20 Best Fat Burners of 2024 That Actually Work: RDN Reviewed

Key features:

Number of servings : 60 tablets
Dose: 1 capsule
Key Ingredients : 8mg vitamin B3, 0.7mg vitamin B6, 1.25µg vitamin B12, 150mg l-carnitine, 75mg caffeine, 50mg capsimax
Available flavors : unflavored
Price per serving : $1.17
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 4.9/5, Mixability– 4.8/5, Quality – 4.7/5, Third-party test– 4.8/5

What we love:

100% vegetarian formula
Promotes natural fat burning
Enhances metabolism and thermogenesis
Inhibits new fat synthesis
Boosts energy levels

What to consider:

PhenQ is not available for purchase in stores.
The results may vary for different individuals.

Why We Choose PhenQ

PhenQ Weight Loss Supplements have proven to be a highly effective weight management tool, delivering on their promises of natural fat burning, fat gain prevention, and energy enhancement. Their suitability for vegetarians and their carefully selected ingredients make them an attractive option for those seeking a comprehensive weight loss solution.

Overview

PhenQ consistently ranks among the best thermogenic fat burners available, earning its reputation as our top overall choice. Its unique formula targets every aspect of weight loss, from enhancing mental energy to suppressing hunger cues, using powerful yet natural ingredients.

Backed by clinical trial data and over 190,000 satisfied customers, PhenQ offers a comprehensive approach to weight management. The formula features α-Lacys Reset, a proprietary blend of natural ingredients that triggers thermogenesis and boosts metabolism for accelerated fat burning. Clinical trials demonstrated a 3.44% reduction in body weight, a 7.24% decrease in stored fat, and a 3.8% increase in muscle mass among participants.

PhenQ also incorporates other key ingredients like Capsimax powder to further induce thermogenesis, chromium picolinate to curb appetite, and caffeine to enhance energy levels and reduce cravings post-workout.

#2 PhenGold

4.8

Key features:

Number of servings : 90 capsules
Dose: 3 capsules 20 mins before breakfast
Key Ingredients : 500 mg of Green Tea, 100 mg of Green Coffee, 250 mg of L-Theanine, 250 mg of Rhodiola Rosea, and 350 mg of L-Tyrosine
Available flavors : Unflavored
Price per serving : $2.33
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 4.5/5, Mixability– 5/5, Quality – 4.9/5, Third-party test– 4.8/5

What we love:

Improves the body’s ability to burn fat faster
Manufactured with clinically researched ingredients
May help control food cravings and feelings of hunger
Boosts energy levels and improves mood

What to consider:

Combine the supplement with an exercise routine and a proper meal.
Individual results might vary
Be consistent when taking this dietary supplement

Why We Choose PhenGold

We selected PhenGold because of the numerous positive customer reviews available on the official website to support its effectiveness. The supplement is also manufactured in the United States in FDA-approved facilities. You do not require a prescription to purchase the PhenGold supplement.

Overview

PhenGold is a natural weight loss supplement that works to enhance the fat-burning process, increase metabolism, boost energy levels, and reduce food cravings. PhenGold naturally speeds up the weight loss process by reducing hunger cravings and boosting metabolism. The supplement is made with high-quality ingredients that have gone through rigorous clinical tests. These ingredients allow you to jumpstart your weight loss process to reach your desired body goals.

A user named Trish from Amazon shared her experience about using the PhenGold. She had to say:

“I actually purchased this product from their actual website. I got about three bottles for $110. Best investment ever. I’ve tried keto and other types of diets but they haven’t really worked out. The best part of this product for me is that I only have to take three pills at the beginning of my day and wait 20 to 25 minutes before I have my breakfast. Each day that I take these pills I can feel a decrease in my appetite. ”

#3 Liposet

Liposet combines powerful fat-burning ingredients to create a well-rounded approach for weight loss.

