10 Best gain weight powder in Canada

Advertising Disclosure

Last Updated - 2025/09/02

Best Choice

01
MAMMOTH

MAMMOTH MASS: Weight Gainer, High Calorie Protein Powder Workout Smoothie Shake, Meal Replacement, Low Sugar, Whey Isolate Concentrate, Casein Protein Blend, Weight Training, High Protein 15 lb, Chocolate
Main highlights

REVOLUTIONARY MASS GAINER FORMULA: Mammoth Mass contains 60 grams of High Quality Protein compromised of whey protein concentrate, whey protein isolate & miscellar casein. There is over 39 grams of combined BCAA Glutamine and Essential Amino Acids Clean Carb Complex features.
QUALITY NUTRITION: Putting on size requires a balance of heavy training and quality nutrition. Because everyone’s a little different, some have a harder time packing on muscle than others. Mammoth Mass is a high-protein powdered mix delivering significant amount of supplemental protein, carbs, vitamins and minerals to build on the amount you're getting from a balanced diet of food.
PROTEIN SHAKES AND RECIPES: Mammoth mass weight gainer protein is versatile in making protein shakes, smoothies and recipes. Boost calories and nutrition by adding to protein bars, cookies and other recipes.
MUSCLE MASS FORMULA: MAMMOTH MASS Weight Gainer provides more protein, better carbs and far less sugar giving you more of what you want in a potent mass muscle building formula. With 60 grams of the finest whey protein isolate, whey protein concentrate, micellar casein and calcium caseinate available.
CALORIES: To gain just one extra pound, you need to consume approximately 3,500 calories-above and beyond what you normally consume through foods, beverages, and supplements. Pro Gainer provides over 1250 calories per serving. By adding just one serving to your daily routine, you can begin to experience an increase in lean mass within the first week.
Show more
9.7

Exceptional

Show more
Curious about how we select the top products for you? Explore How It Works

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
02
NAKED

Vanilla Naked Mass - All Natural Vanilla Weight Gainer Protein Powder - 8LB, GMO Free, Gluten Free & Soy Free. No Artificial Ingredients - 1,260 Calories - 11 Servings

Free Shipping

8.0 Taste

8.0 worth the money
Main highlights

PREMIUM COMPLEX CARBOHYDRATES: Unlike other protein weight gainer supplements that use wheat-based maltodextrins, Vanilla Naked Mass is a serious, true mass gainer using gluten free organic tapioca maltodextrin for clean source complex carbohydrates.
ONLY FIVE INGREDIENTS: Naked Whey, Naked Casein, Organic Maltodextrin from gluten free organic tapioca, Organic Coconut Sugar and Vanilla. Contains no artificial sweeteners, flavors or colors. GMO Free, No rBGH or rBST, Soy Free and Gluten Free.
MULTI-PHASE CLEAN PROTEIN: Grass-fed whey and casein provide your body with healthy amino acids to keep protein synthesis up throughout the day. Use with a high calorie diet to gain weight and transform yourself from a hard gainer to a pro gainer.
MAXIMUM NUTRITION: 50g of Protein, 251g of Carbs, 1,260 Calories and 11.5g of BCAAs (branched-chain amino acids) per serving.
BEST VANILLA WEIGHT GAINER PROTEIN SHAKES AND RECIPES: Our vanilla mass gainer protein powder is versatile for making smoothies and recipes. Boost calories and give your body optimum nutrition by adding Vanilla Mass to shakes, baked goods and more.
Show more
9.6

Exceptional

Show more
Value for Money

03
Mutant

Mutant Mass Extreme Gainer Whey Protein Powder Build Muscle Size and Strength High Density Clean Calories 12 lbs Vanilla Ice Cream

