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Optimum Serious Mass Increases Weight , Mass And Recovery.  Lowest prices at nutrizone!

Collection: Weight Gainer For Men & Women | Weight Gainer Protein

Shop the best weight gainer and mass building formulas at NUTRIZONE.CA — Canada's top online supplement store since 1997. Our weight gainers collection is designed for Canadian athletes and fitness enthusiasts who are serious about rapid size gains, caloric surplus, and breaking plateaus. We carry high-calorie mass gainers, serious mass formulas, and clean bulking supplements with protein and carbs from the most trusted and respected brands in the industry.

At NUTRIZONE.CA, every product in our weight gainers collection is sourced directly from authorized Canadian distributors, so you can shop with confidence knowing you're getting 100% authentic products. We offer fast Canada-wide shipping, a lowest price guarantee, and a dedicated customer support team ready to help you choose the right product for your goals.

Whether you're a competitive athlete, a weekend warrior, or someone just starting their fitness journey, NUTRIZONE.CA has the weight gainer and mass building formulas you need to perform at your best. Browse our selection today and take advantage of exclusive deals, bundle savings, and member discounts available only at NUTRIZONE.CA.

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10 products

Optimum Serious Mass Increases Weight , Mass And Recovery.  Lowest prices at nutrizone!

Weight Gainer

Optimum Nutrition SERIOUS MASS 12 lb. (UNAVAILABLE)

Regular price $119.95
Sale price $119.95 Regular price $120.00
Allmax QuickMass Increases Lean Muscle , Weight Gain Quickly , Is High In Protein And Calorie , Low In Sugar And Fat

Weight Gainer

Allmax QuickMass

Regular price From $59.95
Sale price From $59.95 Regular price $65.00
Mutant Mass is a weight gain like no other.  Contains carbohydrates, protein, bcaa.  Tastes great! Lowest prices at nutrizone!

Weight Gainer

MUTANT MASS 5 lb.

Regular price $49.95
Sale price $49.95 Regular price $60.00
Nutrabolics Mass Fusion Enhances Weight Gain , Increases Daily Calorie Intake And Helps With Muscle Building

Weight Gainer

Nutrabolics MASS FUSION 16 lb.

Regular price $74.95
Sale price $74.95 Regular price $91.00
Allmax MUscle Gaining Stack Will Help You Gain Lean Muscle , Increasing Your Strength With Fast Recovery

Weight Gainer

MASS GAIN COMBO! FREE SHIPPING!*

Regular price $79.95
Sale price $79.95 Regular price $99.95
ON OPtimum nutrition pro gainer

Weight Gainer

Optimum Nutrition PRO GAINER GOLD 10 lb.

Regular price $199.95
Sale price $199.95 Regular price $249.00
BSN TRUE-MASS Has Low Calories And High Protein For Lean Muscle Gaining

Weight Gainer

BSN True Mass 5.82 lb

Regular price $72.95
Sale price $72.95 Regular price $78.00
Muscletech Mass Tech Increases Your Body Weight , Strength , Recovery And Protein Systhesis

Weight Gainer

MUSCLETECH MASSTECH 7 lb.

Regular price $74.95
Sale price $74.95 Regular price $84.95
100% ULTRA-PREMIUM MASS GAINER - New Premium Gold 100% Mass Gainer is an advanced mass gainer designed for individuals who have a tough time adding size or want to break through their muscle and strength plateaus. Best prices at Nutrizone.ca!

Weight Gainer

MUSCLETECH 100% MASS GAINER 4 lbs.

Regular price $47.95
Sale price $47.95 Regular price $65.00
To perform at the highest levels you need intense training, dedication, and superior nutrition. There are no shortcuts. PVL CLEAN MASS XL fuels athletes with the legendary flavour and clean, nutrient-rich calories they need to work harder and make major league gains. Best prices at Nutrizone.ca!

Weight Gainer

PVL CLEAN MASS XL 5 lbs.

Regular price $54.95
Sale price $54.95 Regular price $64.95