4.8

Key features:

Number of servings : 60 capsules
Dose: 2 capsules
Key Ingredients : 500 mg of Glucomannan, 500 mg of CLA Powder, 50 mg of Mushroom Blend
Available flavors : Unflavored
Price per serving : $1.63/ 2 capsules
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 4.5/5, Mixability– 5/5, Quality – 4.9/5, Third-party test– 4.8/5

What we love:

Boosts fat burning and metabolism
Increases energy and mental clarity
Reduces hunger and cravings
Helps block and burn fat
Supports natural detoxification
Improves mood and energy levels

What to consider:

Individual results may vary.
The formula lacks potent weight loss ingredients.
Some users may experience minor side effects, such as nausea or mild backache, when using Liposet.

Why We Choose Liposet

We chose Liposet because it combines powerful, science-backed ingredients like Glucomannan for fullness and CLA for fat burning. It tackles multiple aspects of weight loss, aiming to boost metabolism, control cravings, and even improve energy levels. This comprehensive approach, along with its focus on natural ingredients, might make Liposet a compelling choice for those seeking a weight loss aid.

Overview

Liposet offers a comprehensive approach to weight loss, harnessing top fat-burning ingredients in a safe, effective formula. By increasing thermogenesis and metabolic rates, Liposet helps reduce hunger and calorie intake while boosting energy and mental clarity throughout the day.

With its multi-action design, Liposet melts fat, sculpts lean muscle, and transforms overall body shape. Its potent blend intercepts fat absorption, intensifies fat burning, and supports natural detoxification, promoting optimal health.

Liposet also enhances mood and energy levels, reducing cravings and making weight loss smoother and more manageable. The carefully selected ingredients, including Glucomannan, CLA Powder, and a 4 Mushroom Blend, are backed by scientific research for their impact on weight loss.

Safe for extended use, Liposet provides lasting results without compromising health. Users experience positive impacts in as little as 12 hours after the first dose. With Liposet, you can take control of your weight loss journey and achieve your desired goals effectively and safely.

#4 Trimtone

4.7

Key features:

Number of servings : 30 capsules
Dose: 1 capsule 30mins before your breakfast
Key Ingredients : 120 mg of Caffeine Anhydrous, 100 mg of Green Coffee, 100 mg of Green Tea, 100 mg of Glucomannan
Available flavors : Unflavored
Price per serving : $1.9
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 4.5/5, Mixability– 4.7/5, Quality – 4.9/5, Third-party test– 4.8/5

What we love:

It helps increase metabolism to initiate fat burning
May suppress your appetite to reduce food cravings
The formula is easy to take
Combines 100% natural ingredients backed by research

What to consider:

Eating a low-calorie diet
Combine the supplement with a workout program
Follow the manufacturer’s instructions when taking the supplement

Why We Choose Trimtone

We choose Trimtone because it is manufactured in the USA in GMP-certified facilities. The supplement is easy to take, as you only require one capsule a day before having breakfast to support your daily needs. Trimtone does not contain fillers or any fake substances that may harm the body.

Overview

The best fat burner for women that allows them to achieve their desired body goals faster. The supplement contains 100% natural ingredients, which work to increase metabolism, reduce food cravings, and support belly fat burning. Trimtone initiates thermogenesis, a process that allows the body to burn stubborn fat. Trimtone allows you to maintain a healthy calorie intake by suppressing your appetite and reducing food cravings. The supplement has no artificial substances or fillers that may cause harm to your health.

#5 CrazyBulk HGH-X2

4.8

Key features:

Number of servings : 60 capsules
Dose: 4 capsules per day before your breakfast
Key Ingredients : 100 mg of L-Ornithine, 200 mg of Orange Peel Concentrated 4:1 Extract, 400 mg of L-Tyrosine, 450 mg of L-Lysine, 500 mg of L-Glycine, 500 mg of L-Glutamine, 550 mg of L-Arginine
Available flavors : Unflavored
Price per serving : $2.16
Certifications : FDA-approved and GMP-certified Not approved
Testing scores : Texture– 4.7/5, Mixability– 5/5, Quality – 4.8/5, Third-party test– 4.7/5

What we love:

The supplement is from a reputable brand
Supports the growth of lean muscles
Allows the body to use stored fat and prevent accumulation of new fats
May be used by men and women alike

What to consider:

Using it 20 minutes before having breakfast
Combining it with a meal and exercise plan
Individual results may vary

Why We Choose CrazyBulk HGH X2

We choose HGH X2 because it is a safe and legal dietary supplement designed to encourage the body to use stored fat. You do not need a prescription for you to buy the supplement. Studies support that consistent use of HGH X2 supplements may allow you to see visible results in about 2 months

Overview

HGH X2 is a dietary supplement that stimulates the release of the Human Growth Hormone in the body and into the bloodstream. The all-natural supplement is designed for both men and women to support quick fat loss, enhance muscle recovery after exercise, and promote muscle gains. HGH X2 increases protein synthesis in the body to help promote the growth of lean muscle mass while allowing the body to use up any stored fats. Since HGH levels may drop as we age, this amazing supplement contains amino acids that stimulate its release.

