14 Top Mass Gainer at GNC Picks for Fast Muscle Gains

Discover the best mass gainer at GNC with our quick, expert picks—boost your bulk effortlessly and find your perfect fit in a flash.
BrandMy RatingPrice
Gnc
Top Money-Saving Choice
8.8/10
Gnc
Best for Rapid Muscle Gains
9.2/10
Naked Nutrition
Best for Lean Mass
8.8/10
Muscletech
Best for Endurance and Stamina
8.6/10
Dymatize
8.8/10

Best Mass Gainer at Gnc

Looking to pack on serious size quickly and effortlessly? When it comes to discovering the best mass gainer at GNC, the options can feel overwhelming, but fear not—your ideal blend is just a few smart choices away. Dive in as we cut through the clutter to reveal top contenders that promise powerful gains with every scoop.

Top Money-Saving Choice: GNC Pro Performance Weight Gainer

GNC Pro Performance Weight Gainer Protein Powder | Increase Muscle Mass | Banned Substance Tested | Double Chocolate | 6 Servings
Highlights
Great flavor, tastes like milkshake
High protein, 50g per serving
Certified Banned Substance Tested

As our "Top Money-Saving Choice," it delivers amazing value without sacrificing quality.

With 700 calories per serving and 50g of slow-digesting protein, it’s perfect for fueling muscle growth and recovery.

The smooth, milkshake-like flavor makes it enjoyable to sip on, leaving you looking forward to every shake.

Plus, the added MCTs and BCAAs help boost energy and reduce muscle breakdown, giving your workouts an edge.

Certified Banned Substance Tested, this gainer is a safe bet for athletes and fitness enthusiasts alike.

Overall, it’s a budget-friendly, high-performing option that helps you bulk up without breaking the bank.

Be sure to also check out the best caffeine patch for more options! Also, here is the price history so you know exactly when to buy!

Price history for GNC Pro Performance Weight Gainer on Amazon

Best for Rapid Muscle Gains: GNC AMP Mass XXX

GNC AMP Mass XXX with MyoTOR Protein Powder | Targeted Muscle Building and Workout Support Formula with BCAA and Creatine | Vanilla | 13 Servings
Highlights
Clinically proven results
Enhances strength quickly
Banned substance tested

GNC AMP Mass XXX is our top pick for those seeking rapid muscle gains.

Its unique blend of ingredients, especially MyoTOR, is clinically proven to speed up strength and muscle development—in as little as two weeks!

The high-quality protein, combined with essential nutrients like creatine and BETAPOWER, helps you pack on lean muscle with fewer sets.

Plus, it’s banned substance tested, giving you peace of mind during rigorous training.

Keep in mind, the flavor might vary, and consistent use is key—but if you're serious about fast results, this mass gainer is a game-changer.

Be sure to also check out the best mushroom tinctures for more options! Also, here is the price history so you know exactly when to buy!

Price history for GNC AMP Mass XXX on Amazon

Best for Lean Mass: Naked Mass

Naked Mass - Natural Weight Gainer Protein Powder - 8 LB Bulk, GMO Free, Gluten Free & Soy Free. No Artificial Ingredients - 1,250 Calories per Serving
Highlights
Natural ingredients
High calorie content
Good for weight gain

Naked Mass truly stands out as best for lean mass building.

It uses only three simple ingredients—Naked Whey, Naked Casein, and organic tapioca maltodextrin—so you know exactly what you're fueling your body with: no artificial additives, GMOs, or gluten.

With 50g of protein and 252g of carbs per serving, it offers serious calories to support muscle growth without unnecessary sugar.

We love how the multi-phase protein blend keeps amino acids flowing, promoting sustained muscle synthesis.

Plus, it’s versatile for recipes, making your bulk journey enjoyable and clean.

Just beware—mixing can be tricky without a blender, and the jar’s large size might not be ideal for everyone.

Be sure to also check out the best vegan creatine for more options! Also, here is the price history so you know exactly when to buy!

Price history for Naked Mass on Amazon

Best for Endurance and Stamina: MuscleTech Mass Gainer

Mass Gainer MuscleTech 100% Mass Gainer Protein Powder Protein Powder for Muscle Gain Whey Protein + Muscle Builder Creatine Supplements Vanilla, 5.15 Pound (Pack of 1)
Highlights
High-quality protein
Delicious flavor options
Includes creatine

100% Mass Gainer is our top pick for endurance and stamina thanks to its powerful blend of BCAA, MyoTOR, and BetaPower.

This formula isn't just about size; it supports extended workouts and sustained performance, making it ideal for athletes pushing through long training sessions.

The high-quality protein and easy-to-digest carbs deliver around 1,500 calories per serving, fueling your gains without the unnecessary bulk.

While some find the mix a bit stubborn and note mixed taste reviews, its results in strength and size make it a top contender.

Overall, a reliable choice for serious muscle builders.

Be sure to also check out the best tasting bcaa for more options! Also, here is the price history so you know exactly when to buy!

