Best Nighttime Fat Burners of 2024, Our Expert Top Picks

Unleash transformative weight loss with our 5 best nighttime fat-burners 2024. Experience unprecedented fat melting while you sleep for optimal results!

Our editors independently research, test, and recommend the best products; we may receive commissions on purchases made from our chosen links. You can learn more about our review process here.

Sleeping well and losing weight are two desires that often seem incompatible. We’ve all heard of that dreaded “nighttime hunger” that can sabotage our best intentions for a healthier lifestyle. But what if there was a way to turn the tables? To transform those nighttime hours into a period of fat burning?

Enter nighttime fat burners, a category of supplements designed to enhance your body’s natural metabolism while you sleep, aiding in weight loss without disrupting your rest. These products promise a solution to the seeming paradox of sleeping and slimming simultaneously.

In this article, we review the best nighttime fat burners on the market. We’ll look at their ingredients, effectiveness, and safety. Here’s all the information you need to make an informed decision.

What are Nighttime Fat Burners?

Nighttime fat burners, as the name suggests, are supplements designed to promote fat burning while you sleep. They’re formulated to increase your metabolism, stimulate lipolysis (the breakdown of fats), and elevate thermogenesis (the process of heat production in organisms) during your sleeping hours.

One of the key characteristics of these fat burners is their focus on promoting restful sleep. Some are even formulated with Melatonin, a hormone that regulates sleep-wake cycles. The rationale behind this is simple: good quality sleep is essential for overall health and weight management.

By promoting restful sleep, these supplements not only help you feel refreshed and rejuvenated but also support your body’s natural fat-burning processes[1].

Determining the ‘best’ nighttime fat burners isn’t a one-size-fits-all answer. What works best for you might depend on various factors like your specific health goals, body composition, lifestyle, and more. However, it’s important to look for products that contain proven fat-burning ingredients and promote quality sleep.

Best Nighttime Fat Burners:

Best Nighttime Fat Burner Overall:
PhenQ

Best Daytime and Nighttime Fat Burner Combo:
Phen24

Best Nighttime Fat Burner and Weight Loss Pill:
PhenQ PM

Best Nighttime Fat Burner for Women:
Leanbean

Best Men’s Nighttime Fat Burner:
PrimeGenix CalmLean

Our Top Picks

#1 PhenQ

Key features:

  • Number of servings : 60 capsules
  • Dose: 2 capsules per day
  • Key Ingredients : α-Lacys Reset®, Capsimax Powder, Nopal, L-Carnitine Fumarate, Chromium Picolinate, Caffeine
  • Available flavors : Capsule
  • Price per serving : $69

Pros:

  • Uses clinically-proven ingredients
  • Promotes fat-burning and weight loss
  • Suppresses appetite and food cravings
  • Boosts energy levels and mood
  • 60-day money-back guarantee

Cons:

  • Only available through the official website
  • Capsule form only (no other options)
  • May need to limit caffeine from other sources

Bottom Line

PhenQ is a comprehensive weight loss supplement that uses multiple clinically-backed ingredients to promote fat burning, reduce appetite, and boost mood. It provides a risk-free trial.

Overview

PhenQ contains ingredients that may boost metabolism, burn fat through thermogenesis, curb appetite, enhance energy levels, and improve mood.

  • Supports fat-burning and weight management
  • Curbs food cravings and promotes fullness
  • Boosts physical and mental energy levels
  • Enhances mood and reduces stress
  • 60-day money-back guarantee

When combined with a healthy lifestyle, some users report visible fat loss and weight management results. Individual commitment impacts outcomes.

Overall, PhenQ aims to support natural weight loss through multiple pathways in a comprehensive dietary supplement. As with any product, following a balanced lifestyle enhances effects. Individual experiences may differ.

#2 Phen24

Key features:

  • Number of servings : 30
  • Dose: Take 4 capsules daily
  • Key Ingredients : Caffeine, green tea extract, glucomannan, D-biotin, iodine, zinc
  • Available flavors : Capsules
  • Price per serving : $69.99

Pros:

  • Dual day/night formula for 24-hour fat-burning
  • Boosts metabolism and energy levels
  • Curbs appetite and food cravings
  • Improves sleep quality for recovery
  • 60-day money-back guarantee

Cons:

  • Only available through the official website
  • Capsule form only
  • May interact with some medications

Bottom Line

Phen24 is a 2-part fat burner designed to boost metabolism and curb appetite around the clock for effective weight loss support. It uses clinically studied ingredients and a 60-day guarantee.

Overview

Phen24 contains day and night capsules to support weight loss 24/7. Ingredients boost metabolism, burn fat and calories, manage cravings, and promote restful sleep.

