Fast Lean Pro Reviews: Does It Support Healthy Weight Loss?

Are you completely fed up with trying fad diet after fad diet, only to lose a few pounds and quickly gain it all back? Or worse, feeling like you’re starving yourself constantly with no lasting results? If yo-yo dieting and deprivation have left you demoralized about weight loss, then Fast Lean Pro offers a completely different, science-backed approach that’s worth considering.

Fast Lean Pro is a 100% natural supplement that mimics the body’s metabolic state of fasting to facilitate healthy, sustainable weight loss. Instead of severely restricting calories, Fast Lean Pro’s clinically proven ingredients work together to trick your body into burning fat for energy, just as it does during a fast.

But this innovative formula doesn’t stop there. While kickstarting fat burning, it also provides antioxidants to promote cellular rejuvenation, herbs to boost metabolism, and probiotics to improve gut health. It’s an all-in-one, systems-based approach to weight loss.

Fact Checked
Fast Lean Pro

Fast Lean Pro is a weight loss supplement that activates the body’s fasting switch, resulting in natural fat burning and targeting stubborn reserves. With scientifically-backed ingredients, it helps customers effectively manage their weight. The formula is free of chemicals, additives, and allergens, and has undergone third-party lab verification for safety. Additionally, the supplement offers a 60-day money-back guarantee, making it a reliable and risk-free option for weight loss support.

Supplement Name: Fast Lean Pro

Category and Working Principle: Fast Lean Pro is a dietary supplement that supports healthy weight loss by triggering effects similar to fasting

Dosage: Take one scoop one or two times a day

Purpose: The main purpose of this formula is to support weight loss, enhance cellular renewal, and promote fasting and metabolism

Main Ingredients:

  • Niacin
  • Vitamin B12
  • Chromium
  • Fibersol 2
  • Sukre
  • Biogenic Polyamine Complex

Price Details:

  • Basic (1 jar): 30-day supply, $69 per jar + free shipping
  • Popular (3 jars): 90-day supply, $59 per jar + free shipping
  • Best value (6 jars): 180-day supply, $49 per jar + free shipping

Supplement Specifications:

  • Availability- Only through the official Fast Lean Pro website
  • Third-party access- Not available for purchase through third-party platforms or stores
  • Shipping fee- Free shipping
  • Refund policy- Comes with a risk-free refund policy of 180 days


  • Call 1-800-390-6035 (toll-free) or +1 208-345-4245 (International)

Fast Lean Pro Reviews – Don’t Buy This Effective Formula Before You See This

Fast Lean Pro piqued the curiosity of many dietary supplement users shortly after it was launched. This initial hype that the formula received from the weight loss supplement circle is tagged along with various reviews and articles claiming that Fast Lean Pro is an efficient supplement that helps everyone struggling to lose weight. All of these give a good impression of the supplement. However, as we are talking about a supplement that will be part of your daily routine for a few months, it is essential to have a clear understanding of the formula beyond what the first impression shows us.

This Fast Lean Pro review will take you through all the things that you need to know about the supplement such as its ingredients, working principle, benefits, manufacturing quality, usage, and so on. So to know if Fast Lean Pro is a supplement that is worth trying out, we advise you to read this review till the end!

CertificationGMP Approved
Label Accuracy98.72% (PASS)
Ingredients Purity94.33% (PASS)
Ingredient Safety98.19% (PASS
Projected Efficacy97.22% (PASS)
Category Average Price$50 to $70
Heavy Metal ScreeningBelow Proposition 65 Limit CA – (PASS)
Flagged Inactive IngredientsN/A (PASS)
Suggested Course Duration30-60 Days
Official WebsiteClick Here

What is Fast Lean Pro?

Fast Lean Pro is a 100% natural weight loss supplement created using clinically proven ingredients that have multiple beneficial health properties. The supplement is designed to help you lose weight and does this by making your body think that you are fasting. Then the natural ingredients of the formula work together to initiate healthy fat-burning in your body. Besides weight loss, Fast Lean Pro also boosts cellular renewal, boosts metabolism, promotes kidney function, and improves gut health.

As per the official website, Fast Lean Pro is a supplement free of any harmful substances that are manufactured in an FDA-registered and GMP-certified facility in the United States. Fast Lean Pro comes in the form of powder and the manufacturer recommends you take it daily for a period of a few months to get maximum benefits.