Price history for MuscleTech Mass Gainer on Amazon

Dymatize Mass Gainer

Dymatize Super Mass Gainer Protein Powder, 1280 Calories & 52g Protein, Gain Strength & Size Quickly, 10.7g BCAAs, Mixes Easily, Tastes Delicious, Gourmet Vanilla, Gourmet Vanilla, 6 Pound (Pack of 1)
Highlights
High Calorie Content
Good Flavor Mixability
Supports Muscle Growth

With a hefty 1280 calories per serving, it’s perfect for even the most hardcore mass gainer seekers.

The blend of 245g carbs and 52g of mixed fast- and slow-digesting proteins ensures your muscles stay fueled and recover efficiently.

Plus, the inclusion of 10.7 grams of BCAAs, especially 5.1g of Leucine, really helps activate muscle protein synthesis.

While the large serving size and potential grittiness might be a hurdle, the support for muscle growth and good flavor mixability make this a solid choice for serious bulkers.

Be sure to also check out the best ashwagandha tea for more options! Also, here is the price history so you know exactly when to buy!

Price history for Dymatize Mass Gainer on Amazon

GNC Pro Performance Bulk 1340

GNC Pro Performance Bulk 1340 Mass Gainer Protein Powder | 50g, 1340 Calories, Gluten Free | Banned Substance Tested Mass Gainer | Supports Muscle Energy, Recovery and Growth | Double Chocolate | 9
Highlights
High calorie content
Supports muscle growth
Banned substance tested

GNC Pro Performance Bulk 1340 delivers a hefty 1,340 calories per serving, making it perfect for those looking to pack on serious mass.

The blend of whey protein, creatine, and carbs supports muscle growth, energy, and recovery—all vital for intense training days.

Plus, it's Banned Substance Tested, giving athletes peace of mind.

While it does have a somewhat artificial taste and is on the pricier side, its high-calorie content and quality ingredients make it a standout option for dedicated gym-goers aiming to bulk up swiftly and safely.

Be sure to also check out the best caffeine water for more options! Also, here is the price history so you know exactly when to buy!

Price history for GNC Pro Performance Bulk 1340 on Amazon

Optimum Nutrition Serious Mass Mass Gainer at Gnc

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Vanilla, 6 Pound (Packaging May Vary)
Highlights
High calorie content
Good taste and mixability
Supports quick weight gain

With over 1,200 calories per serving and 50 grams of blended protein, it’s a powerhouse for those looking to bulk up fast.

The mixability is smooth, making it easy to blend with your favorite fruits or nuts for added flavor and calories.

Plus, the inclusion of key vitamins like Vitamin D and Zinc gives your immune system a little extra boost during intense bulking phases.

While it’s discontinued, if you find it, it’s a solid choice for quick mass gain — just be prepared for a lively mixing experience!

Be sure to also check out the best caffeine gummies for more options! Also, here is the price history so you know exactly when to buy!

Price history for Optimum Nutrition Serious Mass on Amazon

Mutant Mass

Mutant Mass Weight Gainer Protein Powder - Mass Builder for Bulking and Lean Mass Gainer, The Weight Gainer Men Need to Bulk up – 15 Pound – Triple Chocolate
Highlights
High calorie content
Great taste options
Made from natural foods

The LEAN GAINER delivers a whopping 1100 calories per serving, making it ideal for those serious about bulking.

With 56 grams of high-quality protein sourced from whey isolates, concentrates, and casein, it supports muscle growth and recovery.

Its blend of natural whole foods like sweet potato, oats, and avocado adds a wholesome touch, plus the gourmet taste makes it surprisingly enjoyable to consume regularly.

While it may be a bit too sweet for some and comes with a premium price tag, the rich flavor and impressive nutritional profile make it a top choice for dedicated athletes wanting potent gains in a quick, delicious shake.

Be sure to also check out the best fadogia agrestis for more options! Also, here is the price history so you know exactly when to buy!

Price history for Mutant Mass on Amazon

Mass Tech Extreme

Muscletech High-Protein Mass Gainer (Vanilla Milkshake, 6LB) - Mass Tech Extreme 2000 Mass Gainer Protein Powder Supplement - Weight Gainer for Increase Muscle, Enhanced Recovery & Strength
Highlights
High-Calorie, Muscle Focused
Good Taste and Texture
Effective for Mass Gain

MuscleTech Mass Tech Extreme 2000 packs a serious punch with over 2,000 calories per serving, making it a powerhouse for those looking to bulk up quickly.

The vanilla milkshake flavor is rich and enjoyable, even if the scoop size can be a bit daunting at first.

The formula's blend of high-quality proteins, BCAAs, and creatine supports muscle growth and recovery effectively.

While it’s excellent for mass gains, the strong flavor and quick consumption rate might take some getting used to.

Overall, a solid choice for serious gains and flavor satisfaction.

Be sure to also check out the best msm brand for more options! Also, here is the price history so you know exactly when to buy!

