintaining muscle mass.

Hunter Burn works in three main ways- it accelerates fat burning, suppresses cravings and boosts energy, preventing crashes even in a low-calorie diet.

This supplement is formulated from the cleanest, most potent of natural ingredients that have been added in clinically tested doses.

For instance, this formula uses matcha, a form of green tea that is three times more powerful than other green teas, boosting metabolism by 35%.

It does not include artificial additives, colors, soy, gluten, shellfish, or preservatives.

Hunter Burn is manufactured by Roar Ambition, the makers of another potent fat burner, Instant Knockout.

It is part of the Hunter Suite of products that also include Hunter Test and Hunter Focus.

Roar Ambition has offices in the UK but makes its products in FDA and cGMP approved facilities in the USA.


The main benefits you will get from Hunter Burn include:

  • Leaner muscles
  • Loss of abdominal fat
  • Fewer cravings and better diet management
  • A steady energy supply devoid of crashes
  • Increased confidence and high self-esteem


  • It promotes fat loss while retaining muscle mass
  • Increases energy and suppresses cravings
  • Designed for professional men who want to be successful
  • Made from clean, natural ingredients with no side effects
  • Formulated in clinically tested doses
  • The maker offers a 90-day money-back guarantee


  • Works when combined with diet and exercise
  • Free shipping applies only to some packages
  • Being a premium fat burner, it is pricey
  • Requires one to take up to six capsules per day

4. PhenQ


PhenQ is a powerful fat burner that contains the benefits of five weight loss pills in one.

Unlike other pills that only address one issue, PhenQ targets five different areas to bring you the slim body that you have been looking for.

Other than burning fat, it contains ingredients that stop your body from producing new fat, ensuring that you stay lean.

Additionally, it suppresses appetite and reduces hunger and cravings, which prevents overeating, further reducing stored fat.

Finally, PhenQ boosts energy levels and moods, making sure that dieting and working out does not leave you feeling cranky and irritable.

This fat burner relies on top ingredients comprising of herbs and amino acids, such as Bopal, L-Carnitine, caffeine, and capsimax powder.

These ingredients are 100% natural and suitable for vegans and vegetarians, not to mention that it does not cause any adverse side effects.

PhenQ is manufactured by Wolfson Berg Ltd, a company based in Cyprus.

It relies on a team of nutrition experts, fitness professionals, and health consultants to come up with cutting edge health and sports supplements.

PhenQ has been sold to over 19,000 customers and ships worldwide.


If you are thinking of incorporating this fat burner in your fitness routine, here are some of the benefits that you can expect:

  • Fast fat loss
  • An increase in muscle mass
  • A suppressed appetite and a healthier relationship with food
  • Less fat production and storage in the body
  • Improved moods
  • Higher energy levels
  • A boost in self-confidence


  • Accelerates fat loss and increases energy levels
  • Blocks the production and storage of fat
  • Combines the power of five pills in one
  • Comes with a money-back guarantee
  • Popular product sold to over 19,000 customers
  • Made in FDA and cGMP registered labs
  • Formulated by health and nutrition experts
  • Does not cause any adverse side effects
  • The manufacturer offers free shipping


  • Only available on the manufacturer’s website
  • Results are not guaranteed and will vary with people
  • Contains caffeine which might disrupt sleep in sensitive people

5. Burn Booster

burn booster

Burn Booster is a dietary supplement that promises to help you lose excess weight and keep it off.

According to the manufacturer, this fat burner can help you lose up to 17lbs in a month.

To do this, Burn Booster relies on an impressive combination of ingredients to jumpstart metabolism, suppress appetite, and increase energy levels.

To accelerate metabolism, or the body’s ability to burn fat, it relies on cayenne pepper and Garcinia Cambogia.

When used together, these two ingredients increase thermogenesis, turning the body into a fat-burning furnace.

Barley grass is another crucial ingredient that is full of fiber, and once consumed, it promotes a feeling of fullness, curbing appetite.

To boost energy levels, Burn Booster relies on green coffee, which also lowers bad cholesterol levels in the blood.

Because all these ingredients are natural, they do not cause any nasty side effects.

If you are wondering how long these pills take to work, you will be happy to hear that you will start dropping weight in 2-3 weeks of use.

You must take them continuously, however, for sustained results.

Information on who manufacturers Burn Booster is not readily available on the official website, but we can confirm that it is distributed by TWC Holdings.


Some gains to expect from Burn Booster include:

  • Increased metabolism for faster fat burning
  • It will curb appetite preventing over-eating and cravings
  • It will boost your energy levels
  • You will enjoy a slim figure
  • The results will boost your confidence


  • It speeds up metabolism
  • It increases energy levels
  • Made from natural ingredients with no side effects
  • Gives quick results
  • Used by models and celebrities
  • Formulated with potent ingredients
  • Has many positive reviews from users


  • The manufacturer does not offer free shipping
  • It does not carry a money back guarantee
  • Manufacturer information is not available

6. Fast Burn Extreme

fast burn extreme

Fast Burn Extreme is a potent fat burner that provides the ultimate weight control.

