10 Best Glucomannan Supplements (2024 Upd)

Lisa Lorraine Taylor, BSc, CPT
Published by Lisa Lorraine Taylor, BSc, CPT | Staff Writer
Last updated: February 2, 2024
We personally test every product featured in our reviews and guides. By ordering products anonymously and getting a group of independent testers, we are able to get first-hand experience and provide data-driven recommendations. Learn more.

When it comes to choosing a dietary supplement, “high-quality product” should be the first thing you check off on your reasons-to-purchase list. This naturally applies to your glucomannan supplement, by extension.

I’ve done a good deal of research, spoken to my dietician, and experimented with many different brands. One notable mention is my Leanbean review, which provided valuable insights.

The result: a list of the best glucomannan supplements for weight loss that I’m confident will benefit my readers and clients.

So, here’s our list of the best glucomannan supplements for weight loss that you should seriously consider adding to your weight management regimen.

The Best Glucomannan Supplements

Editor's Choice
NOW Foods - Glucomannan Pure Powder
NOW Foods
Rated 4.9/5
Check Current Price
2nd Best Choice
Nature’s Way - Premium Glucomannan
Nature’s Way
Rated 4.9/5
Check Current Price
3rd Best Choice
Nutricost - Glucomannan Powder
Nutricost
Rated 4.8/5
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Our Top Products (April 2024)

1 - NOW Foods - Glucomannan Pure Powder (Best Overall & Premier Pure Powder)

Rated 4.9/5
4.9
Ingredients
5.0
Effectiveness
4.8
Price
NOW Foods - Glucomannan Pure Powder
  • Quick facts : Pure Glucomannan Powder

Pros and Cons

Pros

  • Powder form; so it can be added to a variety of foods and drinks
  • Contain pure glucomannan and nothing else
  • A trusted brand for over 50 years

Cons

  • Not convenient for consumption when traveling

Since 1968, NOW has been a leader in natural products, offering high-quality glucomannan capsules for weight loss.

Their glucomannan powder, ideal for weight management, enriches diets with dietary fiber and enhances fullness.

It's versatile, easily added to foods and shakes, and doubles as a thickener.

Beneficial for bowel health and cholesterol control, the recommended dose is 1/2 teaspoon with eight oz. of water, taken before meals twice daily, to optimize benefits and prevent side effects.

2 - Nature’s Way - Premium Glucomannan (Best for Appetite Suppressant)

Rated 4.9/5
4.9
Ingredients
5.0
Effectiveness
4.8
Price
Nature’s Way - Premium Glucomannan
  • Quick facts : Pure Glucomannan Capsules

Pros and Cons

Pros

  • It’s TRU-ID authenticated, meaning you’re promised exactly what’s given on the label
  • Effective with less than the recommended dosage
  • Promotes a strong feeling of fullness

Cons

  • Swallowing without adequate fluid will make this a choking hazard

Nature's Way excels in the health industry with its high-quality glucomannan supplement.

Based on personal and client experiences, it effectively promotes satiety, reducing the urge to snack for hours, even after intense workouts.

Its potency is impressive, with small doses yielding significant weight loss.

Glucomannan's ability to form a stomach-filling gel reduces appetite, making it ideal for those sensitive to dietary supplements, as it achieves results with minimal doses.

3 - Nutricost - Glucomannan Powder (Cheapest Option)

Rated 4.8/5
4.7
Ingredients
4.9
Effectiveness
4.8
Price
Nutricost - Glucomannan Powder
  • Quick facts : Non-GMO Glucomannan Powder

Pros and Cons

Pros

  • No flavors or aftertaste
  • Good flour substitute for thickening sauces, gravies, and soups
  • Small serving size, so one bottle will last a long time

Cons

  • It’s less convenient than capsules

This dietary fiber supplement from Nutricost stands out from the rest because it's flavorless and has no aftertaste.

I've personally added it to my smoothies and soups and had a seamless experience because it does not affect the taste of my meals.

And since it’s in the powdered form, it’s also a good substitute for flour to be used as a carb-free thickener.

I really liked the fact that it's flavorless because I added it to my shakes and soups, and it only affected the texture, which I didn’t mind at all.