#6 Clenbutrol

4.8

Key features:

Number of servings : 30 serving(90 capsules)
Dose: 3 capsule before your workout
Key Ingredients : 63 mg of Vitamin B3 (as Niacinamide), 450 mg of Garcinia Cambogia, 450 mg of Bitter Orange Extract, 342 mg of Guarana Extract
Available flavors : Unflavored
Price per serving : $3
Certifications : FDA-approved and GMP-certified not approved
Testing scores : Texture– 4.5/5, Mixability– 4.9/5, Quality – 4.9/5, Third-party test– 4.8/5

What we love:

Enhances stamina and physical endurance
Increases metabolism
The formula is from a well-known manufacturer
The supplement is easy to take

What to consider:

Your results may differ from that of another person
You may use it together with other supplements
Have a workout routine to enhance the effectiveness

Why We Choose CrazyBulk Clenbuterol

We selected Clenbutrol because the supplement works to fuel the body during workout sessions. It increases your metabolism and supports the burning of excess calories. While you are losing your body fat, the supplement preserves your lean muscle mass.

Overview

Clenbutrol is a performance-enhancing and thermogenic dietary supplement designed with powerful ingredients. The ingredients work to increase oxygen in the muscles, enhance fat burning, improve cardiovascular performance, and promote weight loss. The supplement makes the body use any stored fat to produce energy. Clenbutrol supplement also increases oxygen flow in the body, which helps boost cardiovascular performance and muscle endurance.

#7 PhenQ PM

Discover real experiences with PhenQ PM fat burning supplement

4.8

Key features:

Number of servings : 30 serving(120 capsules)
Dose: Consume 4 capsules 30-60 minutes before your intended bedtime.
Key Ingredients : 1200 mg of L-arginine, 1200 mg of L-lysine HCL, 200 mg of L-theanine, 150 mg of 5-HTP, 120 mcg of chromium, 120 mcg of biotin, 40 mg of choline
Available flavors : Unflavored
Price per serving : $2.17
Certifications : FDA-approved and GMP-certified not approved
Testing scores : Texture– 4.6/5, Mixability– 4.9/5, Quality – 4.9/5, Third-party test– 4.8/5

What we love:

Formulated without common allergens or stimulants
Uses exclusively natural ingredients
Generous 60-day return policy for unsatisfied customers
Subscription option provides discounted pricing over time
Absence of preservatives
Manufactured under cGMP standards

What to consider:

Limited independent user feedback found online
Higher daily cost compared to some competitors
Relatively large number of capsules needed per serving
Exclusive availability through manufacturer website

Why We Choose PhenQ PM

We choose PhenQ PM as a nighttime fat burner, it offers a convenient way to support weight management goals through restful sleep. Individuals following a calorie-controlled diet may find PhenQ PM helps them reduce body fat percentage over time. The brand also stands by their product with a 60-day money back guarantee.

Overview

For many individuals looking to lose weight safely and effectively, PhenQ PM fat burner could be a great option. As a nighttime weight loss supplement, it aims to help you burn fat even while you sleep.

PhenQ PM is formulated with ingredients that may promote both restful sleep as well as fat loss. To begin, it contains critical amino acids such as L-arginine, L-lysine HCL, and L-theanine. These can help induce sleep and also boost metabolism rates.

Furthermore, it includes 5-HTP which can act as an appetite suppressant by converting to serotonin in the body. Together, these ingredients may allow you to get a full night of nourishing sleep without hunger pangs.

In addition, the formula provides various vitamins and minerals that can support your body throughout the night as it burns fat, including vitamins B1, B6, B5 and C. Adequate sleep is important for maintaining optimal hormone and energy levels, both of which influence metabolism.

