Alli Weight Loss Pill Review 2024: Does It Work?

Embarking on a weight loss journey can often be daunting, with myriad options and paths to consider. For those navigating this landscape, Alli Weight-Loss Pill presents itself as a potential ally.

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In This Review

Overview of Force Factor Alli Weight-loss Pill

This weight-loss pill, suitable for overweight adults, contains an active ingredient, Orlistat, which aims to work by blocking about a quarter of the fat in the food you eat from being absorbed. As a result, this unabsorbed fat doesn’t add calories to your diet, aiding in weight loss.

But does the Alli weight-loss pill really work? Is it the game changer in weight management, as it promises to be?

This piece aims to explore Alli’s claims, its ingredients, and its real-world effectiveness. Sounds interesting? Continue reading to uncover the truth about the Alli Weight-loss Pill.

What Is Alli Weight-Loss Pill?

Alli Weight-Loss Pill is a weight management aid designed for overweight adults seeking a natural and effective way to lose weight.

This product contains Orlistat, a potent ingredient that blocks about 25% of the fat in the food you eat from being absorbed. As a result, this unabsorbed fat passes through your body without contributing to calorie intake, supporting your weight loss efforts.

The pill is best used alongside a reduced-calorie, low-fat diet, and it encourages an active lifestyle, making it a holistic approach to weight management.

In addition to its fat-blocking properties, Alli is also non-GMO and FDA-approved, ensuring both safety and effectiveness for users. It’s a practical solution for those committed to losing weight through a combination of diet, exercise, and the right supplementation.

How Does it Rate?

Overall Rating: 3.8
Alli Weight-loss PillAlli Weight-loss Pill


Value for Cost

3.8/5Value for Cost
Return Policy

3.7/5Return Policy


Brand Highlights

  • Clinically Proven Ingredients
  • FDA-Approved
  • Made for Overweight Adults
  • Promotes Active Lifestyle
  • Non-GMO Capsules
  • Made in the USA
  • Provides Multivitamin Support



*All individuals are unique. Your results can and will vary.

Key Ingredients

  • Orlistat
  • Gelatin
  • Microcrystalline Cellulose
  • Povidone
  • Sodium Lauryl Sulfate
  • Sodium Starch Glycolate
  • Talc


  • Blocks About 25% of Fat Intake
  • FDA-Approved
  • Suitable for Adults
  • Supports an active lifestyle
  • Clear Usage Instructions
  • Non-GMO Ingredients
  • It can be used alongside multivitamins


  • Not suitable for individuals who have had an organ transplant
  • May cause gastrointestinal changes like gas, oily spotting, and loose stools.
  • Requires Diet and Exercise
  • It is not advisable for individuals taking certain medications, like Cyclosporine

About the Brand

GSK Consumer Healthcare, a well-known name in the healthcare industry, produces the Alli Weight-Loss Pill. GSK Consumer Healthcare focuses on developing health-related products that cater to various consumer needs.

The company’s commitment to research and development is evident in its products, including Alli, which is designed to aid in weight loss. As a brand, GSK Consumer Healthcare prioritizes the creation of products that are both safe and effective, aiming to meet the health and wellness requirements of its diverse customer base. Alli is an example of their dedication to providing health solutions that align with everyday consumer needs.

How Does Alli Weight-Loss Pill Work?

Alli Weight-loss Pill operates through a designed mechanism to assist individuals in their weight loss journey. Its primary action revolves around limiting the absorption of dietary fat in the body, ultimately reducing calorie intake and potentially aiding in weight loss.

When you consume food, your body typically absorbs the fat content from it. However, with Alli, the active ingredient Orlistat comes into play. Orlistat inhibits the action of lipase[1], an enzyme responsible for breaking down fats in your digestive system. As a result, about 25% of the fat in the food you consume is prevented from being absorbed.

The unabsorbed fat is then excreted from the body naturally, reducing the number of calories that are utilized. This is a fundamental concept in calorie restriction[2], a key aspect of weight management.

To maximize the effectiveness of Alli, adhering to a balanced, reduced-calorie, and low-fat diet is essential. This dietary approach complements the product’s action and enhances its potential impact on weight loss.

Additionally, Alli encourages users to adopt a more active lifestyle, which is considered an integral part of any weight management program.

Alli Weight-loss Pill Ingredients – Are they Safe & Effective?