4 - Carlyle - Glucomannan Powder (Best All-Natural)

Rated 4.5/5
4.7
Ingredients
4.5
Effectiveness
4.4
Price
Carlyle - Glucomannan Powder
  • Quick facts : GMP-facility-packed Glucomannan Powder

Pros and Cons

Pros

  • Blends well with smoothies and milkshakes
  • Safe for all diets
  • Packed in a GMP facility, so no hidden ingredients

Cons

  • May cause mild cramps for some users

Carlyle, a favorite of mine for weight management and health enhancement, offers a non-GMO glucomannan powder made in a GMP-certified USA facility, ensuring safety and efficacy.

This gluten-free supplement fits all diets and is valued for its transparent ingredients, proving reliable for weight loss.

It easily integrates into smoothies and milkshakes.

Carlyle purports to lower cholesterol, blood pressure, and diabetes symptoms, and reduce bloating and constipation, with our tests confirming several of these benefits.

5 - BulkSupplements - Konjac Root Glucomannan Powder (Top Pick for Digestive Health)

Rated 4.5/5
4.6
Ingredients
4.4
Effectiveness
4.6
Price
BulkSupplements - Konjac Root Glucomannan Powder
  • Quick facts : Powdered Konjac Root Extract

Pros and Cons

Pros

  • Successful at curbing hunger when intermittent fasting
  • Claims to be good for cardiovascular and digestive health
  • Flavorless and has no smell, so you can add it to any foods

Cons

  • Might not be good for sensitive stomachs

This powder produced by BulkSupplements is based on the Konjac Root Extract. Glucomannan comes from this root vegetable whose soluble fiber reaches your lower intestines (where it breaks down) faster than other fibers.

According to the studies by the Journal of Obesity, glucomannan supports digestive and cardiovascular health while aiding in weight loss (provided you exercise and follow a calorie-restricted diet) [2].

My clients reported that it helped them with intermittent fasting because it limited their hunger and increased energy.

6 - Nova Nutritions Konjac Root Glucomannan

Rated 4.4/5
4.5
Ingredients
4.2
Effectiveness
4.5
Price
Nova Nutritions Konjac Root Glucomannan
  • Quick facts : Vegetable-cellulose-based Glucomannan Capsules

Pros and Cons

Pros

  • Promotes feelings of fullness and prevents constipation
  • Each batch is lab-tested for quality assurance
  • Claims to support digestive health, appetite control, and weight management

Cons

  • Users should be aware of potential allergens among ingredients

This supplement from Nova Nutritions offers more than just glucomannan capsules; it's a comprehensive natural diet pill formulated with research-backed ingredients, like vegetable cellulose which makes it one of the best weight loss pills for those looking to accelerate the weight loss process by curbing their food intake.

What's great about Nova's glucomannan is that it's free of artificial colors, flavors, and any other contaminants. It also claims it supports healthy blood glucose levels.

I found it definitely curbed my food cravings that sometimes interfere with my workouts.

7 - Micro Ingredients Organic Glucomannan Konjac Root Powder

Rated 4.2/5
4.3
Ingredients
4.3
Effectiveness
4.1
Price
Micro Ingredients Organic Glucomannan Konjac Root Powder
  • Quick facts : USDA Organic Glucomannan Powder

Pros and Cons

Pros

  • Increases satiety and supports regularity
  • No additives, preservatives, artificial colors, or flavors
  • Certified USDA Organic

Cons

  • Not as good a thickening agent as the rest of the powders on the list

Out of all the supplements on our list, MicroIngredients Organic Glucomannan is the only one that is certified USDA Organic. It’s a premium all-natural glucomannan supplement for those of you on a strictly organic diet.

Micro Ingredients claims it helps with constipation and some of my clients confirmed that. It’s also completely free from additives and fillers.

8 - NutriGold Glucomannan GOLD

Rated 4.1/5
4.1
Ingredients
4.0
Effectiveness
4.1
Price
NutriGold Glucomannan GOLD
  • Quick facts : Kosher-approved Glucomannan Capsules

Pros and Cons

Pros

  • Free from harsh chemical preservatives
  • No fillers or binders
  • Kosher and vegan-friendly

Cons

  • 700 mg of glucomannan might not be strong enough to keep some people satiated

NutriGold's Glucomannan Gold is a non-GMO verified konjac plant powder from Japan that also claims it helps keep your appetite at bay and reduces your cravings.