  • Supports weight loss and fat breakdown
  • Enhances metabolism and calorie/fat-burning
  • Curbs food cravings and appetite
  • Promotes restful sleep for recovery
  • 60-day money-back guarantee

Some users report visible weight loss when combined with a healthy lifestyle over time. Individual commitment impacts results.
Overall, Phen24 aims to simplify weight management with a 2-in-1 day/night formula. As with any supplement, diet and exercise are recommended for best outcomes. Individual experiences may differ.

#3 PhenQ PM

Key features:

  • Number of servings : 30
  • Dose: 4 capsules 30 minutes before bed
  • Key Ingredients : L-Arginine, L-Lysine HCL, L-Theanine, 5-HTP, Chromium, Biotin, Molybdenum, Vitamins B1, B6, B5, Choline
  • Available flavors : Capsules
  • Price: $64.99
  • 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

Pros:

  • Promotes fat burning and weight loss while sleeping
  • Easy-to-swallow capsules
  • Boosts metabolism, energy levels, and productivity
  • Curbs cravings and appetite
  • Soy and grain-free

Cons:

  • Results may take 3 weeks to see
  • Only available through the official website

Bottom Line

PhenQ PM is a natural supplement that claims to maximize nighttime fat burning through key ingredients and deep sleep. Clinical research supports some benefits but long-term effects are unknown. May support weight loss when combined with a healthy diet and lifestyle.

Overview

Taken before sleep, PhenQ PM ingredients promote relaxation and deep sleep. During sleep, fat-burning hormones are released to support weight loss and muscle growth. The excess stress hormone cortisol is reduced.

  • Maximizes nighttime fat-burning phases
  • Curbs cravings and manages appetite
  • Boosts metabolism and energy levels
  • Improves relaxation, sleep quality, and productivity
  • Soy-free and grain-free formula

Claims to promote sustainable weight loss within 3 weeks when combined with controlled appetite and improved sleep.

This supplement aims to support weight loss through optimized sleep, metabolism, and appetite control, according to the manufacturer. As with any supplement, individual experiences may differ.

#4 Leanbean

Key features:

  • Number of servings : 30
  • Dose: Take 6 capsules per day
  • Key Ingredients : Glucomannan, Green Tea Extract, Turmeric
  • Available flavors : Capsules
  • Price: $59.99 per bottle

Pros:

  • Contains natural, clinically-proven fat-burning ingredients
  • Targets stubborn fat areas like the waist, arms, and legs
  • May help regulate blood sugar and cholesterol
  • Increases metabolic rate and promotes estrogen balance

Cons:

  • Requires purchasing 3 bottles for the 90-day refund period
  • Only available through the official website

Bottom Line

LeanBean is a thermogenic fat burner and appetite suppressant designed specifically for women. Key ingredients are clinically-backed to support fat burning and weight loss when combined with a healthy diet. Individual results may vary.

Overview

LeanBean aims to boost metabolism and thermogenesis to burn fat, especially in problem areas. It also contains ingredients that may help curb appetite and cravings.

  • All-natural formula with clinically studied ingredients
  • Targets stubborn belly fat and cellulite
  • Regulates blood sugar and cholesterol
  • Supports estrogen balance
  • Increases metabolic rate

Some users report visible fat loss and appetite control in 90 days when following the program as directed. Individual commitment to a healthy lifestyle enhances results.

This supplement aims to support natural weight loss in women through thermogenesis, appetite control, and metabolic enhancement. As with any supplement, commitment to a balanced diet and exercise is recommended along with it for best results. Individual experiences may differ.

5 PrimeGenix CalmLean

Key features:

  • Number of servings : 30
  • Dose: Take 2 capsules daily before breakfast
  • Key Ingredients : Forskolin, Cayenne Pepper, BioPerine
  • Available forms : Capsules
  • Price : $59.95 per bottle

Pros:

  • Stimulant-free formula using 100% organic ingredients
  • Doctor-recommended natural supplement
  • Boosts metabolism and promotes rapid fat-burning
  • Suppresses appetite and blocks fat storage
  • Provides added energy and strengthens the immune system

Cons:

  • Results may vary for each individual
  • Popular supplement that can go out of stock
  • Only available through the official website

Bottom Line

CalmLean is a natural thermogenic fat burner that claims to induce fat loss through metabolism-boosting ingredients and appetite suppression. Key components are backed by research to support weight management goals when used as part of a healthy lifestyle. Individual results will vary.

Overview

This supplement aims to induce thermogenesis for fat burning and suppress appetite. Key ingredients may:

  • Boost metabolism and induce fat-releasing enzymes
  • Block fat storage and promote fat loss
  • Give sustained energy without caffeine
  • Doctor-recommended, 100% organic formula
  • Supports rapid, natural weight loss
  • Reduces appetite and fat absorption
  • Strengthens immunity and heart health
  • Relieves bloating and inflammation

When combined with a healthy diet and lifestyle, some users report visible fat loss results. Individual commitment impacts outcomes.