Fast Lean Pro Ingredients And Its Benefits

We have mentioned that Fast Lean Pro consists of natural ingredients that have various beneficial medicinal properties. Let us now take a look at each of these ingredients and the prime health properties of the ingredients that play an active role in the functioning of this weight loss supplement with this Fast Lean Pro review.

Reduce high cholesterol levels promotes weight loss and increases muscle massAmount Per ServingKEY BENEFITS
Niacin 20mgReduce blood pressure boost brain functions improve energy levels
Vitamin B125mcgHelps in burning fat maintains healthy nerve cells improves mental health
Chromium 123mcgRelives constipation normalizes bowel movements supports weight loss
Fibersol 2 0.56gSupport liver health Increase energy levels enhance the immune system
Biogenic Polyamine Complex0.56gSupport liver health Increase energy levels enhance the immune system
Sukre0.56gSupport liver health Increase energy levels enhance immune system

Fast Lean Pro Beneficial Ingredients

Here in this Fast Lean Pro review, we’ll give you the rundown on what this weight loss solution is made of and how it works.

  • Niacin 

Niacin is an ingredient that promotes weight loss by firing up your metabolism and triggering fat burning in your body. The ingredient also helps in breaking down the accumulated fat in your body and flushes out unwanted substances. Niacin helps in reducing body weight in obese individuals

Vitamin B12
  • Vitamin B12

Vitamin B12, also known as cobalamin, is a water-soluble nutrient associated with metabolism. This B vitamin also contributes to DNA synthesis and the metabolism of both amino acids and fatty acids. Vitamin B12 is a common ingredient in weight loss supplements as it is a great metabolic booster. It also converts the food that you consume into sugar and other types of fuel that benefits your body’s smooth functioning. 

  • Chromium 

Chromium is an essential element that acts against a list of health conditions including metabolic syndrome, diabetes, PCOD, dyslipidemia, and impaired glucose tolerance. Scientific studies show that chromium has beneficial effects on the metabolism of glucose, lipid, and insulin. To support healthy weight loss, it decreases the body fat percentage while increasing lean muscle mass. 

Fibersol 2 
  • Fibersol 2 

Resistant maltodextrin Fibersol-2 is a fermentable and soluble dietary fiber that promotes satiety. Since it helps you feel full for long hours, it significantly reduces your daily calorie intake and supports weight loss. Along with that, fibersol 2 is clinically shown to improve bowel movement and relieve constipation. 

  • Biogenic Polyamine Complex

Biogenic Complex is a naturally occurring polyamine that benefits autophagy, supporting the kidneys and the liver. It is also beneficial to improve cognitive functions and inhibit the progression of heart disease. At the same time, it is shown to promote effective fat breakdown and support cell renewal. 

Biogenic Polyamine Complex
  • Sukre

Sukre is a natural weight loss support component that benefits calorie burn and satiety. Apart from this, Sukre enhances liver health and functioning while drawing out toxins and impurities present in the body. 

Click Here To Order Fast Lean Pro From Official Website

How Does Fast Lean Pro Work?

Fast Lean Pro is a formula that uses the approach of fasting to help you lose weight. Fasting is one of the most efficient ways to lose weight. However many people struggle with fasting as they find it difficult to not eat food for hours. Taking this struggle of people into consideration, the manufacturer of Fast Lean Pro has created a formula to trick your brain into thinking that you are fasting when you are not.

This will make your body act in the way it will act when you are fasting. Your brain will start to think that you haven’t been eating for hours and a switch is activated telling your body to burn any fat reserves and destroy all the old cells in your body that aren’t functioning properly. This will help you lose weight and boost the process of cellular renewal in your body. 

Pros And Cons Of Fast Lean Pro

One thing I have noticed while going through authentic Fast Lean Pro reviews is that the supplement possesses both positive and negative features. In case you have any plans to give the supplement a try, it is necessary to be aware of these traits. So, below are listed both the advantages and the disadvantages you can expect while consuming the supplement. 


  • Boosted energy levels, physical performance, and stamina. 
  • Younger-looking skin since the formula promotes cell renewal. 
  • Healthy digestion and bowel movement. 
  • Improved metabolism of fat, sugar, and carbs. 
  • Enhanced liver and heart health. 
  • Rejuvenation of the complete body.
  • Balanced gut microbiota. 
  • Optimized markers of blood pressure, blood sugar, cholesterol, lipids, and triglycerides. 
  • Support for the process of autophagy.  


