Home Fitness Instant Knockout vs Hunter Burn (I Tried Both): Who Wins In 2024?
Instant Knockout vs Hunter Burn (I Tried Both): Who Wins In 2024?
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Instant Knockout vs Hunter Burn (I Tried Both): Who Wins In 2024?

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Quick Verdict

Instant Knockout edges out Hunter Burn for me because it provides a bigger energy boost and is slightly cheaper. I deem the two equal in terms of thermogenic properties, while Hunter Burn works a bit better as an appetite suppressor.

Both are highly effective fat burners, which helped me achieve excellent results and expedited my weight loss journey. The choice between them boils down to personal preferences, stimulant tolerance, and budget.

FeatureWinner
IngredientsDraw
DosageHunter Burn
EffectivenessDraw
Third-Party TestingDraw
Clinical ResearchDraw
Side EffectsHunter Burn
User ReviewsDraw
PriceInstant Knockout
Instant Knockout

Winner

What Is Hunter Burn

Is Hunter Burn Worth It

Hunter Burn is a premium weight reduction supplement created for people who want to lose weight while retaining lean muscle mass.

Hunter Evolve developed this product to solve typical weight reduction difficulties with its carefully selected ingredients.

Many weight reduction products target muscle maintenance or fat burning, but Hunter Burn aims to do both, making it an esteemed option on the market.

Hunter Burn is marketed to consumers looking for a scientifically proven strategy for weight loss.

The supplement’s clear labeling and transparency about component doses provide users confidence in what they are taking.

Unlike many similar products that rely heavily on stimulants, Hunter Burn gives a well-balanced energy boost without overreliance on synthesized caffeine.

My Hunter Burn review goes into detail about the formula and my experience.

What Is Instant Knockout

Is Instant Knockout Worth It

Instant Knockout is a popular fat-burning supplement created for elite athletes and fighters to help them lose fat and retain muscle as fast and effectively as possible.

It contains a combination of natural components intended to boost metabolism, decrease appetite, and increase energy levels.

Instant Knockout is manufactured by Roar Ambition, a UK-based supplement company known for producing high-quality products aimed at athletes and fitness enthusiasts.

Some of the main ingredients are green tea extract, caffeine anhydrous, cayenne pepper, and Glucomannan.

These substances work together to induce thermogenesis, which is the mechanism by which the body uses calories to generate heat.

Instant Knockout attempts to help users burn fat while conserving muscle by improving metabolic rate and decreasing food cravings, making it a popular choice for individuals looking to achieve a leaner physique.

My Instant Knockout review goes into detail about the formula and my experience.

Hunter Burn vs. Instant Knockout Main Differences

Hunter Burn vs Instant Knockout

Benefits

Hunter Burn and Instant Knockout are popular supplements for their unique weight management and fat burning approaches.

Hunter Burn is designed to support fat loss while maintaining muscle mass, making it ideal for those seeking a lean, toned physique.

Its blend includes ingredients like konjac root, which helps suppress appetite, and matcha green tea, known for boosting metabolism and energy levels.

These ingredients work together to help users burn fat more efficiently without compromising muscle development.

Instant Knockout, conversely, is targeted toward athletes and fitness enthusiasts looking for intense fat-burning results.

Originally developed for professional fighters, it combines thermogenic ingredients such as cayenne pepper and green tea extract to increase body heat and calorie expenditure.

Instant Knockout also includes Glucomannan, a natural fiber that promotes fullness and reduces overeating, which is crucial in a calorie-controlled diet.

Both supplements focus on natural, scientifically backed ingredients to promote fat loss. Hunter Burn emphasizes a balanced approach to maintaining muscle, while Instant Knockout aims at aggressive fat reduction, particularly for those with high-intensity workout routines.

Ingredients

Hunter Burn and Instant Knockout are among the best natural fat burners. They boast comprehensive and transparent ingredient lists and doses much larger than those offered by most of the competition.

The big difference between the two is the high caffeine dose in Instant Knockout.

Caffeine is a stimulant widely recognized for its ability to enhance alertness and relieve fatigue. In addition to these well-established advantages, the substance also increases metabolic rate, which facilitates fat loss.

Coffee can potentially improve the basal metabolic rate by 3–11, as indicated by studies [6][7].

