The best supplements for weight loss are available at locations like GNC.
Supplements that target weight loss offer a similar promise yet a variety of methods to achieve the end result.
Weight loss supplements are sold in several different formulas that contain ingredients like vitamins, minerals, fiber, and herbs.
Learn more about the 10 best supplements for weight loss at GNC based on price, content, and quality.
If you’re looking for the best weight loss pill / fat burner on the market, check out the fat burners below:
If you’re a man, click here to read our review of Instant Knockout.
If you’re a woman, click here to read our review of Leanbean Female Fat Burner.
NOTE: The below supplements are NOT intended for those under the age of 18. If you are under the age of 18, do NOT consider taking them under any circumstances whatsoever.
#1. Kaged Muscle L-Carnitine
- Average Rating: 4.9 / 5 stars (81 reviews)
- Price: $27.99
- Stimulant Free
- Vegetable Caps
- Gluten Free
Who doesn’t want to burn fat as energy?
Kaged Muscle L-Carnitine is a uniquely blended formula that also assists in reducing soreness following your workout.
Kaged utilizes Carnipure which is a special form of L-Carnitine, crafted by scientists in Sweeden for this specific purpose.
Carnipure assists in transporting fatty acids to the mitochondria.
From there, L-Carnitine takes hold in the gym where it not only improves performance but also provides quicker recovery turnarounds.
Additionally, Kaged Muscle L-Carnitine may reduce post-workout muscle stress and soreness.
Kaged understands the importance of targeting the recovery portion between workouts so you can hit the gym quicker.
Unfortunately, not enough weight loss supplements aid in the recovery process which is absolutely crucial considering the physicality of your workouts.
The ability of Kaged Muscle L-Carnitine to burn fat as energy while also requiring less of a recovery window between workouts is what makes it so popular at GNC.
It’s a value 2-for-1 product with the added recovery boast.
Furthermore, the weight loss supplement pairs nicely with Kaged Muscle PurCaf for a total body workout.
Lastly, vegetarians will appreciate the design of the formula which contains no animal products.
While weight loss supplements do not require FDA approval, Kaged Muscle L-Carnitine has been third-party tested and certified free of banned substances.
#2. REDCON1 Double Tap
- Average Rating: 4.5 / 5 stars (156 reviews)
- Price: $44.99
- Powder (Strawberry Mango)
- Fat Burning
- Energy Building
REDCON1 Double Tap is a weight loss supplement sold as a powder that you can easily mix with water to create a strawberry mango flavor.
The supplement transforms your metabolism and energy into the next gear, putting fat to use for a good purpose.
REDCON1 Double Tap produces noticeable results by burning excess body fat while also reducing cravings to want to purge on food.
Therefore, Double Tap has the capabilities of helping you lose weight and keep it off in the future.
Double Tap reduces cravings, increases energy levels, and adds a mental health boost for crisp focus and memory.
The weight loss supplement from GNC is refreshing because it recognizes that maintaining a healthy weight after losing the initial sum is a struggle.
However, fighting the hunger struggle with Double Tap (which also grants you a competitive edge in the gym) and you got a long-term solution.
The extraordinarily powerful fat burning and energy formula features numerous key ingredients.
Comparable to Kaged, the GNC weight loss supplement features L-Carnitine.
The naturally occurring amino acid makes for a smart addition to your daily supplementation as it optimizes fat burning which converts positively into energy.
It is clear why REDCON1 Double Tap powder ranks among the best weight loss supplements at GNC.
Double Tap is reliable for converting fat to energy which provides an added mental clarity bonus.
REDCON1 Double Tap is unique in that it not only helps you shed the pounds but keeps them off by curbing cravings long-term.
#3. SirenLabs L-Carnitine Elite Burn
- Average Rating: 4.6 / 5 stars (36 reviews)
- Price: $39.99
- Sugar Free / Low-Calorie
- Stimulant Free
- Gluten Free
SirenLabs has put together another worthy L-Carnitine based weight loss supplement in Elite Burn.
The weight loss formula contains a noteworthy dose of CaleriBurn GP, the signature ingredient known to trigger and activate Brown Adipose Tissue (BAT).
Activating BAT is formulated to target visceral fat around the midsection, a notorious trouble spot.
Moreover, triggering Brown Adipose Tissue (BAT) has also been shown to increase energy expenditure.
Therefore, SirenLabs L-Carniture Elite Burn has the promise of providing more than one purpose, valuable for the price paid.
SirenLabs also utilizes L-Carnitine for its ability to increase energy and boost metabolism.
The formula is designed to mix into a drink daily for a strawberry flavor that is Keto-friendly.