  • The supplement can cause minimal symptoms like nausea for a few days while following its regular intake. 
  • Fast Lean Pro is not recommended for pregnant and breastfeeding mothers

How To Use Fast Lean Pro Weight Loss Supplement For Better Results?

Unlike usual weight loss supplements, the Fast Lean Pro formula comes in powdered form. So, both the manufacturer and experts give certain suggestions regarding its regular intake. To consume the supplement the right way, you need to mix a single scoop of the powder with a glass of water and drink it every morning.

According to experts who have reviewed the formula, it works in the best way when you take Fast Lean Pro powder along with green tea, black tea, and black coffee. Since these drinks contain phytochemicals that turbo-charge cell renewal and energy use within your body, they can speed up the process of autophagy and fat burn. 

Even so, the maximum Fast Lean Pro results are obtained only when you follow its consistent intake up to the recommended period of 2-3 months. Pursuing this, you can expect the results to last for at least 1-2 years without losing consistency. To make the result stay longer, you can also practice healthy eating and adapt to a regular exercise regimen. 

Fast Lean Pro Dosage

Fast Lean Pro Comparison With Other Weight Loss Supplements

While the Fast Lean Pro dietary supplement comes with several features that make it an adequate weight loss support supplement, it is necessary to check on the alternatives that come with a similar purpose. So, here are a couple of formulations that have been found trending in the weight loss industry. 


Exipure is said to be a natural weight loss supplement in encapsulated form. This scientifically verified formula is composed of the finest set of over 8 evidence-based ingredients that are supposed to benefit weight loss by improving the brown adipose tissue levels in the body. 


PuraLean capsules are natural and referred to as effective to support healthy body weight. The manufacturer suggests that the formula combines eight natural and clinically proven ingredients. Together, these ingredients can improve metabolic rates and support effective fat breakdown. 

Comparison Table With Alternative Products 

Biogenic Polyamine Complex
Price for 1 Bottle
Longevity of results
Editors Choice
Fast Lean Pro 
All natural, entirely plant-based, and non-GMO ingredients 
Biogenic Polyamine Complex
Price for 1 Bottle
Longevity of results
The minimum longevity of results is 1-2 years.
Editors Choice
Non-GMO ingredients 
Biogenic Polyamine Complex
Price for 1 Bottle
Longevity of results
Not mentioned
Editors Choice

Fast Lean Pro Customer Reviews: Are All Fast Lean Pro Reviews Positive?

Here are a few Fast Lean Pro customer reviews that have been noticed on various health forums. 

“My daughter was struggling with her oversized body and she used to have palpitations even when taking a few steps through our hallway. Since she was not able to move around so easily, the only choice she had was fasting. But fasting was not a good idea for her to follow as she would collapse by the middle of the day itself. This is why she tried the formula. Fast Lean Pro results are just amazing. With this, she could melt down almost 25 lbs of fat from her body.”
Maria Horace 

“I thought the most difficult task I would face while proceeding to support my healthy self is weight loss. But I never expected it would be so easy as the Fast Lean Pro formula truly helped me get rid of the fat present in my body. With this formula, it took only a couple of months for me to see a significant difference in my total appearance.”
Julian Hanks 

“I was truly hopeful when I started consuming Fast Lean Pro. I have seen many of my friends use it and achieve the best results it could provide. But, in contrast to what I was expecting there was no significant change it could promote even after I completed three months of regular intake. Even so, I didn’t lose hope and continued taking it for another two months. This time, the formula really worked and I reached my dream body weight.”
Gabriella Fernadez

Fast Lean Pro Manufacturing – Quality And Safety Standards

Each bottle of Fast Lean Pro is formulated in an FDA-registered and GMP-certified facility in the United States of America. The manufacturing process of the supplement was done by following all the necessary safety and quality measures. The creator has added only natural ingredients of high quality to formulate the supplement. All of these ingredients are clinically proven to be safe for the human body. In addition to this, Fast Lean Pro does not have any harmful substances in it.

Editor’s Note: If you are looking to purchase this product, secure your purchase directly from the official website to guarantee authenticity and avoid fake sellers on other retailers.