Free Shipping

8.7 worth the money

8.2 Taste
Main highlights

MADE WITH NATURAL WHOLE FOODS | Barley, sweet potato, rolled oats, avocado, coconut oil, pumpkin seeds.
EXTREMELY HIGH CALORIE WEIGHT GAIN | 1,270 calories per serving (4 scoops) mixed two cups of 1% milk. Two daily servings deliver 2,540 calories.
EACH SERVING DELIVERS | 46 grams of 100% pure whey protein, 255 grams of carbohydrates, 7.5 grams of fat per serving (4 scoops) mixed with two cups of 1% milk. Naturally high in BCAAs, EAAs, Glutamine and other amino acids needed to support muscle growth from hard training.
CRASH WEIGHT GAIN | Made for extreme hard gainers looking to add serious MASS!
100% GOURMET TASTE
Show more
9.5

Excellent

Show more
04
ALLMAX Nutrition

ALLMAX Nutrition - QUICKMASS - NEW SIZE - Weight Gainer & Rapid Gain Catalyst, Chocolate, 3.5 Pound, 3.5 Lb

Free Shipping
Main highlights

RESEARCH-PROVEN RESULTS: Clinically studied to significantly boost fat-free mass and chest size within 8 weeks, ideal for serious athletes and fitness enthusiasts looking to maximize muscle gains.
RAPID MASS BUILDING FORMULA: Delivers 1010 calories and 64 grams of sustained-release protein per serving, scientifically engineered to help quickly increase lean muscle mass.
PREMIUM CLEAN-CARB BLEND: Features a specialized blend of slow-release carbohydrates including sweet potato, oats, quinoa, and soluble corn fiber, ensuring consistent energy without sugar crashes.
FORTIFIED WITH VITAMINS & MINERALS: Contains 20 essential vitamins and minerals, providing comprehensive nutritional support for enhanced muscle growth and recovery.
EASY-TO-MIX & DELICIOUS: QuickMass is perfectly formulated to mix effortlessly with water, delivering a creamy, delicious shake without the need for milk.
Show more
9.4

Excellent

Show more
05
Six Star

Six Star Mass Gainer Protein Powder, Six Star Mass Gainer, Muscle Builder Whey Protein Powder and Creatine Monohydrate, Max Protein Weight Gainer for Men and Women, Creatine Supplements, Chocolate, 4.36 lbs

Free Shipping
Main highlights

Six Star Mass Gainer isn't loaded with sugar and fat. In fact, it delivers more of the high-quality carbohydrates and calories
Six Star Mass Gainer is a powerful weight gain formula engineered to help athletes get the nutrients they need to grow bigger and stronger
Increases Muscle Strength and Performance, Mega-Dosed with 45g of Protein and 189g of Complex Carbs
1000 Plus mass building calories when mixed with milk
Show more
9.3

Excellent

Show more
06
IRONVEGAN

Athlete's Gainer Protein Powder, Natural Vanilla Flavour, 2.5 kg | Vegan and Non-GMO

Free Shipping

8.2 worth the money

8.0 Taste
Main highlights

TESTED FOR SPORT: Athlete's Gainer is tested for banned substances and certified by Informed Sport so even the most elite athlete's can enjoy the power of plant-fueled performance.
MUSCLE GROWTH GAINS: IRON VEGAN Athlete’s GAINER is a plant-based, high protein, high calorie supplement formulated to support healthy weight gain. ATHLETE's GAINER provides you with 720 clean calories at a 2.85:1 carbohydrate to protein ratio so that you can gain muscle mass.
GREAT TASTE WITH A SMOOTH TEXTURE: Gone is the gritty, grainy mouth feel of a typical vegan protein. In its place is a smooth, delicious flavour and a creamy texture that will almost certainly surprise you. This great tasting, smooth formula is formulated for ingredient-conscious athletes to build muscle. Athlete's Gainer is tested for banned substances and certified by Informed Sport so even the most elite athlete's can enjoy the power of plant-fueled performance.
CLEAN, REAL FOOD INGREDIENTS: Athlete's Gainer provides you with 42 grams of protein, 12 grams of fibre, and only 1 gram of sugar per serving! With added greens, fruit concentrates, sea vegetables, plant oils, and sprouted grains, this plant-based gainer helps to fuel your muscle growth so you can perform at a high level. Real food ingredients, real fuel. Made in Canada from imported & domestic ingredients.
42 g OF PROTEIN: Each serving of Iron Vegan Athlete's Gainer delivers 42 grams of plant-based protein with a complete amino acid profile, and is sourced from Organic Sprouted Brown Rice protein and Fermented Pea protein.
Show more
9.1