Clinical studies have found that disrupted sleep can negatively impact factors like levels of hormones like growth hormone and cortisol. By promoting quality rest, PhenQ PM aims to keep these hormones in a healthy range conducive to fat loss.

#8 LeanBean

Explore feedback on LeanBean nighttime weight loss aid

4.7

Key features:

Number of servings : 30 serving(180 capsules)
Dose: Consume 2 capsules 3times a day.
Key Ingredients : 3000 mg of Glucomannan, 82.5 mg of Choline, Acai Berry, 100 mg of Garcinia Cambogia, 40 mg of Green Coffee Extract
Available flavors : Unflavored
Price per serving : $1.99 /day servings (0.33/capsules)
Certifications : FDA-approved and GMP-certified not approved
Testing scores : Texture– 4.7/5, Mixability– 4.8/5, Quality – 4.5/5, Third-party test– 4.8/5

What we love:

Highly rated fat burner targeted towards female users
Free shipping offered on multi-bottle purchases
Trusted manufacturer backs products with 90-day refund policy
Designed to support appetite control for a leaner midsection
Formula contains ingredients backed by clinical research

What to consider:

High fiber content could potentially lead to digestive discomfort for some individuals.
Online-only availability, not offered for purchase in retail stores.

Why We Choose LeanBean

We choose Leanbean as it is formulated specifically for women to boost metabolism and curb appetite safely. As a top thermogenic supplement for females, Leanbean has helped thousands lose weight naturally. It contains only stimulant-free ingredients in a convenient daily dose to support weight management goals without negative side effects.

Overview

Losing weight can be challenging, especially for busy women. Leanbean is a popular fat burner designed specifically to support women on their weight loss journey. It contains natural ingredients clinically shown to boost metabolism, curb appetite and reduce cravings.

Leanbean works by helping increase energy levels and mental focus. This prevents the fatigue that often comes with dieting and allows for improved workouts. Furthermore, it uses 3000mg of glucomannan to help you feel fuller for longer between meals, making it easier to avoid overeating.

In addition, Leanbean aids the body’s normal fat metabolism through thermogenic ingredients like turmeric. This helps break down existing fat stores while supporting the maintenance of lean muscle mass. Regular use can lead to healthy, sustainable weight loss over time.

The formula contains 11 stimulant-free ingredients like 20mg of acai berry, 50mg of green coffee and 100mg of garcinia cambogia, all chosen for their ability to boost metabolism safely. Clinical trials have shown these ingredients can increase fat burning and reduce body weight.

For best results, Leanbean recommends taking two capsules three times per day alongside a healthy diet and exercise routine. Purchasing a three-month supply allows sufficient time to experience the full fat burning benefits of this women-specific thermogenic supplement.

#9 Testol 140

4.7

Key features:

Number of servings : 30 serving(90 capsules)
Dose: 4 capsule before your lifting
Key Ingredients : 50 mg of SENACTIV, 300 mg of Pomegranate Whole Frutt Powder, 300 mg of KSM-66* Ashwagandha, 400 mg of Fenugreck (4:1 Extract)
Available flavors : Unflavored
Price per serving : $3
Certifications : FDA-approved and GMP-certified not approved
Testing scores : Texture– 4.5/5, Mixability– 4.9/5, Quality – 4.9/5, Third-party test– 4.8/5

What we love:

Comes with a 60-day money-back guarantee
Boosts your energy levels during workouts
Supports burning of excess body fat
Results are visible within a short span

What to consider:

Using the supplement daily
Individual results might vary
Eating a healthy and low-calorie meal

Why We Choose CrazyBulk Testol 140

We choose Testol 140 because it combines only natural ingredients. The supplement is legal in all countries and you do not require a prescription to purchase it. Daily use of the supplement allows you to achieve faster results with no side effects.

Overview

A natural and legal dietary supplement formulated to help increase your metabolism to promote fat burning, support extreme muscle gains, and naturally boost testosterone levels. The supplement may also boost your energy levels to increase your endurance during your workout sessions. Increase muscle gains, melt excess body fat, improve physical performance, and enhance muscle recovery with this amazing supplement. The supplement contains natural ingredients that do not pose any side effects to the body. Consistency and daily use allow you to achieve faster results.