This supplement aims to support weight management through thermogenesis, metabolism-boosting, and appetite control according to the manufacturer. As with any supplement, diet and exercise are recommended for best results. Individual experiences may differ.

How Do Best Nighttime Fat Burners Work?

To understand their mechanism, it’s important to first grasp the concept of metabolism. Simply put, metabolism is the process by which your body converts what you eat and drink into energy. This process continues even when you are resting or sleeping[2].

Nighttime fat burners work by enhancing this metabolic process while you sleep. They contain ingredients that stimulate thermogenesis – a metabolic process during which your body burns calories to produce heat. This leads to an increase in your basal metabolic rate (BMR), helping your body burn more calories, even while you’re catching that much-needed sleep.

Another mechanism through which these supplements work is by promoting lipolysis, the process of breaking down stored fat into free fatty acids that can be burned for energy. Certain ingredients found in these supplements, like green tea extract, are known to enhance lipolysis[3].

One unique aspect of nighttime fat burners is their emphasis on sleep quality. Some of these supplements contain ingredients like Melatonin and Valerian Root, known for their sleep-enhancing properties. By promoting restful sleep, these supplements support the production of growth hormones that aid in fat-burning and muscle-building[4].

Benefits of Best Nighttime Fat Burners

  • Burn Calories As You Sleep: One of the main benefits of nighttime fat burners is their ability to enhance calorie burning while you snooze. They work by boosting your metabolism at rest, turning your body into a calorie-burning machine even during sleep[5].
  • Decreases Nighttime Cravings: Many of us fall victim to late-night snacking, which can derail our weight loss efforts. Nighttime fat burners often contain ingredients like White Kidney Bean that help suppress appetite and curb those pesky cravings[6].
  • Improves The Quality Of Your Sleep: A good night’s sleep is essential for overall health and weight management. These supplements often contain Melatonin, a hormone that regulates sleep, thereby improving your sleep quality[1].
  • Increases Energy Expenditure: By elevating your blood pressure slightly and stimulating thermogenesis, these supplements can increase your overall energy expenditure, leading to weight loss over time[7].
  • Supports Metabolism: Nighttime fat burners work similarly to their daytime counterparts by speeding up your metabolism. A faster metabolism means you burn more calories, which can aid in weight loss[2].

Potential Side Effects of Best Nighttime Fat Burners

Some users could experience symptoms like insomnia due to the stimulants present in these supplements. Others may report gastrointestinal issues like oily spotting, gas, and soft stools, particularly with supplements that interfere with fat absorption.

More serious side effects could include an increased risk of heart problems and, in rare cases, liver failure. Always remember, it’s crucial to consult a healthcare professional before starting any new supplement regimen. They can help assess your personal health situation and guide you on the safe use of these products.

How We Found the Best Nighttime Fat Burners

Here’s what we looked for in our search for the best nighttime fat burners:

Ingredient Profile: The first thing we scrutinized was the list of ingredients. We favored products with natural ingredients known to support weight loss and improve sleep quality.

Customer Reviews: We delved into customer reviews across various platforms to gauge user satisfaction. We prioritized products with high praise for their effectiveness and minimal side effects.

Brand Reputation: We considered the reputation of the brand. Companies with a long-standing presence in the market and a commitment to quality and transparency were given preference.

Scientific Backing: Any product can make grandiose claims, but only a few can back them up with solid scientific evidence. We sought out products with ingredients that have been scientifically proven to aid in weight loss and promote quality sleep.

Value for Money: We compared the cost of different products relative to the number of servings per package and the claimed benefits. We aimed to find supplements that provide good value for your investment.

Safety: Safety is paramount when it comes to supplements. We ensured the products on our list are free from harmful additives and have clear dosage instructions.

The Most Effective Nighttime Fat Burners Ingredients

The most effective Nighttime Fat Burners typically feature a cocktail of potent ingredients, each serving a unique purpose in the weight loss journey. They include;

White Kidney Bean Extract

This extract is derived from white kidney beans and has a unique superpower—it can interfere with the body’s digestion of complex carbohydrates.

How so? It inhibits the enzyme alpha-amylase, which is responsible for breaking down carbs into sugars. By doing this, it reduces the number of calories absorbed from these foods, contributing to weight loss[6].

Green Coffee Bean Extract

Before coffee beans are roasted, they’re green and full of a compound called chlorogenic acid. This acid is believed to have health benefits, such as reducing glucose absorption in the gut, leading to a potential decrease in body weight[8].