Furthermore, Instant Knockout contains 500 mg of green tea extract, which increases the caffeine dosage. However, green tea offers numerous additional advantages.

It is abundant in antioxidants, particularly catechins, which enhance metabolic rate and facilitate more effective fat burning [10][11].

Studies have demonstrated that the combination of caffeine and catechins can increase calorie expenditure and fat oxidation, rendering it an ideal component for a fat-burning supplement.

On the other hand, Hunter Burn incorporates a better version of green tea called Matcha in a hefty dose of 200 mg. The difference in potency is likely mitigated by the larger green tea dose in Instant Knockout.

The next shared component is capsicum, the active ingredient in red chili peppers. Capsicum has significant thermogenic characteristics that boost metabolism.

Capsaicinoids have been demonstrated to stimulate thermogenesis, boost fat oxidation, and reduce appetite [8].

Hunter Burn has a slightly larger dose of 120 mg compared to the 100 mg in Instant Knockout.

Both products also contain 45 mcg of vitamin D, which is crucial for bone health and the immune system. It has also been suggested that it aids in weight loss by regulating the accumulation and breakdown of fat cells [9].

Hunter Burn has a drastically higher dose of vitamin D with 900 mcg or 3000 UI, compared to 45 mcg (1800 IU)

The major appetite suppressant in the two products is Glucomannan. This dietary fiber is derived from the Konjac plant, and its purpose is to expand in the stomach and create a feeling of fullness.

Many scientific studies support its effectiveness, showcasing that it can greatly aid in weight loss when accompanied by a nutritious diet and regular exercise [1].

Again, Hunter Burn out doses Instant Knockout with 3000 mg of Glucomannan, while Instant Knockout contains 1800 mg.

A high caffeine intake can cause jitteriness, anxiety, higher heart rate, and insomnia, thus Instant Knockout and Hunter Burn contain the amino acid L-theanine, which helps to minimize these effects.

L-theanine promotes a calm state of attention and relaxation without causing sleepiness, but its synergistic action with coffee is likely more important in this case, significantly reducing the jitters and restlessness that a high stimulant dose might cause [4][ 5].

Piperine is a part of Instant Knockout’s formulation. This black pepper extract boosts the bioavailability of other nutrients, helping the body absorb them better, which is why it is frequently found in supplements [2][3].

The fighter targeted supplement also contains vitamins B6 and B12. These vitamins are essential for the proper operation of various bodily functions.

The only ingredient unique to Hunter Burn is white kidney bean extract. This ingredient inhibits the enzyme alpha-amylase, which breaks down carbohydrates into sugars.

By blocking this enzyme, white kidney bean extract can help reduce carbohydrate absorption, caloric intake, and blood sugar spikes [12][13].

Effectiveness

Instant Knockout vs Hunter Burn Ingredients

Both products are highly effective and largely deliver on their big promises.

Instant Knockout gives a bigger energy boost, and I always smash my workouts while on it, whether in the weight room or on the BJJ mats.

Its effects on fat burning are also noteworthy. I felt the heat build up faster while training, helping me shred pounds faster than I would otherwise.

My Hunter Burn was also excellent. The most significant aspect of my test was the effect on my appetite and cravings, both of which decreased significantly.

Even when training hard, the huge Konjac root dose ensured I felt full and satiated, which made following my calorie target a breeze.

Clinical Research

The clinical research supporting the effectiveness of Hunter Burn and Instant Knockout is grounded in studies on their individual ingredients rather than the supplements as a whole, which is common in the supplement industry.

Hunter Burn’s key components, such as konjac root (Glucomannan), have been extensively researched. Studies show that Glucomannan can promote weight loss by expanding in the stomach, creating a sense of fullness, which helps reduce calorie intake.

Another major ingredient, matcha green tea, is rich in catechins and has been shown to increase fat oxidation and metabolic rates, enhancing fat burning during exercise.

Instant Knockout shares some of these ingredients but focuses on a more thermogenic approach.

Cayenne pepper extract, a prominent element in Instant Knockout, has been studied for its ability to boost metabolism through thermogenesis—raising body temperature to burn more calories.

Clinical trials have demonstrated that capsaicin, the active compound in cayenne, can lead to greater fat loss over time when combined with a proper diet and exercise routine.