#10 100% Tri-Protein

4.7

Key features:

Number of servings : 30 Servings, (30g) Per Serving
Dose: 1 Scoop after a workout
Key Ingredients : 160 mg of Potassium, 50 mg of Sodium, and 20 mg of Cholesterol
Available flavors : Chocolate, Vanilla, and Salted Caramel
Price per serving : $1
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 4.6/5, Mixability– 4.7/5, Quality – 4.7/5, Third-party test– 4.9/5

What we love:

The supplement is available in powder form making it easy for the body to absorb
Comes in two amazing flavors to enhance the taste
Easy to take
Combines plant and animal proteins

What to consider:

Using the supplement in between meals or as a snack
It contains animal protein which may cause allergic reactions
Use it after your workout sessions for good results

Why We Choose 100% Tri-Protein

We choose 100% Tri Protein because it is an all-in-one source of protein for the body. You do not require to use supplement stacks whenever you use this protein powder. It does not contain harmful substances or any artificial fillers.

Overview

TRI-PROTEIN formula from Crazy Nutrition combines 6 non-GMO and natural proteins to promote the repair of damaged muscles, build lean muscle, and enhance muscle recovery. The powdered supplement also works to boost energy levels, reduce food cravings, and promote fat burning. The supplement includes four types of proteins that take different amounts of time to be digested. This keeps your stomach fuller for longer. Tri-protein supplement is available in two amazing flavors, vanilla and salted caramel that you get to choose.

Enton Luli, Strength Coach expresses satisfaction with Crazy Nutrition’s TRI-PROTEIN, highlighting its status as their new favorite chocolate protein formula. They appreciate the use of high-quality ingredients and emphasize the added digestive enzyme as a significant advantage, addressing their previous issue with stomach cramps from regular whey proteins.

“I feel more energized and satisfied. Works as a great meal replacement or if I need to bulk up my macros. I like to add this to my morning shakes. Super yummy and great for on-the-go.”

#11 PrimeGENIX CalmLean

4.7

Key features:

Number of servings : 30 Servings
Dose: 2 capsules
Key Ingredients : 500mg of Forden beat on boli (root), 5 mg of BioPerine, 100 mg of Cayenne Pepper, and 200 mcg of Chromium
Available flavors : unflavored
Price per serving : $2
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 4.6/5, Mixability– 4.7/5, Quality – 4.7/5, Third-party test– 4.9/5

What we love:

Free of caffeine and synthetic ingredients
Manufactured in the USA
Boost energy levels and increase endurance
Promotes healthy weight loss

What to consider:

Individual results will vary
Use as directed by the manufacturer
Having a workout routine

Why We Choose PrimeGENIX CalmLean

We selected calmLean because it delivers better results compared to other weight loss supplements on the market. The supplement is manufactured using 100% naturally sourced ingredients in GMP-certified facilities.

Overview

PrimeGenix CalmLean is a weight loss supplement that naturally initiates thermogenesis in the body. The supplement is free of synthetic ingredients, caffeine, and stimulants. Based on scientific research, CalmLean may help increase metabolism, boost energy levels, suppress your appetite, and allow you to maintain a healthy weight. Unlike other supplements that require you to have an exercise program and a meal plan, CalmLean works without the need of changing your lifestyle.

#12 Fat Burn Active

4.7

Key features:

Number of servings : 30 Servings (60capsules)
Dose: 2 capsules
Key Ingredients : 100 mg of Bitter Orange Extract, 112 mg of Microencapsulated Pheny/capsaicin, 200 mg of Guarana Seed Extract, 250 mg of Green Tea Leaf Extract, and 250 mg of Coleus Forskohl Root Extract
Available flavors : No flavor
Price per serving : $2
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 4.4/5, Mixability– 4.7/5, Quality – 4.8/5, Third-party test– 4.9/5

What we love:

Contains a blend of powerful ingredients
Allows you to have your desired body physique
Increases physical performance
May promote healthy weight loss

What to consider:

Your results may not be similar to that of another person
Combine the supplement with a workable exercise routine
Following the instructions on the product label

Why We Choose Fat Burn Active

Fat Burn Active is a special formula as it contains natural caffeine, bitter orange extract, green tea leaf extract, guarana seed extract, and other ingredients that promote weight loss and fat burning. The official website also contains amazing customer testimonials to prove that the supplement is effective.

