5 Best Metabolism Boosting Supplements To Speed Up Metabolism 2023

Reviewed by Dr. Drew Sutton, MD

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Best Metabolism Boosting Supplements

Metabolism[1] is the amount of calories needed by the body for daily functions. Maintaining a healthy metabolism is crucial for preventing less or too many calories burning. Poor metabolism might lead to metabolic imbalances resulting in health conditions such as diabetes. You can boost your metabolism through weight management and regular exercise. Avoid skipping meals, get enough sleep, consume fat-burning foods, and try weight training. Another effective way to boost metabolism is using dietary supplements designed especially for this. These are best metabolism boosting supplements offer prominent results when combined with regular exercise and proper nutrition. They contain high-potency ingredients for boosting metabolism, burning fat, and promoting weight loss. Some common ingredients in these thermogenic fat burners include green tea extract, coffee bean extract, caffeine, and many more.

Since the market is flooded with numerous metabolic supplements, choosing the one that suits your needs and preferences is crucial. Weight loss supplements with all-natural ingredients are an excellent option; therefore, always avoid artificial additives, flavorings, and fillers. This article offers a comprehensive list of some of the best dietary supplements designed to boost metabolism naturally. These fat metabolism supplements contain all-natural ingredients known to increase metabolism. They also undergo third-party testing to ensure efficacy, quality, safety, and purity. Also, the article discusses metabolism and how these supplements work to burn stubborn body fat, promote weight loss, and many more.

Let us dive now, shall we?

5 Best Metabolism Boosting Supplements In 2023

The following is a comprehensive list of some of the most reputable weight loss supplements and how they can help you maintain a healthy weight.

Best Metabolism Boosting Supplements In 2023


This is among the best weight loss supplements on the market. PhenQ contains all-natural ingredients that work synergistically to help you lose weight and burn stored fat.

  • All-natural ingredients
  • Third-party tested
  • Offers money-back guarantee
  • Promotes weight loss and fat burning
  • Relatively expensive
  • Results differ from one user to another

PhenQ is one of the top-rated metabolism boosters. It is packed with high-potency fat-burning ingredients that promote thermogenesis and hence help you lose weight and burn calories and fat loss. This brand offers some of the best metabolism booster pills and contains a patented ingredient, alpha-Lacys reset[2]. This ingredient strengthens the supplement to promote weight loss through appetite suppression. Also, this natural appetite suppressant accelerates fat oxidation[3]; therefore, when PhenQ is combined with regular exercise and proper nutrition, fat loss becomes seamless. Additionally, this metabolism booster comes with a 60-day money-back guarantee in case of unsatisfactory results.


This metabolism booster supplement is an excellent option for women on the weight loss journey. It is designed to burn body fat and contains natural ingredients.

  • Designed for ladies
  • Vegan friendly
  • Third-party tested
  • Suppresses appetite
  • Promotes weight loss burning
  • Exclusively for women
  • Available only company’s official website

LeanBean is rated as one of the best metabolism booster supplements for women trying to lose weight. It contains twelve ingredients that work in unison to increase metabolism, accelerate thermogenesis, increase energy levels, promote weight loss, and improve mood. Also, it reduces appetite, ensuring the consumer takes fewer calories and does not add more weight. This metabolism booster for women is the third-party tested to guarantee purity, safety, efficacy, and quality. Also, this weight loss and metabolism booster supplement comes with a 90-day money-back guarantee; therefore, in case of unsatisfactory results, you can return. However, the product is only available on the brand’s official website. This might be a drawback; however, it protects you from getting counterfeit metabolism booster pills from this brand. Numerous glowing reviews regarding these metabolism booster pills indicate that many women trying to lose weight have benefited immensely from suing LeanBean.


This brand has a solid reputation for designing premium metabolism booster supplements. It contains scientifically proven metabolism-boosting and weight-loss ingredients.

  • Free shipping
  • Contains all-organic ingredients
  • Has scientifically backed up ingredients
  • Offers money-back guarantee
  • Designed to improve the overall health
  • Requires consistency for results
  • Available online only

PhenGold contains a multi-action, all-organic metabolism-boosting blend that includes clinically proven substances such as capsaicin[4]. It’s created with the greatest botanicals, vitamins, and other natural ingredients that promote fat-burning and weight loss. Its metabolism-boosting qualities are linked to black pepper, caffeine, cayenne pepper extract,  green tea, and green coffee components. Swiss Research Labs Ltd., a business specializing in natural supplements, is the manufacturer of the popular weight reduction and metabolism-boosting supplement PhenGold. As a result, both men and women find it to be fairly safe. Its multi-action composition aids in fat burning, energy boosting, and desire reduction.

Additionally, it highlights how crucial it is to continue living a healthy lifestyle while taking PhenGold. It’s not a magic drug, but when combined with other metabolism-boosting strategies like a healthy diet and exercise, it becomes magical. It’s also difficult to say no to testing it out with 98% client satisfaction.