My clients reported feeling slightly less hungry than normal, but they said it did reduce fast-food and sugar cravings they were battling against.

This supplement is Kosher-approved, and it’s also manufactured without fillers and binders like magnesium stearate, stearic acid, silicon dioxide, or chemical preservatives.

9 - Puritan's Pride Konjac Root

Rated 3.9/5
3.8
Ingredients
4.0
Effectiveness
4.0
Price
Puritan_s Pride Konjac Root
  • Quick facts:Konjac Root: 1000mg, White Kidney Bean: 1000mg

Pros and Cons

Pros

  • Made with the high-quality ingredients
  • Contains both glucomannan and white kidney bean for overall wellness
  • Free from additives, sweeteners, and artificial colors

Cons

  • Some users reported feeling bloated after consumption

For over 45 years, Puritan’s Pride has been a significant player in the health and fitness sector, offering high-quality glucomannan capsules.

Their formula uniquely includes white kidney beans, a traditional herb supported by the National Institutes of Health Research for aiding weight loss and wellness [3].

The product is diet-friendly and free from artificial colors, flavors, sweeteners, and preservatives.

While it positively impacts satiety, our team found it more beneficial for well-being than for substantial weight loss.

10 - Leanbean

Rated 4.7/5
4.5
Ingredients
4.7
Effectiveness
4.8
Price
leanbean
  • Quick facts: Glucomannan: 3000mg, Choline: 82.5mg, Garcinia Cambogia: 100mg

Pros and Cons

Pros

  • A well-balanced blend of appetite-suppressing and fat-metabolizing ingredients
  • Free from soy, gluten, and GMOs
  • Low stimulant content makes it ideal for consumption before bedtime
  • Offers a money-back guarantee

Cons

  • Each serving (two pills) should be taken three times a day for efficacy, which some might consider a high dosage

Having personally tested Leanbean, I can vouch for its effectiveness in aiding weight loss, a key reason it's our top glucomannan supplement choice.

It combines turmeric, green coffee extract, and Garcinia cambogia, offering benefits like blood sugar control and cholesterol management. These ingredients work together to enhance weight loss and prolong satiety.

Ideal for women and those avoiding stimulants, Leanbean's low caffeine content minimizes jitters, and its Vitamin B12 component, as noted by the National Library of Medicine, aids in energy-boosting [1].

As of now Leanbean is currently out of stock. As an alternative, Capsiplex Trim offers benefits like enhanced fat burning, boosted metabolism, reduced cravings, improved workout effectiveness, and better focus, tailored for women's weight management needs.

How We Picked These Products

In our quest to identify top glucomannan supplements, we engaged in a thorough selection process, guided by key criteria to guarantee top-tier recommendations. Here's a breakdown of our approach:

  • Purity of the Supplement: We focused on glucomannan's purity, rigorously inspecting ingredient lists to select high-quality glucomannan free from unnecessary fillers or additives that could reduce effectiveness.
  • Dosage: Recognizing dosage's role in efficacy, we analyzed glucomannan amounts in each product, aiming to match dosages with those established as safe and effective in clinical studies for optimal weight management results.
  • Form of the Supplement: Acknowledging varied preferences, we assessed different glucomannan forms, like powders and capsules, focusing on their impact on absorption and convenience, to suit diverse lifestyles.
  • Brand Reputation: We prioritized brand reputation and reliability, selecting brands known for quality and customer satisfaction, and scrutinizing their manufacturing practices and ethos to meet our high standards.
  • Certifications: We emphasized certifications, seeking products certified for quality and safety by reputable bodies, including non-GMO and gluten-free options, to cater to various dietary needs.

Throughout, we merged our expertise with feedback from independent testers and dietitian consultations. This comprehensive approach ensured our selections met our strict criteria and aligned with real-world experiences and expert insights.

Buyer’s Guide and Considerations

man holding a mini shopping cart

Before selecting a glucomannan product, consider these aspects:

Fitness Goals

Select a supplement aligned with your health objectives. For satiety and digestion, opt for a pure glucomannan supplement.