Research has also validated the inclusion of green tea extract in Instant Knockout, showing that it improves fat metabolism and enhances overall weight loss, especially during physical activity.

Although large-scale clinical trials specifically on these supplements are limited, the research backing their core ingredients suggests that both can be effective for fat loss when combined with lifestyle factors like exercise and a healthy diet.

Side Effects

While Hunter Burn and Instant Knockout are formulated with natural ingredients and are generally well-tolerated, they may cause potential side effects, mainly due to the potency of certain components.

Hunter Burn, for example, contains Glucomannan (konjac root), which can cause digestive discomfort in some users.

This includes bloating, gas, or mild gastrointestinal upset, especially if not taken with enough water. Additionally, the caffeine content from matcha green tea may lead to jitteriness, restlessness, or sleep disturbances in those sensitive to stimulants.

Instant Knockout, being a more aggressive fat burner, also poses some risk of side effects, particularly due to its high caffeine dose.

High caffeine levels, especially if users are consuming other caffeine sources, can result in issues like increased heart rate, anxiety, headaches, or insomnia.

For individuals sensitive to stimulants or those with pre-existing conditions, these effects may be more pronounced.

To minimize risks, adhere to the recommended dosages and consult a healthcare professional, especially if you have underlying health conditions or are taking other medications.

User Reviews

The user review section of Instant Knockout’s official website is currently unavailable. Third-party websites feature multiple reviews, most favorable, with customers acknowledging the product’s many advantages.

Nonetheless, legitimate concerns about the high cost and potential adverse effects exist. Some people get headaches, while others complain about heat accumulation in their bodies, although this clearly indicates increased thermogenesis, which is a feature rather than a flaw.

The 300 mg caffeine level is to blame for the majority of the issues. While L-theanine reduces the bulk of the adverse effects, stimulant-sensitive people still find the caffeine amount problematic.

Price

Fat Burner1 Bottle2 Bottles4 Bottles
Hunter Burn$90.00 ($3.00 per serving)$180.00 ($3.00 per serving)$270.00 ($2.25 per serving)
Instant Knockout$65.00 ($2.17 per serving)$130.00 ($2.17 per serving)$195.00 ($1.63 per serving)

My Experience With Hunter Burn And Instant Knockout

Hunter Burn vs Instant Knockout Cut

I was not surprised by my love of Instant Knockout. After all, it was designed with fighters in mind, and its method is as aggressive as it’s effective.

I achieved the best possible result—losing 10 lbs of fat without losing muscle in two months. This was done thanks to the combination of high doses of stimulants, powerful thermogenic substances, and appetite suppressants, which target every area of weight loss.

I could literally feel the fat melting away from my body during each training session.

On the negative side, I need to mention what I mean by an aggressive approach. The 300 mg of caffeine is a lot, and another 500 mg of green tea further boosts the stimulant amount, which can be too much for many people.

L-theanine does take the sting out of the punch, but nevertheless, I’ve had some days when the dose is a bit too high. Furthermore, the four daily capsules should be spread throughout the day, so there is a good chance that you forget to take one or two. 

I’ve tested several Hunter Evolve products, each offering a truly premium experience. The product delivers energy without any of the side effects, thanks to the use of Matcha tea, which has been a favorite of mine for some time now.

Also, the hefty dose of Konjac root works wonders for lowering appetite, and I had little to no struggles sticking to my caloric intake plans while on the product.

The thermogenic properties were also on display, and similarly to Instant Knockout, I knew I was burning fat during every workout.

Unlike Instant Knockout, I had no stimulant related issues with Hunter Burn, but the daily dose is even larger at 6 capsules, which is not very convenient.

Should You Choose Hunter Burn or Instant Knockout

Given their undeniable effectiveness, choosing between the two supplements is difficult, but I go with Instant Knockout.

While for some, the high stimulant dose may be a con, for me, it’s perfect to fuel daily grueling workouts. Its thermogenic properties are on par with Hunter Burn, while the appetite suppressants in Hunter Burn are more potent.

So, the main deciding factors are personal preferences and price.

For me, Instant Knockout’s lower price and bigger energy boost make it the winner, but Hunter Burn is a premium fat burner that overperforms Instant Knockout in some areas, so it’s an equally good choice, depending on your budget and personal needs.