Alli Weight-Loss Pill contains several ingredients, each with its own role aimed at supporting weight loss. Let’s take a closer look at these components:


The active ingredient in Alli, Orlistat, is a lipase inhibitor that prevents the absorption of dietary fats in the digestive system. According to a study published in the National Center for Biotechnology Information[3], Orlistat’s fat-blocking action can contribute to weight loss by reducing calorie intake.

Dr. Jane Turner, a registered dietitian specializing in weight management, explains,

Orlistat’s ability to block fat absorption offers a practical approach to calorie control, a fundamental aspect of weight management.

FD&C Blue No. 2:

FD&C Blue No. 2 is a food coloring agent used in the capsule. It doesn’t have a direct impact on weight loss but serves as a safe and approved[4] ingredient for capsule identification.


Gelatin[5] is a common ingredient in capsules, providing the necessary structure. Our Atarax Review emphasizes gelatin’s crucial role in protecting the medication from exposure to atmospheric oxygen, preventing microbial growth, and shielding it from the harmful effects of sunlight.

Dr. Mark Johnson, a pharmaceutical scientist with expertise in capsule formulation, notes,

Gelatin is a safe and widely accepted material for encapsulating medications, ensuring their effective delivery.

Microcrystalline Cellulose:

Microcrystalline cellulose[6] serves as a filler and binder in the capsules, helping to maintain their shape. It doesn’t affect weight loss directly.

Dr. Robert Turner, a pharmaceutical expert in excipients, comments,

Microcrystalline cellulose is a preferred choice in capsule formulation due to its inert nature and suitability for pharmaceutical applications.


Povidone[7] is commonly used in pharmaceuticals as a binder and disintegrant. It helps the capsule maintain its shape and aids in its breakdown in the digestive system.

Dr. Emily Reed, a pharmaceutical chemist with expertise in excipients, notes,

Povidone plays a crucial role in ensuring that the capsule disintegrates properly in the digestive tract, allowing for effective ingredient release.

Sodium Lauryl Sulfate:

Sodium lauryl sulfate is often used in pharmaceuticals for its surfactant properties[8], aiding in the dissolution of ingredients.

Dr. Michael Hughes, a pharmaceutical formulation expert, explains,

Sodium lauryl sulfate enhances the solubility of ingredients in the capsule, ensuring they can be effectively absorbed by the body.

Sodium Starch Glycolate:

Sodium starch glycolate[9] is a common pharmaceutical disintegrant, promoting the breakup of the capsule in the digestive system for efficient ingredient release.

Dr. Lisa Martinez, a pharmacist specializing in drug formulation, states,

Sodium starch glycolate is a key component in ensuring that the capsule quickly disintegrates, allowing for optimal ingredient absorption.


Talc is used as an anti-caking agent [10] and filler in the capsule. It helps maintain the integrity of the product.

Dr. Thomas Adams, a pharmaceutical scientist with expertise in excipients, notes,

Talc serves as an inert ingredient that contributes to the overall stability of the capsule.

Other Alli Weight-Loss Pill ingredients:

Edible ink, Iron Oxide, Titanium dioxide.



*All individuals are unique. Your results can and will vary.

How to Use Alli Weight-Loss Pill

Using the Alli Weight-Loss Pill is simple and can be easily incorporated into your daily routine. Here’s a step-by-step guide on how to use this product effectively:

  • Timing Matters: Take one Alli capsule with each of your three main meals of the day, preferably before or during the meal. It’s essential to consume the capsule while you are actively eating to ensure it works optimally with the food.
  • Monitor Fat Intake: Be mindful of your fat intake with each meal. Alli’s effectiveness is closely tied to the amount of fat you consume. Aim for meals that contain approximately 15 grams of fat to get the best results.
  • Stay Hydrated: Always drink a full glass of water when taking the capsule. Adequate hydration helps with the digestion and absorption of the product’s ingredients.
  • Multivitamin Support: To counter the potential reduction in fat-soluble vitamins’ absorption, take a daily multivitamin containing vitamins A, D, E, K, and beta-carotene at bedtime. This ensures you maintain essential nutrient levels.
  • Follow a Balanced Diet: Complement the use of Alli with a well-balanced, reduced-calorie, and low-fat diet. Start this dietary regimen before incorporating Alli into your routine for the best results.

Benefits of Alli Weight-loss Pill

Here are the key advantages of incorporating the Alli Weight-loss Pill into your weight-loss journey:

  • Reduced fat absorption. It blocks about 25% of dietary fat from being absorbed, aiding in calorie control and weight loss.
  • Supports weight loss in overweight adults.
  • Alli encourages a well-balanced, reduced-calorie, and low-fat diet, as well as an active lifestyle.