Excellent

Show more
07
ALLMAX Nutrition

ALLMAX Nutrition - QUICKMASS - Weight Gainer & Rapid Gain Catalyst, Chocolate, 10 Pound, 10 Lb

20% Off Free Shipping
Main highlights

RESEARCH-PROVEN RESULTS: Clinically studied to significantly boost fat-free mass and chest size within 8 weeks, ideal for serious athletes and fitness enthusiasts looking to maximize muscle gains.
RAPID MASS BUILDING FORMULA: Delivers 1010 calories and 64 grams of sustained-release protein per serving, scientifically engineered to help quickly increase lean muscle mass.
PREMIUM CLEAN-CARB BLEND: Features a specialized blend of slow-release carbohydrates including sweet potato, oats, quinoa, and soluble corn fiber, ensuring consistent energy without sugar crashes.
FORTIFIED WITH VITAMINS & MINERALS: Contains 20 essential vitamins and minerals, providing comprehensive nutritional support for enhanced muscle growth and recovery.
EASY-TO-MIX & DELICIOUS: QuickMass is perfectly formulated to mix effortlessly with water, delivering a creamy, delicious shake without the need for milk.
Show more
8.9

Very Good

Show more
08
Mutant

MUTANT MASS Weight Gainer Protein Powder with a Whey Isolate, Concentrate, and Casein Protein Blend, High-Calorie Shake, 2.27 kg – Triple Chocolate

8.4 worth the money

8.2 Taste
Main highlights

Made with natural whole foods (barley, sweet potato, rolled oats, avocado, coconut oil, flaxseed, pumpkin seed and sunflower oil)
Essential fatty acids (EFAs) and natural oils from coconut, avocado, flaxseed, pumpkin seed and sunflower
Engineered in our own state-of-the-art manufacturing facility to maintain gold-standard quality
56 g of pure protein, 192 g of clean carbs, 12 g of fat
26.1 g of EAAs and 12.2 g of BCAAs (naturally present)
Show more
8.8

Very Good

Show more
09
Sunshine Biopharma

Extreme Mass weight gainer muscle builder, 10 lb (4.54 kg) with less sugar for intense workout training made of high calorie fortified whey protein (Vanilla)

Free Shipping

9.3 Taste

8.9 worth the money
Main highlights

Supports Lean Muscle Growth & Strength Gains; The high-protein formula provides essential amino acids to increase muscle size and strength while keeping fat gain in check.
Optimal Nutrition for Performance & Recovery; A precise blend of whey protein, fast-digesting carbs, and essential micronutrients fuels workouts, prevents deficiencies, and sustains peak athletic performance.
High-Calorie, Muscle-Building Formula; Delivers a massive 1,582 calories per serving, fortified with 60 g of protein, BCAAs, creatine, and essential vitamins to support intense training and consistent muscle gains.
Enhances Glycogen Replenishment & Nitrogen Retention; The balanced macronutrient profile helps restore muscle energy stores post-workout, ensuring continuous growth and endurance.
Accelerates Recovery & Reduces Muscle Breakdown; BCAAs, creatine, and glutamine promote rapid muscle repair and minimize post-workout soreness, ensuring you’re ready for your next training session.
Show more
8.7

Very Good

Show more
10
GAIN

Gain Powder Laundry Detergent, Original Scent, 133 Loads, 3.4 KG

Free Shipping
Main highlights

WITH AROMABOOST: With AromaBoost technology, Gain Powder Detergent helps keep clothes fresh for weeks
HE MACHINE SAFE: This laundry detergent powder is safe for regular and high efficiency laundry washer machines
GAIN ORIGINAL SCENT: Gain Powder Laundry Detergent smells like the Gain you love
FRESHENS AND BRIGHTENS: Use Gain Original Powder Laundry Detergent for long-lasting Gain freshness and brightness in your laundry
EASY TO USE: Just add Gain Powder Laundry Detergent to the drum, add clothes, and start wash. Enjoy!
Show more
8.6

Very Good

Show more