Overview

Fat Burn Active is a powerful product designed to deliver amazing results in a short period. A premium product that includes minerals, vitamins, and plant extracts to help boost your energy levels, stimulate hormone production, and improve the functioning of the respiratory, nervous, and circulatory systems. This supports faster build-up of lean muscle mass. Immediately you start using the supplement, it stimulates the body to start burning fat. The supplement works to increase metabolism to accelerate thermogenesis.

#13 Fast Burn Extreme

4.7

Key features:

Number of servings : 30 Servings (60capsules)
Dose: 2 capsules
Key Ingredients : Indian nettle extract, Bitter orange extract, Green tea extract, Capsicum annuum extract, Garcinia cambogia extract
Available flavors : No flavor
Price per serving : $2
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 4.4/5, Mixability– 4.7/5, Quality – 4.8/5, Third-party test– 4.9/5

What we love:

Supports weight control
Prevents the production of new fat cells
Increases metabolism
Transparent on the ingredient list

What to consider:

Consider combining the supplement with an exercise program and a meal plan
Individual results may vary because of different body composition
Be consistent when taking the supplement

Why We Choose Fast Burn Extreme

We selected this product for you because it does not contain any anti-doping agents or other harmful substances. Regardless of your body weight, it works to significantly reduce excess body fat and make you have the desired body. The ingredients have gone through clinical research to ensure effectiveness.

Overview

A multi-component and unique formulation that works to reduce stubborn body fat. This formula was specifically designed for physically active individuals and athletes, but other people may also enjoy its benefits. It accelerates metabolism, inhibits new fat formation, boosts energy levels, and improves physical endurance.

#14 Transparent Labs Lean

Discover the advantages of choosing Transparent Labs Lean

4.7

Key features:

Number of servings : 30 Servings (13.9g)
Dose: 1 scoop in 6-10oz of water 20-30 min before workout
Key Ingredients : 5 mg of BioPerine®, 50 mg of Theobromine, 200 mg of Caffeine, 180 mg of L-Theanine, 1000 mg of Acetyl L-Carnitine, 1,500 mg of Betaine Anhydrous, 2,000 mg (2 grams) of Beta-Alanine, and 6,000 mg (6 grams) of Citrulline Malate
Available flavors : Strawberry Lemonade, Sour Grape, Fruit Punch, Sour Peach, Blue Raspberry, Green Apple, Orange, Tropical Punch
Price per serving : $1.67
Certifications : FDA-approved and GMP-certified, Informed Choice Certified
Testing scores : Texture– 4.3/5, Mixability– 4.7/5, Quality – 4.6/5, Third-party test– 4.8/5

What we love:

Contains vitamins/minerals that support thyroid function.
Provides a high dose of citrulline to enhance oxygen delivery to muscles.
Uses no artificial sweeteners or colors.
Backed by a 60-day money-back guarantee.

What to consider:

Flavor was disliked by some users.
Some customers reported receiving an incorrect product.

Why We Choose Transparent Labs Lean

We chose Transparent Labs Lean pre-workout for its energizing effects and transparent formula. Users report increased endurance, power, focus and alertness during workouts. While fat loss results weren’t guaranteed, the clean ingredient profile safely enhanced workouts without digestive upset that others sometimes cause.

Overview

Transparent Labs LEAN is designed to enhance energy, fat burning, and focus for more intense workouts and body composition changes. To begin, LEAN contains effective doses of citrulline malate, beta-alanine, and betaine to improve energy and muscle endurance throughout a workout.

Additionally, it provides 200mg of organic caffeine to reduce exertion sensations and increase repetitions completed. Furthermore, LEAN uniquely incorporates a fat-burning complex of chromium picolinate, zinc, and acetyl-L-carnitine.

Chromium is involved in carbohydrate metabolism and may help reduce body weight in obese individuals. Zinc also aids in thyroid hormone production and regulation, maintaining a healthy metabolism. Meanwhile, L-carnitine facilitates the transport of fats into mitochondria for conversion into ATP, resulting in increased fat burning.