It does this by encouraging thermogenesis, stimulating fatty acid oxidation, and maintaining normal blood sugar levels.

These fat loss actions are supported by carefully selected ingredients such as Indian nettle, bitter orange, and cayenne fruit.

Hydroxycitric acid (HCA), for instance, inhibits the production and storage of fat in the body.

Fast Burn Extreme also contains caffeine and Vitamin B6, both of which promote energy metabolism and improve alertness and reaction speed.

All the ingredients in this formula are natural and so will not cause any adverse side effects.

It does, however, contain a healthy dose of caffeine and, for this reason, should not be mixed with other stimulants.

Fast Burn Extreme is manufactured by Nuvia Lab, a company founded in 2008.

Nuvia Lab is based in San Francisco, USA, and specializes in health, cosmetic and beauty products.

This product ships worldwide and comes with a 90-day money-back guarantee.


Fat Burn Extreme has many health benefits that include:

  • It supports overall weight control
  • Stimulates the reduction of stored fat
  • It jumpstarts thermogenesis in the body
  • It promotes the metabolism of carbohydrates and fats
  • Maintains normal blood sugar levels
  • Boosts energy and alertness
  • It inhibits fat production and storage
  • Increases reaction speed
  • Regulates hormonal activity
  • Promotes endurance and strength


  • Speeds up fat burning
  • Made from natural ingredients
  • Boosts energy and endurance
  • Stops the formation of new fat deposits
  • Made by a reputable company
  • Comes with a 90-day money-back guarantee
  • Manufactured in the USA in cGMP certified facilities


  • Contains a high content of caffeine which might disrupt sleep
  • Must be accompanied by a healthy diet and exercise to work
  • There are no customer reviews on the official website

Fat Burning Supplements For Men FAQ

What are fat burners?

Fat burners are dietary supplements that claim to melt away unwanted and excess fat in the body. They accelerate fat loss by boosting the body’s metabolism or ability to burn calories.

They also contain ingredients that suppress appetite, which prevents over-eating and reduces cravings.

Fat burners also increase energy levels in the body, enabling one to maintain vigorous workouts. Most fat burners will contain ingredients like cayenne pepper, caffeine, and fiber-rich appetite suppressants.

What are thermogenic fat burners?

Thermogenic fat burners are dietary supplements that increase the body’s ‘thermogenesis’ or body temperature. These supplements contain ingredients that accelerate metabolism in the body, leading to faster fat burning. Examples of these ingredients are caffeine, green tea, and capsaicin.

What are the most common ingredients in a fat burner?

Some of the common ingredients that you should look out for in a potent fat burner include caffeine, green tea, B vitamins, black pepper, L-carnitine, L-theanine, glucomannan, raspberry ketones, garcinia cambogia, and linoleic acid, among others.

Are fat burners steroids?

No, they are not steroids. Fat burners are made from natural ingredients like herbs, vitamins, minerals, and amino acids. There are fat burners that are fashioned after steroids, such as Clenbutrol but are not steroids. They also do not cause the harmful side effects associated with steroids.

How fast do fat burners work?

Fat burners work alongside the body to give you the results you want, and this takes some time. On average, most will start showing results in about 4-6 weeks. Similarly, they don’t work in isolation and will require you to maintain a clean, healthy diet as well as exercise. To see sustained results, you must take the fat burner continuously.

Can I take a fat burner with other supplements?

Yes, it is possible to combine most fat burners with other supplements. Several manufacturers recommend a certain combination of supplements to be used.

For instance, the makers of Hunter Burn recommend that you use it alongside Hunter Focus, a nootropic, and Hunter Test, a testosterone booster. You should be careful however, when combining supplements that have stimulants like caffeine in them.

Do fat burners help you gain muscles?

Fat burners will primarily aid your body in fat burning, but will not directly build muscle mass. There are muscle building supplements that you can use, but if you combine a potent fat burner with a good diet and weight lifting regime, you will build muscle.

Do fat burners work?

Well, this will depend on how potent your fat burner is. Unfortunately, some manufacturers put together some ingredients that are not useful when it comes to burning fat. A majority of fat burners, such as those highlighted in this article, work well, but as mentioned, most require that you adhere to a good exercise and diet regime to see and sustain results.

Must I take fat burners to lose weight?

Well, technically, no, as you can lose weight using other methods. Fat burners are essential to supplement what else you are doing to lose excess fat. If you have been putting in effort without seeing any real results or you have decided to start a fitness regime but don’t know what to do, then a fat burner might be a good decision. Since it is a long-term investment, you might want to go with one that gives results but also matches your pocket.

Are there separate fat burners for men and women?

For the most part, fat burners are gender-neutral as they work in the same way, such as to burn fat, suppress appetite, and increase energy. Some manufacturers market-specific fat burners for women only as they have included particular ingredients that address women’s weight loss problems.

For example, women are known to be more susceptible to emotional eating and sugary cravings than men. Some fat burners for women contain ingredients like glucomannan, which turns to fiber when ingested, promoting a feeling of fullness. This stops constant snacking or overeating.