However, for more effective and rapid weight loss, consider a product like Leanbean, which blends multiple ingredients for efficient fat burning.

Glucomannan's unique properties make it a key ingredient for weight loss

Glucomannan seems to promote weight loss by displacing the energy of other nutrients and producing satiety and satiation as it absorbs water and expands in the gastrointestinal tract.

- Joyce Keithley, Professor at College of Nursing, Rush University, Chicago

Supplement Form

Glucomannan is available in capsules and powders. Powders offer precise control over dosage and are versatile for mixing with food and drinks, even serving as a kitchen thickener.

Capsules provide convenience, especially for on-the-go use, and are tasteless, offering standardized dosages without the need for measurement.

Glucomannan Dosage

Research, including studies from the National Library of Medicine, suggests safe and effective glucomannan dosages range from 1 to 5 grams, taken one to three times daily [4,5].

Tailor your choice to your needs, but a balanced approach is a 3g dosage, aligning with scientific research findings.

FAQs

How Much Glucomannan Should I Take To Lose Weight?

You should take 1 to 5 grams of glucomannan three times a day with water to lose weight. Be sure to take it before meals; otherwise, it won't help with weight loss.

How Long Can You Take Glucomannan?

You can take glucomannan supplements daily for up to four months without the risk of side effects.

What Is the Standardized Glucomannan Supplement Dosage?

There is no standardized dosage for glucomannan supplements because the FDA does not regulate it. If you want to find the right dosage for your needs, try the smallest dose and adjust depending on your body's reaction.

Are There Any Side Effects of Glucomannan Supplements?

There are no known side effects to taking glucomannan. However, uncoated glucomannan pills or powders can be a potential choking hazard if taken with insufficient water. Additionally, some individuals might experience mild digestive issues such as gas, bloating, and diarrhea. Its best to start with a low dosage.

Can I Take Glucomannan Before Bed?

Some people recommend taking glucomannan before bed, while others advise against it. The timing of your intake should depend on your reaction to it and the specific instructions on the label.

Our #1 Glucomannan Supplement Recommendation

After months of rigorous testing and analysis with my team, we unanimously chose NOW Foods Glucomannan as the standout glucomannan supplement.

Our hands-on experience, combined with extensive research, revealed its superior blend of ingredients, which significantly aids in weight loss and blood sugar control.

NOW Foods Glucomannan's low caffeine content particularly impressed us, as it really reduces the side effect of jitters.

From our collective testing and the positive feedback from our clients, I am confident in recommending NOW Foods Glucomannan for its exceptional appetite suppression and mood enhancement qualities.

Our #1 Recommendation

NOW Foods - Glucomannan Pure Powder (Best Overall & Premier Pure Powder)

NOW Foods - Glucomannan Pure Powder

Rated With Total Shape's Scoring System

4.9
Ingredients
5.0
Effectiveness
4.8
Price
Pros
  • Powder form; so it can be added to a variety of foods and drinks
  • Contain pure glucomannan and nothing else
  • A trusted brand for over 50 years
Cons
  • Not convenient for consumption when traveling
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About The Author

Lisa Lorraine Taylor, BSc, CPT
Staff Writer
Lisa Lorraine Taylor, BSc, CPT holds a BSc degree in Holistic Nutrition from Clayton College of Natural Health and is the owner of Taylor Made Fitness. Her philosophy centers on cutting through the hype and misinformation surrounding dietary supplements, focusing instead on practical, science-backed strategies for health and weight loss.
Learn more about our editorial policy
Dr. Harshi Dhingra, MBBS, MD is a published peer-reviewed author and renowned physician from India with over a decade of experience. With her MBBS from Bharati Vidyapeeth and an MD from Rajiv Gandhi University, she actively ensures the accuracy of online dietary supplement and medical information by reviewing and fact-checking health publications.
Learn more about our editorial policy
Dr. Kristy June Dayanan, BS, MD is an author with a BS degree from University of the Philippines and an MD from University of Perpetual Help System. Her ability to simplify medical science complexities and dietary supplement jargon for the average reader makes her a valued medical fact checker and reviewer.
Learn more about our editorial policy

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