Indeed, SirenLabs L-Carnitine Elite Burn is popular among GNC shoppers because its low calorie, sugar-free, and gluten-free.
The full label transparency of SirenLabs promises that you know exactly what you ingest in every formula with zero added stimulants.
Once you drop weight you may want to consider continuing SirenLabs L-Carnitine Elite Burn for its enhanced energy effect.
Since the weight loss formula is stimulant-free, it is the ideal product to pair with other dietary supplements for a revolutionary body.
#4. RSP Quadra Lean
- Average Rating: 4.2 / 5 stars (3,061 reviews)
- Price: $29.99
- Caffeine-Free Capsules
- Stimulant Free
- Green Tea Extract
Weight loss supplements should not interfere with your life or your daily needs.
Thus, it is refreshing to have a product that allows you to consume it at any point in the day.
RSP Quadra Lean is another GNC weight loss supplement worth your consideration.
The powerful, scientifically researched formula of Quadra Lean gives it an advantage over the competition and sold at a very fair price.
The dual-purpose formula supports weight loss while preserving lean muscle.
As a result, the goal is to lose weight while not feeling drained of energy or constantly hungry.
RSP Quadra Lean prides its ingredients around the “four pillars” that are Acetyl L-Carnitine, CLA, Green Tea Extract, and Paradoxine.
Along with the powerful L-Carnitine ingredient for weight loss, these sources provide a safe, effective, and stimulant-free weight management solution.
RSP specifies weight management by focusing on several key factors including increasing energy expenditure and minimizing fat storage.
Additionally, RSP Quadra Lean assists with maintaining lean muscle and promoting antioxidant support.
The capsules intended for daily ingestion are caffeine-free which is a relief to users who want to avoid the ingredient found in other popular weight loss supplements.
Lastly, the Green Tea Extract is a welcomed, underrated addition.
Green Tea Extract promotes natural weight management by providing antioxidant support via the immune system.
When combined with Paradoxine and L-Carnitine it’s a fantastic formula delivered at a reasonable rate.
#5. PMD Arsenal X Inferno 6 Week Stack
- Average Rating: 4.1 / 5 stars (25 reviews)
- Price: $134.99
- Soft Gells
- Gluten Free
- Anti-Catabolic Thermogenic Formula
PMD Arsenal X Inferno is a convenient GNC weight loss supplement that is available in soft gel format.
The formula is designed to get consumed in a short 6 week period with the promise of quick results.
PMD defines Arsenal X Inferno as its “extreme muscle definition supplement” thanks to the anti-catabolic thermogenic blend.
The anti-catabolic thermogenic ingredients feature several energy compounds needed to deliver a fast turnaround.
Consequently, the promise of shedding fat and maintaining muscle in as little as 6 weeks is enticing, if not for the steep price tag.
Consumers will pay for the fancy ingredients of the weight loss supplement which also includes KSM-66 and C3G.
The average person will get lost remembering these sophisticated compounds yet the initial clinical research on both is promising.
Furthermore, many are willing to pay more for a formula that is gluten-free even if PMD Arsenal X Inferno is far from the cheapest.
Ultimately, PMD Arsenal X Inferno pledges a triple-action impact which provides increased energy, greater definition, and muscle toning.
#6. PMD Methyl Andro Hardcore
- Average Rating: 4.3 / 5 stars (42 reviews)
- Price: $99.99
- Gluten Free
- Muscle Mass and Definition Enhancer
PMD Methyl Andro Hardcore is a weight loss supplement that has an outstanding track record in an industry that is difficult to develop credibility.
Since most supplements do not require FDA approval you generally have to take a manufacturer at its word.
PMD has been around since the turn of the 21st century, now with over twenty years of reliability.
Therefore, PMD Methyl Andro Hardcore is a smart choice for weight loss.
The company prides itself on creating formulas designed first on science and truth, and secondly by innovation and customer support.
PMD has specifically developed the Methyl Andro Hardcore supplement to pack a serious punch to workouts.
It’s not shocking that most want to not only lose weight but also build muscle mass and definition.
As a result, PMD Methyl Andro Hardcore pairs well with other supplements, providing a significant boost to your testosterone.
The Fenupro (600 mg), Primavie (200 mg), and Laxotest Complex are formulated into the supplement for a complete body renovation.
Consequently, PMD Methyl Andro Hardcore may cost more than your typical GNC weight loss supplement yet the new look is worth it for some.
It will not only help you shed unwanted weight from unwanted places but also spur muscle growth and definition where that fat once existed.
#7. Skald Oxydynamic Fat Scorcher
- Average Rating: 3.4 / 5 stars (2,965 reviews)
- Price: $49.99
- Gluten Free
- Respiratory Support
Skald Oxydynamic Fat Scorcher is a weight loss supplement that functions by adding fuel to your body.
