PickSmartly Review

Best Mutant Weight Gainers in 2026

9.7 PM Score
Products Evaluated
8
Reviews Analyzed
4,681
Brands Ranked
1
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For individuals struggling to break through a weight plateau or those with high-octane metabolisms that burn through calories faster than they can consume them, standard protein shakes often fall short. This is where mass gainers—specifically high-calorie 'mutant' style formulas—become essential tools in a bulking arsenal. Unlike a standard whey isolate designed for lean muscle maintenance, these specialized formulas are engineered to provide a massive caloric surplus, combining high-quality proteins with complex carbohydrates and healthy fats to facilitate rapid weight gain and muscle hypertrophy. Choosing the right one requires more than just looking at the total calorie count. It requires an understanding of macronutrient ratios and digestive efficiency.

Editor's Choice

Our Top Picks for Mutant Weight Gainers

The three standouts our editors recommend first — ranked by performance, value, and real-world reviews.

Mutant Mass Weight Gainer Protein Powder – Build Muscle Size and Strength with 1100 Calories – 56 g Protein – 26.1 g EAAs – 12.2 g of BCAAs – 15 lbs –...

Mutant Mass Triple Chocolate Weight Gainer

4.5 (2,332 ratings)
MUTANT 637041 12.50 X 4.00 X 18.00 Inches 14.99 Pounds

Reviews for MUTANT (PM Score)

9.7 PM Score
Buy on Amazon
  • ENHANCED GAINER SUPPLEMENT | Mutant’s most popular weight gainer supplement that is packed with BCAAs/EAAs and waxy maize to help with growth and bulking.
  • PROTEIN CONTENT | It offers 1100 calories per serving plus 56 g of quality protein from whey isolate, concentrate and casein blend.
  • Made with Natural Whole Foods | Made from natural whole-foods to include barley, sweet potato, rolled oats, avocado, coconut oil, flaxseed, pumpkin seed and sunflower oil.
  • LEAN GAINER | Our Mass has 56 g of 100% pure protein, 192 g of clean carbs with 12 g of fat plus naturally present 26.1 g of EAAs and 12.2 g of BCAAs.
  • GOURMET TASTE | Engineered in our own state-of-the-art manufacturing facility to maintain gold-standard quality and it comes with a great Gourmet taste.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
XSNonline 9.94 Yes Yes Yes

You are staring at your post-workout shaker, realizing that a standard protein scoop just isn't going to cut it for your bulking phase. Mutant Mass is designed specifically for that exact moment of caloric deficit. Instead of relying on cheap fillers, this formula utilizes a sophisticated blend of whey isolate, concentrate, and casein to deliver 56g of protein. What really sets it apart from the competition is the inclusion of natural whole foods like sweet potato, rolled oats, and avocado, which provide a much cleaner energy profile than typical mass gainers. With 1100 calories and a heavy dose of EAAs and BCAAs, the Triple Chocolate flavor actually tastes like a gourmet treat rather than a chalky supplement. It is a powerhouse option for anyone struggling to hit those high-calorie targets.

What We Like
1100 calories per serving
Whole food ingredients
High protein content
Gourmet chocolate taste
Rich amino acid profile

Mutant Mass Weight Gainer Protein Powder – Build Muscle Size and Strength with 1100 Calories – 56 g Protein – 26.1 g EAAs – 12.2 g of BCAAs – 5 lbs –...

Mutant Mass Vanilla Ice Cream Weight Gainer

4.5 (2,348 ratings)
MUTANT 0811662020042 5.00 Pounds

Reviews for MUTANT (PM Score)

9.7 PM Score
Buy on Amazon
  • ENHANCED GAINER SUPPLEMENT | Mutant’s most popular weight gainer supplement that is packed with BCAAs/EAAs and waxy maize to help with growth and bulking.
  • PROTEIN CONTENT | It offers 1100 calories per serving plus 56 g of quality protein from whey isolate, concentrate and casein blend.
  • Made with Natural Whole Foods | Made from natural whole-foods to include barley, sweet potato, rolled oats, avocado, coconut oil, flaxseed, pumpkin seed and sunflower oil.
  • LEAN GAINER | Our Mass has 56 g of 100% pure protein, 192 g of clean carbs with 12 g of fat plus naturally present 26.1 g of EAAs and 12.2 g of BCAAs.
  • GOURMET TASTE | Engineered in our own state-of-the-art manufacturing facility to maintain gold-standard quality and it comes with a great Gourmet taste.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
NaqshBeauty 9.93 Yes Yes Yes