In testing, LEAN received high ratings for taste but had only moderate solubility. Ultimately, for its comprehensive blend of performance and fat loss ingredients, LEAN presents a viable option for those seeking to intensify workouts and change their body composition through enhanced energy and metabolism.

#15 Nutrigo Lab Burner

4.7

Key features:

Number of servings : 30 Servings (60capsules)
Dose: 2 capsules before the workout
Key Ingredients : 10 mg of BioPerine, 150 mg of Citrin, 100 mg of Raspberry Extract, and 3000 mg of SINETROL
Available flavors : No flavor
Price per serving : $2
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 4.4/5, Mixability– 4.7/5, Quality – 4.8/5, Third-party test– 4.9/5

What we love:

Supports weight control
Prevents the production of new fat cells
Increases metabolism
Transparent on the ingredient list

What to consider:

The supplement may deliver results in different time frames
Consult a doctor if you are on medication
Combine the product with an exercise program

Why We Choose Nutrigo Lab Burner

Nutrigo Labs is a trustworthy brand that manufactures weight management supplements among other amazing products. The amazing supplement works to increase your metabolism, support fat burning, and promote weight loss without causing any side effects.

Overview

An Allergen-free, dairy-free, gluten-free, and non-GMO fat-burning supplement manufactured by Nutrigo Labs. The supplement does not contain caffeine or other stimulants that may cause a crash while using them. Specifically designed for athletes and people who want to build their muscles and reduce total body fat. The supplement is free of caffeine and may be used together with other pre-workout supplements to support fat loss. The manufacturer claims that you may start experiencing results after a few weeks of use. However, this may not be the same for everyone.

#16 Instant Knockout Cut

3.9

Key features:

Number of servings : 30 Servings (120capsules)
Dose: 4 capsules before the workout
Key Ingredients : 100 mg of L-Thearine, 300 mg of Caffeine Anhydrous, 500 mg of Green Tea Extract, and 1800 mg of Glucomannan
Available flavors : No flavor
Price per serving : $2.16
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 3.8/5, Mixability– 4.0/5, Quality – 4.1/5, Third-party test– 3.7/5

What we love:

Increases your energy
Vegan Friendly
Speeds up your body’s metabolism naturally
Made from 100% natural ingredients
Decreases your appetite cravings

What to consider:

It contains a high amount of caffeine
Individual results may vary

Why We Choose Instant Knockout Cut

Instant Knockout is a potent yet safe fat-burning solution that won’t cause any side effects. It provides your body with the right ingredients to boost your natural fat-burning process, helping you unveil the muscle definition you’ve been striving for. It also includes a refund policy, ships worldwide, and has received positive reviews from satisfied customers.

Overview

The Instant Knockout formula is geared towards improving your body’s fat-burning capabilities and preserving muscle mass. It achieves this by boosting your metabolism, leading to increased calorie burn even during periods of rest. A well-functioning metabolism is essential for effective fat loss.

A real user named Damon from Amazon shared his experience about using the Instant Knockout Cut. Here’s what he had to say:

Great Fat Burning Aid

Reviewed in the United Kingdom on June 19, 2023
“I’ve been using Instant Knockout for almost 3 months, and it has exceeded all expectations. My hunger cravings have massively reduced between meals, excess fat has finally gone, whilst energy levels have increased.

The caffeine content works great as a pre-workout. Green tea extracts keep my appetite satisfied, and the cayenne peppers make you sweat up a sweat quicker in the gym.

An awesome product that does exactly what it says if used in conjunction with a good diet and exercise plan – highly recommended.”

#17 Hourglass Fit

3.9

Key features:

Number of servings : 30 Servings (120capsules)
Dose: 4 capsules
Key Ingredients : 1.7 mg vitamin B6, 2.4 mcg vitamin B12, 125 mcg chromium, 8mg zinc, 1.1 mg vitamin B12, 3000 mg konjac root extract, 100 mg cayenne pepper extract, 5 mg black pepper extract, 150mg 5-HTP
Available flavors : No flavor
Price per serving : $2.17
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 3.8/5, Mixability– 4.1/5, Quality – 4.0/5, Third-party test– 3.7/5

What we love:

Uses multiple components like glucomannan, cayenne pepper and chromium to support fat loss in various ways such as metabolism and thermogenesis.
Appropriate for those sensitive to caffeine as it contains none per serving.
Comprises only natural ingredients for a simple formula.