Winner

Instant Knockout

Instant Knockout

A powerful fat burning formula designed for athletes to increase thermogenesis and suppress appetite.

CHECK CURRENT DEALS

Runner Up

Hunter Evolve Burn

Hunter Burn

An effective fat burning supplement to suppress appetite and speed up your metabolism.

CHECK CURRENT DEALS

References

  1. Keithley, J., & Swanson, B. (2005). Glucomannan and obesity: a critical review. Alternative Therapies in Health & Medicine, 11(6).
  2. Zheng, J., Zheng, S., Feng, Q., Zhang, Q., & Xiao, X. (2017 . Dietary capsaicin and its anti-obesity potency: from mechanism to clinical implication . Bioscience reports37(3), BSR20170286.
  3. Rogers, J., Urbina, S. L., Taylor, L. W., Wilborn, C. D., Purpura, M., Jäger, R., & Juturu, V. (2018). Capsaicinoids supplementation decreases percent body fat and fat mass: Adjustment using covariates in a post hoc analysis. BMC obesity5, 1-10.
  4. Hidese, S., Ogawa, S., Ota, M., Ishida, I., Yasukawa, Z., Ozeki, M., & Kunugi, H. (2019). Effects of L-theanine administration on stress-related symptoms and cognitive functions in healthy adults: a randomized controlled trial. Nutrients, 11(10), 2362.
  5. Williams, J. L., Everett, J. M., D’Cunha, N. M., Sergi, D., Georgousopoulou, E. N., Keegan, R. J., … & Naumovski, N. (2020). The effects of green tea amino acid L-theanine consumption on the ability to manage stress and anxiety levels: A systematic review. Plant foods for human nutrition, 75, 12-23..
  6. Clark, K. S., Coleman, C., Shelton, R., Heemstra, L. A., & Novak, C. M. (2019). Caffeine enhances activity thermogenesis and energy expenditure in rat . Clinical and Experimental Pharmacology and Physiology46(5), 475-482.
  7. Dulloo, A. G., Geissler, C. A., Horton, T., Collins, A., & Miller, D. S. (1989). Normal caffeine consumption: influence on thermogenesis and daily energy expenditure in lean and postobese human volunteer . The American journal of clinical nutrition49(1), 44-50.
  8. Zheng J, Zheng S, Feng Q, Zhang Q, Xiao X. Dietary capsaicin and its anti-obesity potency: from mechanism to clinical implication . Biosci Rep. 2017 May 11;37(3):BSR2017028 . doi: 10.1042/BSR2017028 . PMID: 28424369; PMCID: PMC5426284.
  9. de la Puente Yagüe M, Collado Yurrita L, Ciudad Cabañas MJ, Cuadrado Cenzual MA. Role of Vitamin D in Athletes and Their Performance: Current Concepts and New Trends. Nutrients. 2020 Feb 23;12(2):579. doi: 10.3390/nu12020579. PMID: 32102188; PMCID: PMC7071499..
  10. Hursel, R., Viechtbauer, W., & Westerterp-Plantenga, M. S. (2009). The effects of green tea on weight loss and weight maintenance: a meta-analysis. International journal of obesity, 33(9), 956-961.
  11. Shixian, Q., VanCrey, B., Shi, J., Kakuda, Y., & Jiang, Y. (2006). Green tea extract thermogenesis-induced weight loss by epigallocatechin gallate inhibition of catechol-O-methyltransferase. Journal of medicinal food, 9(4), 451-458..
  12. Wang, S., Chen, L., Yang, H., Gu, J., Wang, J., & Ren, F. (2020). Regular intake of white kidney beans extract (Phaseolus vulgaris L.) induces weight loss compared to placebo in obese human subjects. Food Science & Nutrition, 8(3), 1315-1324.
  13. Nolan, R., Shannon, O. M., Robinson, N., Joel, A., Houghton, D., & Malcomson, F. C. (2020). It’s no has bean: A review of the effects of white kidney bean extract on body composition and metabolic health. Nutrients, 12(5), 1398.

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James de Lacey James is a professional strength & conditioning coach that works with professional and international level teams and athletes. He owns Sweet Science of Fighting, is a published scientific researcher and has completed his Masters in Sport & Exercise Science. He's combined my knowledge of research and experience to bring you the most practical bites to be applied to your combat training.