Struggling to hit your caloric surplus targets during a heavy bulking phase feels like an uphill battle until you shake up a serving of Mutant Mass. This isn't just another basic protein shake. It is a massive 1100-calorie powerhouse designed specifically for serious size gains. I was particularly impressed by the ingredient profile, which avoids synthetic filler in favor of natural whole foods like rolled oats, sweet potato, and avocado. You are getting a massive 56g of protein from a sophisticated blend of whey isolate, concentrate, and casein, backed by a significant dose of 12.2g of BCAAs. The vanilla ice cream flavor actually lives up to the gourmet claim, making it a much more palatable way to fuel your muscle growth and strength recovery.

What We Like
1100 calorie serving
Whole food ingredients
High protein blend
Gourmet vanilla flavor
Rich amino profile

Mutant Mass Extreme Gainer 12lb Cookies and Cream and Creakong CX8 249 g Bundle

Mutant Mass Extreme Gainer and Creakong CX8 Bundle

MUTANT

Reviews for MUTANT (PM Score)

5.1 PM Score
Buy on Amazon
  • PROTEINS | Delivers 46 grams of protein when mixed with just two cups of 1% milk
  • CARBS | Delivers 255 grams of carbohydrates when mixed with just two cups of 1% milk
  • EXTREMELY HIGH CALORIE | 1,270 calories per serving (4 scoops) mixed two cups of 1% milk. Two daily servings deliver 2,540 calories.
  • Increase Strength, power & Stamina | Creatine has been clinically proven in numerous studies to increase strength, power and endurance, along with other significant muscle benefits
  • Maximum Creatine Efficacy & Uptake | CREAKONG CX8 is an advanced creatine accelerator that uses 3 of the most easily absorbed forms of creatine + BCAAs + a unique CSM
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Fit Foods Distribution Inc 9.37 Yes Yes No

Most people assume gaining weight requires eating massive amounts of whole food, but hitting a caloric surplus is often much easier when you lean on a high-density shake. This Mutant bundle is a powerhouse for anyone struggling to scale up, offering a staggering 1,270 calories in just four scoops when mixed with milk. I was particularly impressed by the macro profile, which provides 46 grams of protein and 255 grams of carbs to fuel heavy lifting sessions. The inclusion of Creakong CX8 elevates this from a simple weight gainer to a performance tool, utilizing three types of creatine and BCAAs to maximize uptake. It is a massive, efficient way to drive strength and stamina without the constant struggle of meal prepping.

What We Like
1,270 calories per serving
46g protein content
Triple creatine formula
Includes BCAAs
Massive carbohydrate load

Mutant Mass Extreme Gainer 12lb Triple Chocolate and Creakong CX8 249 g Bundle

Mutant Mass Extreme Gainer and Creakong CX8 Bundle

MUTANT

Reviews for MUTANT (PM Score)

0.0 PM Score
Buy on Amazon
  • PROTEINS | Delivers 46 grams of protein when mixed with just two cups of 1% milk
  • CARBS | Delivers 255 grams of carbohydrates when mixed with just two cups of 1% milk
  • EXTREMELY HIGH CALORIE | 1,270 calories per serving (4 scoops) mixed two cups of 1% milk. Two daily servings deliver 2,540 calories.
  • Increase Strength, power & Stamina | Creatine has been clinically proven in numerous studies to increase strength, power and endurance, along with other significant muscle benefits
  • Maximum Creatine Efficacy & Uptake | CREAKONG CX8 is an advanced creatine accelerator that uses 3 of the most easily absorbed forms of creatine + BCAAs + a unique CSM
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Fit Foods Distribution Inc 9.37 Yes Yes No

Mutant Mass Extreme Gainer is a caloric powerhouse designed specifically for those struggling to hit their surplus targets. This bundle pairs a massive 12lb supply of triple chocolate gainer with Creakong CX8, creating a comprehensive toolkit for serious muscle growth. When mixed with milk, a single four-scoop serving delivers a staggering 1,270 calories, 46 grams of protein, and 255 grams of carbohydrates. The addition of the Creakong CX8 accelerator is a smart touch, utilizing three highly absorbable forms of creatine alongside BCAAs to maximize uptake and endurance. It is a heavy-duty solution for anyone needing to boost strength, power, and stamina through sheer nutritional volume.