Fast Lean Pro Side Effects

So far we have looked at some of the prime aspects of the formula and we have seen that Fast Lean Pro is a 100% natural formula that has zero artificial or harmful substances in it. As this is the case, the possibility of Fast Lean Pro causing any side effects in your body is minimal. Although the supplement is safe, it is not recommended for people below the age of 18, pregnant women, and nursing mothers. Additionally, people who have any diagnosed medical conditions and are taking medicines regularly are advised to consult a healthcare expert before using the supplement.

What Safety Precautions You Should Consider Before Use?

It is true that the Fast Lean Pro formula is entirely natural and contains plant-based ingredients only. Besides, it is totally free of all types of chemicals, additives, allergens, and stimulants to cause any side effects. Apart from this, the formula comes with third-party verification suggesting that it is safe for regular consumption.  

Although the supplement possesses these qualities, there are certain precautionary actions that you need to follow while following regular intake of the formula. First of all, ensure that you are not following an overdose as exceeding the suggested dose can cause adverse results.

Secondly, make sure that you follow the right way of intake as mentioned by the manufacturer. Finally, never consume Fast Lean Pro weight loss powder until you ensure that the formula has not crossed the period of expiry, which is 2 years from the date of manufacture. 

In addition, there are also certain instances by which you are totally restricted to consume the formula. This includes pregnancy, lactation, specific treatments, medications, or other underlying conditions. If you are already on other medications, it is highly recommended to seek advice from a health expert regarding its intake. 

TypePlant-based supplement
CompositionNatural ingredients only
Third-party verificationConfirms safety for regular consumption
OverdoseAvoid exceeding the suggested dose
IntakeMix a single scoop of the powder with a glass of water and drink it every morning
ExpiryDo not consume after 2 years from the manufacture date
Restricted consumptionPregnancy, lactation, specific treatments, medications, or underlying conditions
AdviceSeek advice from a health expert if already on other medications

Truth Behind Fast Lean Pro Availability On Amazon

Unfortunately, numerous Fast Lean Pro scam products have cropped up trying to dupe customers on retail sites like Amazon, Walmart, and beyond. These fakes use the likeness and branding of real Fast Lean Pro to lure in unsuspecting buyers browsing for weight loss supplements. However, the real manufacturer confirms Fast Lean Pro capsules are only available to purchase securely through its official website.

Often these Fast Lean Pro Amazon listings and Fast Lean Pro Walmart pages feature steeply discounted prices to quickly capture buyer attention. However, users report receiving fake, ineffective formulas or nothing at all after paying.

Remember – authentic Fast Lean Pro is currently ONLY sold through official website with no authorized Amazon, Walmart, or other external retailer listings at this time. All legitimate Fast Lean Pro bottles state they are distributed by Wolfson brands with the exact ingredients of the genuine complex. Be vigilant and avoid the Fast Lean Pro scams rampantly plaguing the supplement industry right now!

Fast Lean Pro Price And Availability 

Regarding the total cost of the Fast Lean Pro supplement, you can stay relaxed as it comes in three different packages with discounts and extra bottles. This makes it easy for you to choose the right plan as per your preferences. 

So, take a look at the three different pricing options with which you are free to place your order on Fast Lean Pro. 

Among these, the plans with extra jars provide better discounts along with a complete 3-month supply. With these plans, you will also feel it convenient to complete the suggested period of intake, which is why experts also recommend choosing either of them. 

Anyway, keep in mind the Fast Lean Pro manufacturer has confirmed that the supplement is exclusively available on the official website for purchase. If you search for it on Amazon or any other eCommerce site, chances are great that you end up choosing a replica. So, make sure that you’re on the exact order page to place the order to avoid such unexpected contexts.

Is There A Money-Back Guarantee?

All packages of Fast Lean Pro are backed by a 180-day money-back guarantee. This means if you are unimpressed with the results that the weight loss supplement has given you, then you are entitled to get a refund from the manufacturer. You can get it if you request the refund within 180 days from the date of purchasing it from the official website. One important thing to remind you is that the money-back policy is only for Fast Lean Pro ordered on the official website of the supplement. 

