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Quantity
1
Over 1,220 calories per serving: Provides ample energy to fuel intense workouts and support rapid muscle gain
40g protein from three whey sources: Supports muscle tissue synthesis and recovery
250g complex carbohydrate blend: Ensures sustained energy and fuel for high-intensity training
Contains creatine monohydrate: Enhances strength and muscle performance
Banned substance tested and Informed Choice certified: Offers peace of mind for clean supplementation
Summarized by Shop
Rule1 Mass Gainer puts you in charge of growth supercharging your nutrition to XXL levels with over 1,220 calories, more than 250g of carbohydrates, and 40g of protein from three types of whey. This calorie-dense recipe's 6:1 carbohydrate-to-protein ratio is the perfect addition to any hard gainers stack! R1 Mass Gainer is a traditional w