What We Like
1,270 calories per serving
46g protein content
Triple chocolate flavor
Advanced creatine accelerator
Includes BCAAs

Mutant Mass Extreme Gainer 6lb Triple Chocolate and Creakong CX8 249 g Bundle

Mutant Mass Extreme Gainer and Creakong CX8 Bundle

MUTANT

Reviews for MUTANT (PM Score)

0.0 PM Score
Buy on Amazon
  • PROTEINS | Delivers 46 grams of protein when mixed with just two cups of 1% milk
  • CARBS | Delivers 255 grams of carbohydrates when mixed with just two cups of 1% milk
  • EXTREMELY HIGH CALORIE | 1,270 calories per serving (4 scoops) mixed two cups of 1% milk. Two daily servings deliver 2,540 calories.
  • Increase Strength, power & Stamina | Creatine has been clinically proven in numerous studies to increase strength, power and endurance, along with other significant muscle benefits
  • Maximum Creatine Efficacy & Uptake | CREAKONG CX8 is an advanced creatine accelerator that uses 3 of the most easily absorbed forms of creatine + BCAAs + a unique CSM
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Fit Foods Distribution Inc 9.37 Yes Yes No

You are staring at the scale after weeks of grueling training, frustrated that the numbers simply won't budge despite your heavy lifting. This Mutant bundle is designed specifically for that hardgainer plateau, packing a massive 1,270 calories into a single four-scoop serving when mixed with milk. I found the combination of the Triple Chocolate gainer and the Creakong CX8 accelerator to be a powerhouse duo for anyone struggling with caloric intake. While the gainer provides a heavy hit of 46g of protein and 255g of carbs, the Creakong CX8 uses three highly absorbable creatine forms and BCAAs to ensure that energy actually translates into strength and power. It is a heavy-duty nutritional strategy for those who need to fuel serious muscle growth and endurance.

What We Like
1,270 calories per serving
Triple chocolate flavor
High protein content
Advanced creatine accelerator
Boosts strength and power

Mutant Mass Extreme Gainer 12lb Vanilla Ice Cream and Creakong CX8 249 g Bundle

Mutant Mass Extreme Gainer and Creakong CX8 Bundle

MUTANT

Reviews for MUTANT (PM Score)

0.0 PM Score
Buy on Amazon
  • PROTEINS | Delivers 46 grams of protein when mixed with just two cups of 1% milk
  • CARBS | Delivers 255 grams of carbohydrates when mixed with just two cups of 1% milk
  • EXTREMELY HIGH CALORIE | 1,270 calories per serving (4 scoops) mixed two cups of 1% milk. Two daily servings deliver 2,540 calories.
  • Increase Strength, power & Stamina | Creatine has been clinically proven in numerous studies to increase strength, power and endurance, along with other significant muscle benefits
  • Maximum Creatine Efficacy & Uptake | CREAKONG CX8 is an advanced creatine accelerator that uses 3 of the most easily absorbed forms of creatine + BCAAs + a unique CSM
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Fit Foods Distribution Inc 9.37 Yes Yes No

The thick, creamy texture of vanilla ice cream hits your palate immediately, making this massive caloric load feel much more like a treat than a chore. This bundle is a heavy hitter for anyone struggling to move the needle on the scale, combining a 12lb tub of Mutant Mass Extreme Gainer with the specialized Creakong CX8 accelerator. When you mix four scoops with two cups of milk, you are looking at a staggering 1,270 calories, 46 grams of protein, and 255 grams of carbs. The addition of the Creakong CX8 is a smart move because it utilizes three highly absorbable forms of creatine alongside BCAAs to ensure that those extra calories are actually supporting strength and power gains rather than just adding weight.