The formula not only features caffeine anhydrous but also green tea leaf extract.
When combined with Biopherine black pepper fruit extract, white willow bark, and other intriguing extracts and you have a potent blend.
The loaded 110mg of caffeine anhydrous capsules may be too much for some consumers yet it will deliver improved energy and endurance.
The fat-scorching technology revolves around incorporating mitoTHERM-8 with a variety of herbal extracts.
For this reason, Skald Oxydynamic Fat Scorcher offers a thermogenic boost to your diet regimen where you lose weight and keep the energy to maintain the loss.
The 60-day challenge offered by Skald has presented mixed reviews on Amazon yet remains one of the most popular products to try.
Skald Oxydynamic Fat Scorcher is the first and only fat-burning capsule featuring the Oxydnamic formula.
Consequently, some users also notice increased airflow to their lungs during exercise thanks to the respiratory support of the ingredients.
#8. G6 Sports MACH1
- Average Rating: 4.1 / 5 stars (15 reviews)
- Price: $62.99
- Boost Metabolism
- Enhanced Energy
The G6 Sports MACH1 is another weight loss capsule available from popular retailers like GNC.
The weight loss supplement combines a formula that enhances metabolism while increasing energy levels.
Additionally, the advanced formula of the G6 MACH1 is capable of enhancing thermogenesis – critical in achieving your weight loss goals.
G6 Sports has built a formula that contains thermogenic energy and fat lipolysis agents (Higenamine HCL, CapsiMax), designed to handle any intensity.
The advanced energy ingredients have been highly researched to avoid the negative anxiety attributed to other capsules.
Therefore, consumers only need to take one pill a day to starve off any unwelcomed side effects.
G6 Sports MACH1 provides an advanced formula that can help you reach your goals, control cravings, and maintain level-headed energy.
Boosting metabolism and enhancing energy are crucial not only while losing weight but keeping the pounds off in the future.
It is a middle-of-the-road option that is affordable but lacks the all-natural ingredients of other brand leaders.
#9. Force Factor LeanFire
- Average Rating: 3.9 / 5 stars (911 reviews)
- Price: $30.99
- Verilean Infused
- Focus & Clarity
Force Factor LeanFire often gets lost in a crowded lineup of capsules intended to help you lose weight.
It is unfortunate as Force Factor LeanFire is incredibly affordable and often worth giving a shot.
The affordable weight loss supplement is designed with Verilean, a clinically studied ingredient that can assist with dropping unwanted pounds.
Force Factor LeanFire specifically addresses fat in relation to muscle.
Consequently, the formula is designed to burn fat at double the rate while not wasting away all your energy and strength.
The challenge exists in oxidizing adipose tissue which is where the blend confronts the challenge of maintaining muscle mass.
Force Factor likes to tout a study where participants that took Verilean and maintained a low-calorie diet for 60 days reported an average weight loss of nearly 11 lbs.
The results were noticeable compared to participants with the same diet (yet did not take Verilean), who lost an average of 5.4 lbs.
Many users appreciate that the fat burner avoids creating the jittery vibes apparent with many other supplements, while still injecting 150mg of caffeine into each dose.
The result is enhanced energy, improved focus/clarity, as well as better odds of losing substantial weight.
#10. Ab Cuts Sleek and Lean
- Average Rating: 4.3 / 5 stars (1,607 reviews)
- Price: $34.99
- Soft Gels
- Gluten Free
- Stimulant Free
Ab Cuts Sleek and Lean is a logical choice to round up the list of the 10 best weight loss supplements at GNC.
There is plenty to like about Ab Cuts Sleek and Lean from its affordable price tag to soft gel composition.
Furthermore, the weight loss supplement is gluten-free and stimulant-free so you are receiving high-quality ingredients at a reasonable rate.
Ab Cuts enhanced its formula to specifically target the midsection for weight loss.
Once the unwanted fat is removed, Sleek and Lean goes a step further to address midsection toning and sculpting.
The premier ingredient in Ab Cuts Sleek and Lean is conjugated linoleic acid (CLA).
Ab Cuts highlights that CLA, when combined with a healthy diet and regular exercise, may support body fat reduction, lean muscle enhancement, and healthy body composition.
The best aspect of CLA is that the fatty acid is naturally occurring and therefore the formula is not injected with any stimulants.
Some may gripe that Ab Cuts Sleek and Lean is a little more intensive than other weight loss supplements (you take multiple servings throughout the day).
However, considering that taking a supplement is a routine, to begin with, most will not argue with the process (especially at the price paid).