What to consider:

May not suit those seeking stimulant effects for energy/focus.
Achieving the full dose requires taking pills up to four times per day.

Why We Choose Hourglass Fit

We chose Hourglass Fit fat burner for women as our supplement due to its clinically-dosed, thermogenic formula and focus on women’s unique needs. Users enjoyed the appetite suppression and metabolism boosting effects without jitters. The addition of vitamins supported overall wellness during a calorie-cutting phase.

Overview

Hourglass Fit is a thermogenic fat burner designed specifically for women. It works to increase metabolism and reduce cravings through a blend of eight key ingredients. Foremost, it provides 125mcg of chromium which assists in regulating blood sugar levels and metabolism.

Additionally, 100mg of cayenne pepper extract is included to boost thermogenesis and energy expenditure. Konjac root extract features glucomannan, a soluble fiber shown to curb appetite and promote fullness. As fiber helps one feel satisfied longer, it facilitates adherence to a calorie-controlled diet. Glucomannan also helps to stabilize blood sugar levels and improve cholesterol.

Furthermore, the formula contains vitamin B6 which plays a role in regulating BMI and fat storage. One customer noted truly experiencing the advertised benefits, seeing a reduction in body fat. For women seeking to minimize cravings and manage weight through thermogenesis, Hourglass Fit offers a natural option with clinically validated ingredients. Taking one capsule four times daily with water may help optimize results.

#18 Jacked Factory Burn-XT

3.8

Key features:

Number of servings : 30 Servings (60capsules)
Dose: 2 capsules
Key Ingredients : 700 mg of Acetyl L-Carnitine HCL, 450 mg of Green Tea Extract, 270 mg of Caffeine, 5 mg of BioPerine, 50 mg of Capsimax Cayenne Pepper Extract.
Available flavors : No flavor
Price per serving : $2
Certifications : FDA-approved and GMP-certified & strict quality tested product
Testing scores : Texture– 3.9/5, Mixability– 3.8/5, Quality – 4.0/5, Third-party test– 3.6/5

What we love:

Formula backed by clinical research
Ingredients with proven effectiveness
Increases energy, and metabolism, and helps with fat loss
Manufactured in the USA following strict quality standards (cGMP)
Contains no artificial dyes or fillers

What to consider:

It has a high dose of caffeine.
Individual results may vary

Why We Choose Jacked Factory Burn-XT

Burn-XT™ is the most popular fat-burning supplement right now. It’s been a best-seller on Amazon for more than three years. This top-rated fat burner has lots of happy customers, tens of thousands of verified reviews, and a clinical study that proves it works.

Overview

Getting a really toned body doesn’t happen quickly, and it won’t happen unless you pay attention to what you eat and how you exercise. However, if you’re doing a good job with your diet and workouts, using Burn XT can help you make even more progress. Each Burn XT capsule has a powerful amount of ingredients that can help you burn fat, including Capsimax, which has been shown to be effective.

A real user from Amazon shared her experience in detail about using Jacked Factory Burn-XT. Here’s what the user had to say:
Greg

“For once the products reviews are not based on the company giving away a free bottle in exchange for a review. This stuff really works. I use it in the am for my morning gym workout and I come out of the gym like if i jumped in the pool with my clothes on. Thus stuff will make you work. I gave one to my stay at home wife and now she cant stay at home, she gets her week chores done in 1 day. And the another plus is that it really suppresses hunger. So much that I have to put an alarm to remind me to eat as I am eating 6 meals/day. I was at a plateau and now I’m not. Thank you burn XT Scientist Gods…. in time for summer. Now I can walk around without a shirt. Also, I dont work for this company I’m just a vet in socal that uses Amazon alot. I hate standing in line and researching at stores. I honestly think this is what Wonder Woman and Superman are taking.”

jacked factory burn xt thermogenic fat burner reviews

#19 Legion Phoenix Fat Burner

See what sets legion pheonix fat burner apart from the rest

3.8