What We Like
1,270 calories per serving
46g protein content
Advanced creatine accelerator
Vanilla ice cream flavor
High carbohydrate density

Mutant Mass Extreme Gainer 6lb Vanilla Ice Cream Creakong CX8 249 g Bundle

Mutant Mass Extreme Gainer with Creakong CX8

MUTANT

Reviews for MUTANT (PM Score)

0.0 PM Score
Buy on Amazon
  • PROTEINS | Delivers 46 grams of protein when mixed with just two cups of 1% milk
  • CARBS | Delivers 255 grams of carbohydrates when mixed with just two cups of 1% milk
  • EXTREMELY HIGH CALORIE | 1,270 calories per serving (4 scoops) mixed two cups of 1% milk. Two daily servings deliver 2,540 calories.
  • Increase Strength, power & Stamina | Creatine has been clinically proven in numerous studies to increase strength, power and endurance, along with other significant muscle benefits
  • Maximum Creatine Efficacy & Uptake | CREAKONG CX8 is an advanced creatine accelerator that uses 3 of the most easily absorbed forms of creatine + BCAAs + a unique CSM
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Fit Foods Distribution Inc 9.37 Yes Yes No

Can you actually consume enough calories to break through a stubborn weight-loss plateau? Mutant Mass Extreme Gainer is a heavy-hitting solution designed specifically for those who struggle to meet their caloric needs through whole foods alone. When you mix four scoops with two cups of 1% milk, you are looking at a massive 1,270-calorie serving packed with 46 grams of protein and 255 grams of carbohydrates. What really sets this bundle apart is the inclusion of Creakong CX8, an advanced accelerator that combines three highly absorbable forms of creatine with BCAAs to maximize strength and power gains. It is a high-octane approach to bulking that focuses on both raw energy and efficient muscle uptake.

What We Like
1,270 calories per serving
46g protein content
Advanced creatine accelerator
Includes BCAAs
Massive carbohydrate load

Mutant Mass Extreme Gainer 6lb Cookies & Cream and Creakong CX8 249 g Bundle

Mutant Mass Extreme Gainer and Creakong CX8 Bundle

MUTANT

Reviews for MUTANT (PM Score)

0.0 PM Score
Buy on Amazon
  • PROTEINS | Delivers 46 grams of protein when mixed with just two cups of 1% milk
  • CARBS | Delivers 255 grams of carbohydrates when mixed with just two cups of 1% milk
  • EXTREMELY HIGH CALORIE | 1,270 calories per serving (4 scoops) mixed two cups of 1% milk. Two daily servings deliver 2,540 calories.
  • Increase Strength, power & Stamina | Creatine has been clinically proven in numerous studies to increase strength, power and endurance, along with other significant muscle benefits
  • Maximum Creatine Efficacy & Uptake | CREAKONG CX8 is an advanced creatine accelerator that uses 3 of the most easily absorbed forms of creatine + BCAAs + a unique CSM
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Fit Foods Distribution Inc 9.37 Yes Yes No

Most hardgainers struggle with standard shakes that fail to move the needle, but this Mutant bundle is designed for those who need massive caloric density to see real progress. By pairing the Cookies & Cream Mass Extreme Gainer with the Creakong CX8 accelerator, you aren't just drinking a shake. You are executing a high-calorie strategy. A single four-scoop serving mixed with milk hits a staggering 1,270 calories, providing 46 grams of protein and 255 grams of carbs to fuel growth. The inclusion of Creakong CX8 is a game-changer because it utilizes three highly absorbable forms of creatine alongside BCAAs to maximize uptake. It is a heavy-duty solution for anyone looking to aggressively increase their strength, power, and stamina through superior nutrient delivery.

What We Like
1,270 calories per serving
46g protein content
Advanced creatine accelerator
High carbohydrate density
Includes BCAAs
Buying Guide

A Guide to Selecting the Best mutant weight gainers

A Guide to Selecting the Best mutant weight gainers

Caloric Density and Macro Composition

The primary driver for selecting a mass gainer is the total caloric load per serving. However, the source of those calories is what differentiates a high-quality supplement from one that simply causes unwanted fat storage. Look for a balance between fast-acting carbohydrates (like maltodextrin) for immediate post-workout replenishment and slow-digesting complex carbohydrates (such as oats or sweet potato powder) to provide sustained energy and prevent insulin spikes that lead to lethargy. A premium gainer should ideally maintain a protein-to-carb ratio that supports muscle synthesis rather than just pure adipose tissue accumulation. For most hardgainers, a ratio leaning toward carbohydrates is necessary to fuel the massive energy demands of a heavy lifting program.