Instant Knockout

These metabolism booster pills are certified vegan-friendly and contain high caffeine content. This metabolism booster was originally designed for athletes; however, it can now be used by any individual seeking to lose weight.

  • Contains natural ingredients
  • Suppresses appetite
  • Contains clinically-supported ingredients
  • Certified vegan friendly
  • High caffeine content
  • Expensive

Instant Knockout is the best option if you are searching for a metabolic enhancer that efficiently curbs appetite. That’s what it does because it contains a lot of glucomannan.

Instant Knockout, developed for combat sports athletes, is a metabolism-boosting supplement with a potent appetite suppressant 2.0 Cut Above Formula that aids in fat burning and the loss of undesirable stubborn fat in a very safe and reliable manner while assisting in the maintenance of muscle mass. The component glucomannan, derived from the root of the Japanese konjac tree, is present in it. By growing in the stomach, it reduces hunger by suppressing appetite. By doing this, you can avoid reaching for another pointless snack between meals and stay fuller for longer. The fact that all the ingredients are natural and supported by science also contributes to the high consumer confidence in this brand.

CrazyBulk Clenbutrol

This brand has an excellent reputation for designing premium metabolism-boosting supplements. This product is designed to promote lean muscle mass[5], weight loss, burn fat, and burn calories.

  • Fast delivery
  • Promotes muscle mass
  • Boosts heart health
  • Legal clenbuterol alternative
  • Contains high guarana content

This supplement is an excellent option if you seek to increase metabolism for weight loss and maintain muscle mass. Apart from being a legal and safe alternative to clenbuterol, this metabolic booster is formulated to improve exercise performance, burn stored body fat, and boost energy levels. It boosts heart health by increasing oxygen flow, which is necessary when working out. CrazyBulk Clenbutrol burns fat cells hence helping you burn calories during working out. This is an excellent option if you are seeking instantaneous results. Like other dietary supplements, when combined with a healthy diet and regular exercise, you are bound to experience prominent muscle mass, weight loss, and fat-burning results.

What Is Metabolism?

All chemical processes necessary to collectively keep cells and an organism in a live state are called metabolism. It is convenient to divide metabolism into two groups:

  • Catabolism[6] is when molecules are broken down to provide energy.
  • Anabolism[7] is the process of making all the substances that the cells require.

Nutrition and the availability of nutrients are intimately related to metabolism. One of the essential elements of metabolism is the production of energy. The term “bioenergetics” refers to the biochemical or metabolic processes that the cell uses to obtain energy finally.

How Does It Affect Weight Loss?

The finest metabolism booster pills claim to work on weight reduction and fat-burning hormones in the body by combining substances like resveratrol caffeine, green tea extract, green coffee bean extract, conjugated linoleic acid (CLA), and others. Some contain pure lab-grade ingredients, others claim to be all-natural, and the bulk offers a hybrid formula that blends both.

Thermogenesis[8], a decrease in cravings, appetite suppression,  and overall increased performance throughout your workouts are what metabolism boosters do to help you lose weight. By doing it this way, you’re burning more calories and utilizing your fat reserves as fuel, which leads to weight loss and maximizes muscle growth. Eating a balanced diet rich in protein-rich foods helps manage blood sugar levels and alleviates hunger. Supplements are not the only approach to losing weight and keeping your metabolic rate high.

How Do Metabolism Boosters Work?

The effectiveness of metabolism booster pills is a subject of debate as they become increasingly popular. Do these miracle weight-loss drugs work, and can they speed up your metabolism?

Increased body heat generation, or thermogenesis, a typical by-product of human metabolic processes, is how metabolism booster drugs function. More calories are burned by increasing your resting metabolic rate and overall energy expenditure through thermogenesis.

The body attempts to cool itself down when it becomes hot, burning calories.

The majority of the time, several components that can increase your metabolism are combined to create metabolism-boosting tablets and other supplements. Others are naturally present in some foods, such as chili peppers, coffee, and guarana, while others can be created in a lab. The majority of brands combine these two categories to provide the top vitamins and pills that increase metabolism, helping you prevent undesirable weight gain and progress toward your objectives. While some have received more investigation than others, it’s important to examine the most prevalent ones to understand any potential consequences.

How To Choose The Best Metabolism Boosting Supplements

Choosing the most suitable metabolic booster might be overwhelming, especially if you are new to these types of supplements. Whether you are trying to increase or slow your metabolism, purchasing the right product according to your age, activity level, BMI, gender, and other body compositions is crucial. The following are several factors to consider when buying the best metabolism booster supplement:

  • List of ingredients. If you are taking any prescribed medication, ensure that no ingredient might react with your drugs. This is crucial since some products might have adverse effects; suppose you have any allergic reactions.
  • Target effect. Ensure you buy a supplement that suits your desired fitness goal. People purchase metabolic booster supplements for different reasons, such as weight loss, building muscle mass, and fat burning.
  • Third-party testing. Always check if the product has certified third-party lab testing proof and results. This guarantees the purity, safety, and efficacy of the supplement.
  • Brand’s reputation
  • Customer reviews

Final Thoughts

These metabolic booster supplements are excellent for boosting exercise performance and helping you attain your fitness objective. On the other hand, they are not magic pills; therefore, adapt to a healthy lifestyle that entails regular exercise, proper hydration, balanced nutrition, and enough sleep.