L-Theanine and L-Tryptophan

L-Theanine is an amino acid primarily found in tea leaves that promotes relaxation without drowsiness. It may also increase metabolism and fat burning[9]. L-Tryptophan is another amino acid that your body converts into serotonin, a hormone that helps control mood and sleep[10].

Capsicum Extract

Derived from red peppers, Capsicum is known for its thermogenic properties, meaning it raises your body’s temperature, leading to increased calorie burn. It may also suppress appetite, further contributing to weight loss[11].

Melatonin

This hormone is produced by your body when it’s time to sleep. It not only helps regulate your sleep-wake cycles but also plays a role in body weight. Poor sleep can disrupt the balance of hormones that control hunger, potentially leading to weight gain. By promoting better sleep, melatonin can indirectly help with weight management[12].

final-sec verdictConclusion

Nighttime fat burners present a compelling option in weight management. Their unique blend of ingredients works harmoniously with your body’s natural processes during sleep, to boost metabolism and improve your overall sleep quality.

However, these supplements are not a quick fix but an adjunctive tool in your health journey. A balanced diet, regular exercise, and adequate sleep remain the cornerstones of sustainable weight loss. Before embarking on a new supplement regimen, consultation with a healthcare provider is crucial to ensure safety and efficacy. The road to health is a personal journey, and every step forward is a victory worth celebrating!

Frequently Asked Questions (FAQs)

Q. Are nighttime fat burners safe?
A. As with any dietary supplement, safety largely depends on the product’s ingredients and your individual health status. Many nighttime fat burners contain natural compounds that are generally considered safe for healthy adults. However, they can cause side effects in some people, and their long-term effects aren’t always well-studied.

Q. Can I use a nighttime fat burner instead of dieting or exercising?
A. No, supplements should not replace a balanced diet and regular physical activity. While nighttime fat burners may support weight loss, they’re most effective when combined with healthy lifestyle habits.

Q. How long does it take to see results from a nighttime fat burner?
A. This varies widely from person to person due to factors like genetics, diet, exercise routine, sleep habits, and more. Some people may notice changes within a few weeks, while others need several months.

Q. Can I take a nighttime fat burner if I have a medical condition?
A. If you have a medical condition or take prescription medications, please talk to your doctor provider before starting a nighttime fat burner or any other dietary supplement. Certain ingredients may interact with medications or exacerbate health conditions.

Q. Can pregnant or breastfeeding women use nighttime fat burners?
A. Pregnant and breastfeeding women should always consult with a doctor before starting any new supplement regimen, including nighttime fat burners. Certain ingredients may not be safe during pregnancy or lactation.

References

BodybuildingReviews avoids using tertiary references. We have strict sourcing guidelines and rely on peer-reviewed studies, academic researches from medical associations and institutions. To ensure the accuracy of articles in BodybuildingReviews, you can read more about the editorial process here.

  1. Sleep Deprivation: Effects on Weight Loss and Weight Loss Maintenance: https://doi.org/10.3390/nu14081549
  2. Metabolism. Essays in Biochemistry: https://doi.org/10.1042/EBC20190041
  3. The Effect of Green Tea Extract on Fat Oxidation at Rest and during Exercise: Evidence of Efficacy and Proposed Mechanisms: https://doi.org/10.3945/an.112.003269
  4. Valerian for Sleep: A Systematic Review and Meta-Analysis: https://doi.org/10.1016/j.amjmed.2006.02.026
  5. Sleep and Metabolism: An Overview: https://doi.org/10.1155/2010/270832
  6. It’s No Has Bean: A Review of the Effects of White Kidney Bean Extract on Body Composition and Metabolic Health: https://doi.org/10.3390/nu12051398
  7. Adaptive thermogenesis in humans: https://doi.org/10.1038/ijo.2010.184
  8. Roles of Chlorogenic Acid on Regulating Glucose and Lipids Metabolism: A Review. Evidence-Based Complementary and Alternative Medicine: https://doi.org/10.1155/2013/801457
  9. L-Theanine: A Unique Functional Amino Acid in Tea (Camellia sinensis L.) With Multiple Health Benefits and Food Applications: https://doi.org/10.3389/fnut.2022.853846
  10. L-Tryptophan: Basic Metabolic Functions, Behavioral Research and Therapeutic Indications:
  11. Dietary capsaicin and its anti-obesity potency: From mechanism to clinical implications: https://doi.org/10.1042/BSR20170286
  12. Mechanisms of Melatonin in Obesity: A Review: https://doi.org/10.3390/ijms23010218

Erin Pereira, PT, DPT

Erin Pereira, PT, DPT, is a physical therapist and athletic trainer at Athletico Physical Therapy in the western suburbs of Chicago.
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