Price history for Mass Tech Extreme on Amazon

BSN Mass Gainer at Gnc

BSN TRUE-MASS Weight Gainer, Muscle Mass Gainer Protein Powder, Vanilla Ice Cream, 5.82 Pound
Highlights
High Calorie Content
Great Taste
Easy to Mix

TRUE-MASS delivers a robust 700 calories per serving, making it ideal for those looking to bulk up quickly.

The 2:1 carb-to-protein ratio ensures your muscles get the nutrients they need to recover and grow.

With 46-50 grams of ultra-premium protein, including whey concentrate, caseinate, and egg whites, it guarantees high-quality muscle support.

Plus, its great taste and easy mixability make it a pleasure to enjoy post-workout.

While it does have a slightly artificial flavor and limited flavor options, the overall winning formula makes TRUE-MASS a top pick for serious mass gainers.

Be sure to also check out the best methylated magnesium for more options! Also, here is the price history so you know exactly when to buy!

Price history for BSN on Amazon

Optimum Nutrition GS Pro Gainer

Optimum Nutrition GS Pro Gainer Weight Gainer Protein Powder, Double Chocolate, 5.09 Pounds (Packaging May Vary)
Highlights
High calorie content
Easy to blend
Great taste

With 650 calories per serving, it packs a punch to fuel your gains, making it perfect post-workout or anytime you need a quick nutrition boost.

The 60g of high-quality protein helps support muscle growth, while the 85g of carbs restore your energy levels efficiently.

Plus, its blend is a breeze to mix—whether in a shaker or spoon—making it super convenient.

The added Vitamin C, Zinc, and Vitamin E give your immune system a boost, which is crucial during intense training phases.

Though the price is a bit steep and flavor options limited, the quality and efficiency make it a top contender for serious athletes.

Be sure to also check out the best fasting tea for more options! Also, here is the price history so you know exactly when to buy!

Price history for Optimum Nutrition GS Pro Gainer on Amazon

Rival Nutrition Clean Gainer

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
Highlights
Great taste, smooth mix
High-quality, clean ingredients
Long-lasting servings

RIVALUS’ Mass Gainer is a top-tier choice for anyone serious about muscle growth.

Its 30g dairy protein blend ensures you get a solid protein punch with every serving, fueling your gains efficiently.

The smooth mix and great taste make it enjoyable to sip on, even after hectic workout sessions.

Plus, the high-quality, clean ingredients give peace of mind that you're nourishing your body safely.

While it’s a bit pricier and offers fewer flavor options, the long-lasting servings and stringent manufacturing standards make it absolutely worth considering for anyone looking to bulk up with confidence.

Be sure to also check out the best trace mineral drops for more options! Also, here is the price history so you know exactly when to buy!

Price history for Rival Nutrition Clean Gainer on Amazon

Naked Vegan Mass Mass Gainer at Gnc

Naked Vegan Mass - Natural Vegan Weight Gainer Protein Powder - 8Lb Bulk, GMO Free, Gluten Free, Soy Free & Dairy Free. No Artificial Ingredients - 1,230 Calories - 11 Servings
Highlights
Clean ingredients
Vegan-friendly formula
Easy to digest

Naked Vegan Mass boasts a simple, clean ingredient list—just three plant-based ingredients with no artificial additives, making it perfect for those seeking natural nutrition.

With 50g of protein, 248g of complex carbs, and 1,230 calories per serving, it supports serious mass gain without the unnecessary fillers.

Plus, the gluten-free tapioca maltodextrin ensures your carbs are premium quality.

While the high sugar content and limited flavor options might not suit everyone, the unflavored base allows you to customize with fruits or veggies.

Overall, a solid choice for vegan bulkers prioritizing clean nutrition.

Be sure to also check out the best magnesium citrate gummies for more options! Also, here is the price history so you know exactly when to buy!

Price history for Naked Vegan Mass on Amazon

GNC Wheybolic Alpha

GNC AMP Wheybolic Alpha Whey Protein Powder with MyoTOR | Targeted Muscle Building and Workout Support Formula with BCAA | 40g Protein | Strawberries and Cream | 22 Servings
Highlights
High protein content
Supports muscle recovery
Enhanced with BCAA & Leucine

GNC AMP Wheybolic Alpha packs an impressive 40g of fast-digesting, ultra-pure protein per serving, perfect for fueling muscle growth and recovery.

The added BCAA and leucine boost muscle synthesis, giving your gains a solid edge.

Clinically studied ingredients like BetaPower, Creatine, MyoTOR, and Testofen work together to enhance strength, stamina, and power, making it ideal for pre- or post-workout shakes.

While it can be tricky to mix and may not suit everyone's flavor taste, its high-protein content and performance benefits make it a top contender in the mass gainer realm.

Be sure to also check out the best fat burner and pre workout for more options! Also, here is the price history so you know exactly when to buy!

Price history for GNC Wheybolic Alpha on Amazon

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