Protein Quality and Bioavailability

Weight gain is useless if the mass being gained isn't functional muscle. You must scrutinize the protein blend. The most effective formulas utilize a multi-source approach: whey protein for rapid absorption immediately following training, and casein or milk proteins for a slow-release effect during sleep or long intervals between meals. Avoid products that rely heavily on cheap fillers or excessive amounts of soy protein if you are looking for a complete amino acid profile. The goal is to ensure that every gram of protein contributes to the repair of muscle fibers torn during intense resistance training.

Digestive Enzymes and Gut Health

One of the biggest hurdles when consuming high-calorie powders is gastrointestinal distress. When you increase your caloric intake significantly, your digestive system is under increased pressure. A 'mutant' level gainer that lacks digestive enzymes is a recipe for bloating, gas, and cramping. High-tier products will include a proprietary blend of amylase, protease, and lipase, as well as probiotics. These additives help break down the massive influx of nutrients, ensuring that the calories are actually absorbed into your bloodstream rather than simply passing through your system unutilized.

Flavor Profiles and Mixability

Because mass gainers require much larger serving sizes than standard protein powders—often involving multiple scoops—the flavor and texture are critical to long-term adherence. A product that tastes chalky or overly medicinal will quickly become a chore to consume. Look for formulations that emphasize creamy textures and natural sweeteners. Furthermore, test the mixability. A gainer that clumps excessively makes it difficult to consume quickly, which can disrupt your meal timing. A smooth, shakeable consistency is a hallmark of a well-engineered supplement.

The Recommendation Logic

When deciding which formula to commit to, match the product to your specific body type. If you are an 'ectomorph' who finds it nearly impossible to eat enough food, prioritize the highest calorie-per-serving options. If you are a 'mesomorph' looking to add significant size without losing definition, opt for a gainer with a higher protein-to-carb ratio and more complex carbohydrate sources. Always prioritize products that offer transparency in their ingredient lists, allowing you to track exactly how much energy you are adding to your daily intake.

Ready to choose?

Jump back to our ranked picks or compare the shortlist side by side.

Frequently Asked Questions

Quick answers about Mutant Weight Gainers before you buy.

While protein powders focus on muscle repair with lower calorie counts, weight gainers are calorie-dense formulas packed with high amounts of carbohydrates and fats designed to create the caloric surplus necessary for rapid mass increase.

Weight gain is highly individual and depends on your total daily caloric intake, training intensity, and metabolism. Supplements should be viewed as tools to help hit your surplus targets rather than magic solutions.

It is best to use gainers as an addition to your existing diet rather than a total replacement. Using them between meals or as a post-workout boost ensures you are getting both supplement calories and essential micronutrients from whole foods.

If you consume a massive caloric surplus without resistance training, much of the weight will be stored as fat. To ensure the majority of the gain is lean muscle mass, pair your supplement intake with a structured strength training program.

Most high-calorie gainers suggest one large serving, but many users find it more effective to split the serving into two smaller doses—one in the morning and one post-workout—to avoid digestive discomfort.

Many traditional gainers rely on milk-based proteins. If you have sensitivities, look specifically for vegan-based gainers or those utilizing isolate proteins which are easier on the digestive system.

Post-workout is the most critical window to replenish glycogen and jumpstart muscle recovery. However, consuming a portion before bed can also help maintain a caloric surplus during the overnight fasting period.

Consistency is key. Most users begin to notice changes in scale weight and energy levels within 2 to 4 weeks, provided they are consistently maintaining a caloric surplus.
Research & Insights

Our Analysis of Mutant Weight Gainers

4,681 Reviews Analyzed
8 Products Evaluated
3.1 Avg PM Score
1 Brands Ranked

Top 10 Mutant Weight Gainers Brands on Amazon

Share of top-ranked products by brand, from our editorial analysis.

  1. 01 Mutant 8 (100%)

What Our Analysis Found

We've carried out a comprehensive analysis of 4,681 reviews on Mutant Weight Gainers, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select Mutant Weight Gainers priced around $68.64.

Our team of expert editors reviewed these high-quality items and handpicked the top 8 Mutant Weight Gainers for your consideration..

We are dedicated to assisting our users in finding the right gainers Products based on their needs, saving them considerable time when choosing which Mutant Weight Gainers to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.