Frequently Asked Questions (FAQs)

Will I lose muscle when losing weight?

Muscle mass reduction can be prevented by implementing the appropriate exercise, scheduling recovery time, proper nutrition, using the right dietary supplement, and much more.

What are other ways to boost metabolism?

Regular exercise, enough sleep, exercise, a more protein-rich diet, proper hydration, and much more.

Who should avoid metabolic boosters?

People with underlying medical conditions, nursing and pregnant women, minors, and people taking any prescribed medication.

What are the health benefits of these supplements?

They are designed to improve exercise performance, boost energy levels, burn fat, reduce weight, and suppress appetite, to mention a few.

Are they legal?

These supplements are legal.

What ingredients do metabolic enhancers contain?

Some of the most common ingredients include caffeine, conjugated linoleic acid (CLA), green tea, amino acids, and many more.

Do I have to work out when using metabolic enhancers?

Since they are not magic pills, adopt a healthy lifestyle that entails regular exercise, proper hydration, balanced nutrition, and enough sleep.

Are there any side effects?

Some might cause serious side effects, such as nausea, vomiting, headaches, and gastrointestinal problems.

+ 8 sources

MIDSS adheres to strict procurement guidelines and relies on peer-reviewed studies, academic research institutes, and medical associations. We work mainly with peer-reviewed studies to ensure the accuracy of the information. We avoid the use of tertiary references. You can read about how we ensure the accuracy and timeliness of our content in our editorial process.

  1. Sciencedirect.com. (2023). Metabolism | Journal | ScienceDirect.com by Elsevier. [online] Available at: https://www.sciencedirect.com/journal/metabolism [Accessed 11 Jan. 2023].
  2. Kucukgoncu, S., Zhou, E., Lucas, K.B. and Tek, C. (2017). Alpha-lipoic acid (ALA) as a supplementation for weight loss: results from a meta-analysis of randomized controlled trials. Obesity Reviews, [online] 18(5), pp.594–601. doi:10.1111/obr.12528.
  3. Purdom, T., Kravitz, L., Dokladny, K. and Mermier, C. (2018). Understanding the factors that effect maximal fat oxidation. Journal of the International Society of Sports Nutrition, [online] 15(1). doi:10.1186/s12970-018-0207-1.
  4. Rogers, J., Urbina, S.L., Taylor, L.W., Wilborn, C.D., Purpura, M., Jäger, R. and Juturu, V. (2018). Capsaicinoids supplementation decreases percent body fat and fat mass: adjustment using covariates in a post hoc analysis. BMC Obesity, [online] 5(1). doi:10.1186/s40608-018-0197-1.
  5. Thomas, M.H. and Burns, S.P. (2016). Increasing Lean Mass and Strength: A Comparison of High Frequency Strength Training to Lower Frequency Strength Training. International journal of exercise science, [online] 9(2), pp.159–167. Available at: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4836564/ [Accessed 11 Jan. 2023].
  6. Shimizu, K. (2013). Main metabolism. Bacterial Cellular Metabolic Systems, [online] pp.1–54. doi:10.1533/9781908818201.1.
  7. McCarthy, J.J. and Esser, K.A. (2010). Anabolic and catabolic pathways regulating skeletal muscle mass. Current Opinion in Clinical Nutrition and Metabolic Care, [online] 13(3), pp.230–235. doi:10.1097/mco.0b013e32833781b5.
  8. Rosenbaum, M. and Leibel, R.L. (2010). Adaptive thermogenesis in humans. International Journal of Obesity, [online] 34(S1), pp.S47–S55. doi:10.1038/ijo.2010.184.


Madison Clarke, MBAHM
MBA in Healthcare Management
She is a professional blog post, article, researcher, and health writer. She has mastered the art of content writing by practicing for years and constantly learning. She is always ready and well equipped to write. It is always a pleasure to bring her skills to use and play her part in helping others achieve their objectives. She has 6 years of experience conducting research in Fitness and health care. She is MBA qualified and has written health content for 8+ years.


Drew is a retired ENT doctor who now lives in the Southeastern US. He was a member of the American Academy of Otolaryngology and a Fellow of the American College of Surgeons. He has a bachelor’s degree in Biology and Psychology and an MD degree. He completed his internship in General Surgery and Residency in Otolaryngology-Head and Neck Surgery and practiced for almost 30 years in all aspects of ENT, including a specialization in disorders of the ear and skull base. Drew is passionate about communicating his clinical experiences and making his knowledge more accessible to the general public by medical writing.

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