The Best Legion Mass Gainer of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Legion Mass Gainer of 2025. Check our ranking below.
2,222 Reviews Scanned
Rank No. #1
LEGION Whey+ Protein Whey Isolate from Grass Fed Cows - Whey Protein Isolate Powder Low Calorie, Non-GMO, Sugar Free, Lactose and Gluten Free, All Natural Protein Powder for Men & Women 30 Servings
- Get our naturally sweetened and flavored whey isolate protein powder made with hormone-free Truly Grass Fed milk from Ireland that’s gentle on the stomach, easy to digest, and doesn’t cause bloating or discomfort.
- 22 grams of grass-fed protein per serving with 12 grams of essential amino acids, 5.5 grams of BCAAs, and no lactose or added sugars.
- 100% whey protein isolate with no artificial sweeteners, flavors, food dyes, fillers, or other unnecessary junk. While these types of chemicals may not be as dangerous as some people claim, studies suggest that regular consumption of them may indeed be harmful to our health.
- Clean whey protein powder and transparent label that shows exactly what’s in every serving of our protein powder isolate and what’s not (no proprietary blends or hidden ingredients).
- Tested for purity and potency in an ISO 17025 accredited third-party lab, and independently certified to contain no contaminants or banned substances by Labdoor. Every bag of our Whey+ protien powder is guaranteed to provide exactly what the label claims and nothing else.
Rank No. #2
LEGION Micronized Creatine Monohydrate Supplement - Clean Creatine Powder for Muscle Gain & Post Workout Recovery - Micronized Creatine Supplement for Maximum Absorption (30 Servings, Capsule)
- MAXIMIZE MUSCLE & STRENGTH GAIN – Elevate your training with 5 grams of pure micronized creatine monohydrate per serving. This research-backed supplement helps you push through plateaus, increase power output, and build lean muscle more effectively.
- ENHANCE POST-WORKOUT RECOVERY – Don’t let soreness slow you down. Our creatine capsules help replenish cellular energy (ATP) and reduce muscle damage, allowing you to bounce back faster and stay consistent with your high-intensity gym routine.
- SUPERIOR MICRONIZED ABSORPTION – We use ultra-fine micronized particles that are easier on the digestive system compared to standard powders. Experience better solubility and absorption without the common bloating or stomach discomfort.
- CONVENIENT & MESS-FREE CAPSULES – Skip the gritty powders and measuring scoops. These easy-to-swallow veggie capsules provide a precise 5g dose you can take anywhere, making it simpler than ever to maintain your daily performance habits.
- CLEAN LABEL & THIRD-PARTY TESTED – Legion stands for transparency. Our creatine contains no artificial dyes, synthetic fillers, or hidden ingredients. Every batch is rigorously tested for purity and potency in an ISO-accredited laboratory.
Rank No. #3
Dymatize Super Mass Gainer Protein Powder, Gourmet Vanilla, 52g Protein, 1g Creatine, 1280 Calories, 10.7g BCAAs, 245g Carbs, Contains Whey Protein Powder, Isolate, and Casein (8 Servings)
- 52G PROTEIN: Every servings contains 52g of protein to support muscle growth, repair, and recovery. If your goal is gaining muscle size and strenth, then SMG is your perfect workout parther. while recovering from intense workouts and pushing limits in the gym
- CALORIE-DENSE FORMULA: With 1,280 calories per serving, this weight gainer offers a substantial caloric boost for individuals aiming to gain muscle mass and meet their energy needs
- ENHANCED WITH CREATINE AND NUTRIENTS: Each serving provides 1g of creatine to support the increase in power and strength you need to maximize training. Plus 14 essential vitamins and minerals, including Vitamin C, E, and calcium, to support overall health and recovery
- CONTINUOUS GROWTH: Dymatize Super Mass Gainer combines fast- and slow-digesting proteins, like whey and casein, to fuel muscle growth and recovery with sustained protein delivery for long-lasting results for men and women
- YOUR WAY OF GAINING: Get creative by blending mass gainer into smoothies with fruits, peanut butter, and oats. It’s also perfect for adding to protein bars, cookies, and pancakes for delicious, calorie-packed treats
Rank No. #4
Optimum Nutrition Serious Mass Weight Gainer Protein Powder, Vitamin C and Zinc for Immune Support, Vanilla, 12 Pound (Packaging May Vary)
- Packaging may vary - New look, with the same trusted Quality!
- Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery
- High Calorie Weight Gainer: 1,250 Calories per 2-Scoop Serving
- 50 Grams of Protein per Serving
- Over 250 Grams of Carbohydrates per Serving
Rank No. #5
MuscleTech High Protein Mass Gainer for Men & Women - Protein Powder Shakes for Weight Gain, Muscle Building & Recovery with Creatine Monohydrate - Chocolate Fudge Brownie, 5.15 Pound
- Superior Gains: MuscleTech 100% Mass Gainer is packed with protein, mass-producing calories, and muscle-fueling creatine. Mixed with skim milk, a serving packs 60g of protein and 1,500 calories. Flavor: Chocolate Fudge Brownie. Approx. 42 scoops per tub.
- Nutrient-Dense Muscle Fuel: Reach musclebuilding milestones more efficiently. Our high-quality protein contains 305g of easily digestible carbs, 6.2g of L-leucine, and more than 13g of BCAAS when mixed with 2 cups of skim milk.
- Maximize Strength Potential: 100% Mass Gainer only uses pure HPLC-tested creatine. Scientific studies have shown that it helps replenish ATP stores in the body for enhanced performance, more muscle and an increase in strength.
- A Tasteful Experience: For years, the MuscleTech brand has partnered with the world’s top flavor houses to deliver a delightful taste experience in every serving. So when your goals are so close that you can taste ‘em, drink up.
- Pushing the Limits of Science and Human Potential: MuscleTech’s commitment to research, development, and innovation is the reason we continue to be an elite name for redefining performance through cutting-edge products and high-quality ingredients.
Rank No. #6
Transparent Labs Grass-Fed Whey Protein Isolate - Naturally Flavored, Gluten Free Whey Protein Powder with 28g of Protein per Serving & 9 Amino Acids - 30 Servings, Milk Chocolate
- Naturally Flavored Clean Protein Powder: Made from naturally-fed, hormone-free whey, free of artificial sweeteners, food dyes, gluten, and preservatives. Transparent Labs 100% Grass-Fed Whey Protein Isolate is one of the cleanest proteins on the market.
- 28g of Protein Per Serving: Transparent Labs Whey Protein Isolate is sourced from 100% grass-fed, grass finished American dairy cattle. It contains one of the industry’s highest protein-by-weight ratios, and packs 28g of protein per serving with minimal sugar or fat.
- Enhance Recovery, Increase Strength: Transparent Labs 100% Grass-Fed Whey Protein Isolate gives you a highly bioavailable protein that is light on the stomach and goes down easily. This is the perfect protein for those who want to support recovery and promote muscle growth, while promoting overall health and longevity.
- Contains All Nine Essential Amino Acids: Protein is made up of amino acids, which are the building blocks of muscle proteins. Depending on where your protein comes from, it will contain different amounts of the various building blocks. All of our protein powders contain all nine essential amino acids in a balanced ratio to support muscle protein synthesis, so you can trust that our protein powders will help you reach your muscle building and fitness goals.
- Easily Digestible & Rapidly Absorbed: There’s nothing worse than the digestive discomfort often associated with trying to increase your protein intake. Our protein powder is designed with your digestive health in mind. No more bloating, gas, or digestive woes - just pure protein goodness that your body can readily utilize.
Rank No. #7
NAKED Mass - Natural Weight Gainer Protein Powder - 8 LB Bulk, NSF Certified, GMO Free, Gluten Free & Soy Free. No Artificial Ingredients - 1,250 Calories per Serving
- ONLY THREE INGREDIENTS: Naked Whey, Naked Casein and Organic Maltodextrin (made from gluten free organic tapioca). Naked Mass contains no artificial sweeteners, flavors, or colors and is GMO Free, No rBGH or rBST, Soy Free and Gluten Free.
- MAXIMUM NUTRITION: 50g of Protein, 252g of Carbs, 1,250 Calories, 11.5g of BCAAs (branched-chain amino acids) per serving and only 5g sugar - compare vs other weight gain supplements for bulking. As an NSF Certified protein powder, Naked Mass is verified for purity and safety.
- MULTI-PHASE CLEAN PROTEIN: Keep protein synthesis up by combining fast release grass-fed whey with slow-digesting micellar casein. Plus, get the healthy amino acids your body needs. Combine with a high-calorie diet and exercise to gain weight and transform yourself from a hard gainer to a pro gainer.
- PREMIUM COMPLEX CARBOHYDRATES: Unlike other weight gainer supplements that use wheat-based maltodextrins, Naked Mass is a serious, true mass gainer and uses gluten free organic tapioca maltodextrin for clean source complex carbohydrates.
- BEST WEIGHT GAINER SHAKES AND RECIPES: Our unflavored super mass gainer protein powder is versatile for making smoothies and recipes. Boost calories and give your body optimum nutrition by adding Naked Mass to homemade protein bars, shakes, and more.