Fast lean pro


1 month’s supply of Fast Lean Pro
$69 + Shipping
Fast lean pro 3 bottles


3 month’s supply of Fast Lean Pro + free shipping
Fast lean pro 6 bottles


6 months’ supply of Fast Lean Pro + free shipping

Click Here To Order Fast Lean Pro From Official Website

Fast Lean Pro Bonuses

When you order one of the multi-jar packages of Fast Lean Pro, you will get two free bonuses. They are:

  • Bonus 1: Total Hair Regeneration – This bonus given by the manufacturer of Fast Lean Pro is an e-book. You can now kickstart your journey with Fast Lean Pro with this bonus by following the natural methods included in it that would aid you in growing thick and strong hair. 
  • Bonus 2: Total Body Rejuvenation: 4 Tibetan Secrets for a Longer Life – The second bonus is also an ebook. This bonus book will tell you about 4 Tibetan secrets that would give you the energy of a teenager.

Final Verdict Of Fast Lean Pro Reviews

Before we wrap up this Fast Lean Pro review, let us quickly summarize all the things we have discussed. Fast Lean Pro is a natural supplement that supports weight loss and works effectively for people of all body types. The supplement consists of clinically backed natural ingredients that work in synergy to initiate healthy weight loss in your body. Fast Lean Pro acts in your body by making your brain think that you are losing weight and triggering the process that your body undergoes when you haven’t eaten for hours. 

The supplement is made in an FDA-registered and GMP-certified facility in the United States using the highest quality methods. Fast Lean Pro helps you lose weight safely and it does not cause any adverse effects on your body. As of now, the supplement is available only on its official website. You can get it now at affordable prices along with two free bonuses and a hassle-free money-back guarantee. Taking all of these into account, Fast Lean Pro seems to be an effective formula for people who want to lose weight healthily and safely. 

Editor’s Note: If you are looking to purchase this product, secure your purchase directly from the official website to guarantee authenticity and avoid fake sellers on other retailers.

Fast Lean Pro Reviews: Overall Weight Loss Supplement Score

Fast Lean Pro is a proprietary blend of clinically researched natural ingredients that promotes weight loss, boosts cellular renewal, and enhances metabolism. The supplement works by tricking your brain into thinking that you are fasting and triggering fat burning in your body. 

– Dr. Jun Ren

Fast lean pro reviews
Weight Loss Results
Result Expected
Nutrition Quality


Fast Lean Pro is a natural dietary formula that promotes healthy and safe weight loss. The supplement is made in an FDA-registered and GMP-certified facility using natural ingredients and does not have any artificial substances in it. 


Frequently Asked Question

1. Does fasting really works?

Research shows that fasting really works in losing weight and managing your blood sugar levels. Fasting works similarly to a calorie deficit weight loss plan and also aids in boosting your body’s metabolism. 

2. Which intermittent fasting is best for weight loss?

There are many intermittent fasting that works for weight loss and you need to choose according to your body’s needs. You can also use Fast Lean Pro to give your body the same effect as fasting without actually fasting. 

3. Can I have fruits in intermittent fasting?

Yes, you can fruits in intermittent fasting but you should only take them during the eating window. Taking fruits while you are fasting may weaken the effect that it has on your body.

4. Why am I not losing weight on 16-8 fasting?

One main reason why you may not be losing weight on 16-8 fasting is that your body might not be receiving enough nutrients to stay healthy and regulate healthy weight loss. In such situations, you can use supplements like Fast Lean Pro that at the same time gives your body powerful natural ingredients that support weight loss and tricks your body into thinking that you are fasting.

5. Does fasting for 16 hours burn fat? 

Yes, fasting for 16 hours will burn fat. But you need to consider your overall health before starting to fast for 16 hours. Otherwise, it might weaken your body and you will start to feel nauseous and tired.


  • Younossi, Z. M. et al. Global epidemiology of nonalcoholic fatty liver disease-Meta-analytic assessment of prevalence, incidence, and outcomes. Hepatology 64, 73–84 (2016)


At our publication, we are committed to providing honest and unbiased recommendations to our users. We thoroughly evaluate products and only endorse those that we genuinely believe are beneficial. In order to support our product testing and reviewing process, we may earn a commission when readers make purchases through the provided retail links. Rest assured that this commission comes at no additional cost to our valued readers. Your trust is paramount to us, and we remain dedicated to delivering reliable information and insights.

Dr. Jun Ren is a dedicated and experienced registered dietitian and nutritionist who is committed to helping people achieve their health goals through personalized nutrition plans. With a passion for promoting healthy eating habits and preventing chronic diseases, Dr. Ren has been able to assist numerous clients in improving their overall quality of life.

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