Drawbacks of Alli Weight-loss Pill

While Alli Weight-Loss Pill offers several benefits, it’s important to be aware of its potential drawbacks and limitations:

  • Gastrointestinal Side Effects: Alli may cause gas, oily spotting, and loose stools, which can be uncomfortable.
  • Diet and Exercise Required: It necessitates a strict diet and exercise regimen for optimal results.
  • Not Suitable for Everyone: It’s only for overweight adults over 18 years old and is not recommended for those with certain medical conditions.
  • Medication Interactions: Alli can interact with some medications, requiring caution.
  • Bowel Changes: Users may experience changes in bowel habits, including increased frequency and difficulty controlling bowel movements.
  • Multivitamin Necessary: Taking a daily multivitamin is recommended, adding to the daily routine.

Alli Weight Loss Pill Review – FAQs

Q: Do Alli Weight-loss Pills actually work?

A: Alli Weight-loss Pill has been FDA-approved as a weight loss method. It works by preventing the absorption of a portion of dietary fat, which can contribute to weight loss when combined with a healthy diet and exercise regimen. However, individual results may vary.

Q: Is Alli Weight-loss Pill safe?

A: Alli Weight-loss Pill is generally considered safe for overweight adults aged 18 and older when used as directed. However, it may cause gastrointestinal side effects such as gas, oily spotting, and loose stools. It is not recommended for individuals who have had organ transplants, are taking specific medications, or have certain medical conditions.

Q: What are the potential side effects of using Alli?

A: Common side effects of Alli may include gas with oily spotting, loose stools, and more frequent stools that may be hard to control.

Q: Is Alli FDA-approved?

A: Yes, Alli is FDA-approved as a trustworthy weight-loss method.

Q: How should I use Alli for optimal results?

A: To achieve the best results with Alli, it is recommended to eat three well-balanced meals and one snack per day, take one capsule with each meal containing approximately 15 g of fat, drink plenty of water, and maintain an active lifestyle.

Q: Can I take Alli with other medications?

A: Alli may interact with certain medications, so it’s essential to consult a healthcare professional before using them alongside other drugs.

Q: Where can I purchase the Alli Weight-loss Pill?

A: Alli is available for purchase through various retailers, both online and in stores. It is advisable to buy from reputable sources to ensure the authenticity of the product.

Q: Who should not take Alli?

A: Alli should not be taken by individuals who have had an organ transplant, are taking Cyclosporine, have problems absorbing food, or are not overweight. It’s also important to consult a doctor before use if you’ve had gallbladder problems, kidney stones, or pancreatitis.

Q: How long does it take for Alli’s pills to work?

A: The effectiveness of Alli may vary from person to person. It is recommended to use Alli consistently alongside a reduced-calorie and low-fat diet for several weeks to see noticeable results.

What Do the Alli Weight-Loss Pill Customer Reviews Say?

Alli Weight-Loss Pill has received mixed reviews from customers on Amazon, with an average global rating of 4.2 out of 5.

Here’s what users have to say:

Alli Curbs Your Eating Habits

I have been on this for a few weeks now. This has definitely curbed my appetite, no jitters or nervousness, and I do feel more energized. Pleased to see some results. –Rachel Alrashidi

Works with minor side effects

I’ve been taking for a year to maintain a 45lb weight loss and alli has been helpful.
You likely will need to clean your toilet daily and replace your toilet brush more than usual.
Also I don’t recommend taking other laxatives when taking this product, including fitness supplements that may have a laxative effect.
The only time I have had leakage is when I was taking too many things at once. –C. booth

So far I

So far I don’t see any results. Been on it for about two months maybe lost 1 pound but I take that because I work out at the same and I have a good diet. So I don’t know whether or not this is the right product. For me but I’ll continue the bottle and see if I just have to build up to it.. no side effects which is a plus –Amazon Customer

It works but you’re gonna embarrass yourself.

It’s works, no debating that. But read everyone’s comments. The smallest toot can turn into one of the most embarrassing days of your live and it will be completely out of your control. Diet change is good for weight loss, but it may be more important to completely avoid as much fatty foods as possibly while taking this. Seriously… the smallest toot may leak out a ton of unwashable poo oil and it will stain and you won’t be able to get it out. Its awful…. –Blue Jeans

Overall, customer reviews suggest that Alli Weight-loss Pill can be effective in aiding weight loss, but it may come with gastrointestinal side effects that can be embarrassing and require careful management. Results may vary from person to person, and some users may experience limited weight loss despite using the product as directed. It’s essential to consider these factors when deciding to use Alli.

