Best Weight and Mass Gainer
Looking to bulk up quickly and efficiently? Our guide to the best weight and mass gainers will help you discover powerful, proven formulas designed to accelerate your muscle gains and satisfy your protein cravings. Dive in to find your perfect blend of nutritional powerhouse and performance-enhancing support.
Budget-Friendly Pick: Optimum Nutrition Gold Standard Pro Gainer
| Highlights |
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| High Calorie Content |
| Easy to Mix |
| Good Taste |
As our "Budget-Friendly Pick", it offers over 2,000 calories and 80g of quality protein per serving, making it a solid choice for serious bulkers on a budget.
The high calorie count helps you hit your daily goals, while the great-tasting blend makes each shake enjoyable.
Although the large serving size might be a challenge for some, the ease of mixing and energy-boosting carbs make it worth the extra effort.
Keep in mind, it does pack some sugar, but for those prioritizing lean gains, this product delivers exceptional value in a convenient package.
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Best for Hardgainers: Optimum Nutrition Serious Mass
| Highlights |
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| High calorie content |
| Good taste and mixability |
| Supports muscle gain |
It delivers over 1,200 calories per two-scoop serving, making it perfect for hardgainers who need serious bulk. With 50 grams of blended protein and more than 250 grams of carbs, it covers your muscle-building bases while fueling recovery.
The add-your-own ingredients feature adds versatility—blend in fruits, nuts, or peanut butter for extra calories and flavor.
Plus, with 22 essential vitamins and minerals like Vitamin D and Zinc, it helps support immune health even during intense bulking cycles.
Overall, a powerful, customizable option for those serious about gains.
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Best for Muscle Recovery: Dymatize Super Mass Gainer
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| High calorie content |
| Great flavor & mixability |
| Supports muscle recovery |
This gainer packs an impressive 1280 calories per serving, making it perfect for those who struggle to add mass.
It contains 52g of a blend of fast and slow digesting proteins, ensuring your muscles stay fueled and recover efficiently.
The inclusion of 10.7g of BCAAs, especially 5.1g of Leucine, actively stimulates muscle protein synthesis, truly supporting recovery.
Plus, with 14 essential vitamins and minerals, it’s a well-rounded choice for anyone serious about bulking.
The rich flavor and smooth mixability make it a joy to include in your daily routine, despite the large serving size and cost.
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Best for Rapid Bulk: Mutant Mass
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| High calorie content |
| Great taste variety |
| Natural whole-food ingredients |
Mutant's Mass lives up to its "Best for Rapid Bulk" claim, delivering a hefty 2,200+ calories per serving packed with 56g of pure protein from a blend of whey isolate, concentrate, and casein.
It's designed to fuel serious gains quickly, with 192g of clean carbs and naturally sourced ingredients like sweet potato, oats, and flaxseed for a wholesome bulking experience.
Plus, it tastes great—thanks to gourmet-quality manufacturing, though some may find the sweet flavors a bit overwhelming.
Overall, a solid choice for those chasing fast results!
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MuscleTech
| Highlights |
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| High-calorie content |
| Includes creatine monohydrate |
| Good flavor options |
100% Mass Gainer by MuscleTech packs a punch with high-quality protein, easily digestible carbs, and a hefty calorie boost.
The inclusion of creatine monohydrate means faster muscle recovery and strength gains, making it perfect for serious trainers.
While the mix can be a bit stubborn at times and the flavor might come off as a tad bland, the overall nutrient density and taste options make it a solid choice for those aiming to bulk up quickly.
Despite some minor drawbacks, it’s a reliable, performance-driven supplement for real gains.
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GNC Weight Gainer
| Highlights |
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| Great taste and flavor |
| High-calorie for gains |
| Contains BCAAs & MCT |
The GNC Pro Performance Weight Gainer packs a powerful punch with 700 calories per serving, making it ideal for serious muscle builders.
Its rich flavor options make it enjoyable to sip on, so consistency is no chore.
We love the added BCAAs and MCTs, which help fuel workouts and support muscle preservation.
The slow-digesting protein blend ensures your muscles stay nourished over time.
Plus, being Banned Substance Tested provides peace of mind.
The only downsides?
No scoop included (unclear size) and a chance of mild stomach upset, but overall, it’s a solid choice for those aiming to bulk up efficiently.
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MuscleTech Weight and Mass Gainer
| Highlights |
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| Effective muscle gain |
| Great taste & texture |
| High-calorie & protein |
MuscleTech Mass Tech Extreme 2000 is a powerhouse formula designed to help you crush your mass-gaining goals.
With over 2,000 calories per serving and 80 grams of high-quality protein, it’s perfect for athletes looking to maximize gains.
The advanced carb complex fuels your workouts and recovery, while ingredients like creatine and BCAAs support muscle growth and repair.
The vanilla milkshake flavor is rich and satisfying, making it enjoyable to drink even after intense sessions.
Just keep in mind, the large scoop size means a quick finish, and texture can vary, but overall, it’s a solid choice for serious gainers.
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Naked Mass
| Highlights |
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| Natural ingredients |
| High-calorie content |
| Versatile recipes |
… Naked Mass stands out with its only three ingredients: Naked Whey, Naked Casein, and organic tapioca maltodextrin.
It’s a clean and natural choice, free from artificial additives, GMO ingredients, soy, gluten, and hormones.
Packaged in a hefty 8-pound jar, it offers a massive amount of calories, protein, and carbs to support serious bulk goals.