Rank No. #8
Muscletech High-Protein Mass Gainer (Vanilla Milkshake, 6LB) - Mass Tech Extreme 2000 Mass Gainer Protein Powder Supplement - Weight Gainer for Increase Muscle & Enhanced Recovery - Packaging May Vary
- Ultimate Mass Gaining Formula: Reignite your mass-gaining goals with MuscleTech Mass Tech Extreme 2000, an advanced musclebuilding formula that delivers clean carbs and calories. Vanilla Milkshake. 30 scoops per bag.
- High-Density, Clean-Calorie Shake: Prepare for extreme gains with over 2,000 calories and 80 grams of great-tasting protein when mixed with 20 oz. of skim milk. Our formula also contains over 400 grams of carbs through a multi phase carb complex.
- Supports Musclebuilding: Each serving mixed with 20 oz. of skim milk delivers 5 grams of creatine monohydrate and 17.2 grams of BCAAs from whey protein, including 8.4 grams of L-leucine. L-leucine plays a role in mTOR activation and protein synthesis.
- A Tasteful Experience: For years, the MuscleTech brand has partnered with the world’s top flavor houses to deliver a delightful taste experience in every serving. So when your goals are so close that you can taste ‘em, drink up.
- Pushing the Limits of Science and Human Potential: MuscleTech’s commitment to research, development, and innovation is the reason we continue to be an elite name for redefining performance through cutting-edge products and high-quality ingredients.
Rank No. #9
NAKED Vegan Mass - Natural Vegan Weight Gainer Protein Powder - 1,230 Calories, NSF Certified, Non-GMO, Soy & Gluten Free, No Artificial Ingredients - 8LB Bulk - 11 Servings
- ONLY THREE INGREDIENTS: Pea Protein Powder, Organic Rice Protein Powder and Organic Maltodextrin (made from gluten free organic tapioca). Vegan Naked Mass contains no artificial sweeteners, flavors, or colors and is GMO Free, Soy Free, Gluten Free, and Dairy Free with no rBGH or rBST.
- VEGAN NUTRITION: Each serving of our unflavored vegan weight gainer powder contains 50g of Protein, 248g of Complex Carbs, 1,230 Calories and 10.3g of BCAAs (branched-chain amino acids). To ensure a complete amino acid profile, the ratio of pea to rice protein is 2:1. As an NSF Certified protein powder, Naked Vegan Mass is verified for purity and safety.
- PREMIUM COMPLEX CARBOHYDRATES: Unlike other vegan weight gain supplements, Naked Vegan Mass does not use wheat based carbohydrates, instead using gluten-free organic tapioca maltodextrin for a clean source of complex carbohydrates.
- REAL CLEAN PROTEIN: Gain weight the right way with our lactose free weight gainer, which contains our premium Naked Pea and Naked Rice protein. Naked Vegan Mass provides your body with the amino acids it needs to maintain protein synthesis and help you gain muscle when used with a weightlifting fitness routine.
- IDEAL FOR VEGAN WEIGHT GAINER SHAKES: Our unflavored vegan mass gainer is the perfect base so you can easily control what goes into your body and flavor as desired with fruit or vegetables. For use by men or women that prefer a non dairy weight gainer.
Rank No. #10
Rivalus Clean Gainer - Chocolate Fudge 10 Pound - Delicious Lean Mass Gainer with Premium Dairy Proteins, Complex Carbohydrates, and Quality Lipids, No Banned Substances, Made in USA
- Safe And Effective FIRST
- Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery
- In an industry with questionable legislation, RIVALUS raises the bar for standards and quality far beyond the legal requirement or government regulatory bodies.
- All RIVALUS products are manufactured in facilities with the highest standards and meeting or exceeding all safety and regulatory approvals
- 30 g dairy protein blend
Last update on 2025-03-18 / Affiliate links / Images from Amazon Product Advertising API
How Do You Buy The Best Legion Mass Gainer?
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We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Legion Mass Gainer that you consider buying. Your questions might include the following:
- Is it worth buying an Legion Mass Gainer?
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We’re convinced that you likely have far more questions than just these regarding Legion Mass Gainer, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.
Potential sources can include buying guides for Legion Mass Gainer, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Legion Mass Gainer. Make sure that you are only using trustworthy and credible websites and sources.
We provide an Legion Mass Gainer buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Legion Mass Gainer currently available on the market.
This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:
- Brand Value: Every brand of Legion Mass Gainer has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
- Features: What bells and whistles matter for an Legion Mass Gainer?
- Specifications: How powerful they are can be measured.
- Product Value: This simply is how much bang for the buck you get from your Legion Mass Gainer.
- Customer Ratings: Number ratings grade Legion Mass Gainer objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Legion Mass Gainer.
- Product Quality: You don’t always get what you pay for with an Legion Mass Gainer, sometimes less, and sometimes more.
- Product Reliability: How sturdy and durable an Legion Mass Gainer is should be an indication of how long it will work out for you.
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