How Much Does Alli Weight-Loss Pill Cost?

Alli Weight-Loss Pill 120 Count (Pack of 1) is priced at $63.99. It’s important to note that the product does not have an official website and is primarily available for purchase on retail platforms like Amazon.

Keep in mind that prices may vary depending on the specific retail platform and any ongoing promotions or discounts they may offer.



*All individuals are unique. Your results can and will vary.

Alli Weight Loss Pill Review – Conclusion

Alli Weight-loss Pill offers a potential solution for individuals looking to manage their weight effectively. It works by blocking a portion of the fat you consume, encouraging a well-balanced diet, and promoting an active lifestyle. However, it’s essential to be aware of potential gastrointestinal side effects and the need for consistency in diet and exercise.

While Alli can be effective for weight loss, it may not be suitable for everyone, and some users may experience limited results. It’s crucial to consult a healthcare professional before using it, especially if you have underlying medical conditions or are taking medications.

Ultimately, the decision to use Alli should be based on individual goals and considerations. If you’re seeking an alternative approach to weight management or have concerns about potential side effects, it’s advisable to explore other options and consult with a healthcare provider to determine the most suitable path to achieve your weight loss goals.

Below you'll find some of the most effective weight loss supplements on the market today, in our opinion.

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Verdict on Claimed Benefits: Below is our summary of the available evidence for the claimed benefits of below mentioned diet pills and weight loss supplements based on the available research:

PhenQ | Best All-Natural Advanced Weight Loss Aid
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Liposet | For Men and Women
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MCT Wellness | Natural Weight Loss System
Support Healthy Metabolism*Gold Star Evidence
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Nucific Bio X4 | Best Weight Management Probiotic
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Phen24 | Best Weight-Loss Solution
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Product reviews are provided for informational purposes only and reflect solely the views and opinions expressed by the contributors and not those of Consumer Health Digest. We do not verify or endorse any claims made in these reviews. Please read the full product reviews disclaimer. *All individuals are unique. Your results can and will vary.

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Customer Reviews for Alli Weight Loss Pill

Alli Weight Loss Pill Review 2024: Does It Work?

Customer Reviews & Ratings

5.0 out of 5

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  1. Elizabeth

    Successful Weight Loss Aid
    I resumed using Alli in March as part of a medically-supervised weight loss program, alongside other aids. Previously, I had tried it with limited success, partly due to occasional forgetfulness in taking it and not always adhering strictly to dietary restrictions. However, this time around, Alli has significantly contributed to a remarkably successful weight loss journey, impressing both myself and my doctor.

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Alli Weight Loss Pill
120 Capsules
Orlistat, Gelatin, Microcrystalline Cellulose, Povidone, Sodium Lauryl Sulfate, Sodium Starch Glycolate, and Talc

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    10 Sources

    We review published medical research in respected scientific journals to arrive at our conclusions about a product or health topic. This ensures the highest standard of scientific accuracy.

    [1] Biochemistry, Lipase:
    [2] Optimal Diet Strategies for Weight Loss and Weight Loss Maintenance:
    [3] Orlistat:
    [4] Summary of Color Additives for Use in the United States in Foods, Drugs, Cosmetics, and Medical Devices:
    [5] Gelatin as It Is: History and Modernity:
    [6] Recent Developments in Chemical Derivatization of Microcrystalline Cellulose (MCC): Pre-Treatments, Functionalization, and Applications:
    [7] Activity of Povidone in Recent Biomedical Applications with Emphasis on Micro- and Nano Drug Delivery Systems:
    [8] The role of sodium lauryl sulfate on the formulation of directly compressed tablets containing simvastatin and aspirin: Effect on drugs dissolution and gastric mucosa:
    [9] Sodium Starch Glycolate (SSG) from Sago Starch (Metroxylon sago) as a Superdisintegrant: Synthesis and Characterization:
    [10] Impact of Anti-tacking Agents on Properties of Gas-Entrapped Membrane and Effervescent Floating Tablets:

    **This is a subjective assessment based on the strength of the available informations and our estimation of efficacy.

    *Result may vary. If you are pregnant, nursing, have a serious medical condition, or have a history of heart conditions we suggest consulting with a physician before using any supplement. The information contained in this website is provided for general informational purposes only. It is not intended to diagnose, treat, cure, or prevent any disease and should not be relied upon as a medical advice. Always consult your doctor before using any supplements.

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