Its multi-phase protein blend maximizes muscle synthesis, making it ideal for combining with intense workouts.
Plus, the unflavored base means you can get creative with smoothies, protein bars, and recipes—perfect for gaining weight your way.
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Rivalus Clean Gainer
| Highlights |
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| Great taste, easy mix |
| Clean ingredients, low sugar |
| Affordable servings, high value |
RIVALUS's mass gainer offers a rich, great taste and blends effortlessly for a smooth shake—no clumps here!
The clean ingredients and low sugar content make it a reliable choice for health-conscious bulking.
The 30g dairy protein blend is a solid foundation for muscle growth, and the affordable servings give you great bang for your buck.
Keep in mind, it's on the pricier side and has limited flavor options, plus no direct customer support.
Still, if you're after high-quality, effective gains, this one's a strong contender.
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GNC Pro Performance Weight Gainer Weight and Mass Gainer
| Highlights |
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| Great taste and flavor |
| Supports muscle recovery |
| Banned substance tested |
GNC Pro Performance Weight Gainer delivers a powerful 700 calories per serving, packed with a premium protein blend that digests slowly to support muscle recovery and growth.
It features a dual carbohydrate system that helps replenish energy stores, perfect for those big workout days.
The inclusion of MCTs offers quick energy, while BCAAs may help reduce muscle breakdown during intense sessions.
Plus, it's tested for banned substances, giving us peace of mind.
The flavor options are delicious, making it easier to stay consistent with your gains.
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Naked Mass
| Highlights |
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| Clean ingredients |
| High calorie content |
| Gentle on stomach |
Naked Vegan Mass stands out for its clean ingredient list — just five simple, organic ingredients make it a guilt-free way to bulk up.
With a whopping 50g of protein per serving, plus complex carbs from tapioca maltodextrin, it fuels muscle growth without loading up on artificial additives or gluten.
The vanilla flavor is subtle and versatile, perfect for customizing with fruits or boosters.
While the scoop size can be a tad inconsistent and some might find the added sugar a bit much, the high calorie content and stomach-friendly profile make it a top vegan pick for serious mass gainers.
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GNC Pro Performance Bulk 1340
| Highlights |
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| High calorie content |
| Supports muscle growth |
| Banned substance tested |
GNC Pro Performance Bulk 1340 delivers a hefty 1,340 calories per serving, perfect for those looking to pack on mass quickly.
It’s packed with 50g of whey protein, naturally rich in BCAAs and glutamine—key players in muscle growth and immune support.
Plus, it’s banned substance tested, ensuring a safe choice for athletes.
While it might be a tad sweet and less dense in carbs, its high-calorie formula makes it a reliable option for serious size gains.
Overall, it's a solid, no-nonsense mass gainer for those committed to bulking up efficiently.
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Naturade Weight and Mass Gainer
| Highlights |
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| High calorie density |
| Natural ingredients |
| Delicious vanilla flavor |
Naturade's Weight Gain is a powerhouse with a hefty 1600 calories per serving, perfect for those struggling to meet their daily energy needs.
Its balanced mix of carbs and protein (up to 46g and 20g respectively) makes it a versatile choice for muscle building and maintenance.
Plus, the natural ingredients ensure you're fueling your body cleanly, free from artificial junk.
The delicious vanilla flavor makes it enjoyable to sip on, even if taste isn’t everyone's cup of tea.
While it can be pricy and demands consistent use, its award-winning formula makes it a solid companion for serious weight gain journeys.
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MuscleMeds Carnivor Mass
| Highlights |
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| Supports Muscle Mass |
| Lactose & Gluten Free |
| No Bloating or Discomfort |
This 100% Beef Protein Isolate Weight Gainer is a solid choice for those looking to pack on muscle without the usual digestive discomfort.
Supporting muscle mass, strength, and recovery, it’s perfect for athletes who want to boost gains without bloating or dairy-related issues.
Its lactose and gluten-free formula makes it gentle on the stomach, which is a huge plus.
However, the flavor options are a bit limited, and the product does come with a higher carb content, so it’s best suited for those focused on muscle gain rather than cutting.
The package size is practical for storage, making it a reliable everyday supplement.
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BSN True-Mass
| Highlights |
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| High calorie per serving |
| Great taste and mixability |
| Supports muscle recovery |
TRUE-MASS delivers a hefty 700 calories per serving, making it a powerful tool for those looking to bulk up quickly.
Its 2:1 carb-to-protein ratio offers a balanced mix to fuel your gains and recovery.
The blend of 46-50g of ultra-premium protein sources ensures your muscles get high-quality support, while the addition of MCT fats provides extra energy.
Thanks to BSN Flavor Technology, it tastes like a treat—smooth, rich, and craveable.
The inclusion of natural BCAAs helps accelerate recovery, making it a reliable choice for serious muscle builders.
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Nutricost Mass Gainer Weight and Mass Gainer
| Highlights |
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| High protein content |
| Includes creatine & glutamine |
| Non-GMO & gluten-free |
The Double Chocolate Mass Gainer offers a generous 50 grams of protein per serving, packed with whey concentrate, creatine, and glutamine to support muscle growth and recovery.
The 6.7-pound container provides plenty of fuel for your bulk or recomp phase.
Plus, it’s non-GMO, gluten-free, and tested by independent labs, so quality is top-notch.
On the downside, the container is quite heavy and bulky, and some might find the flavor a bit overwhelming.
Overall, a solid choice for serious gains!
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