- HARDCORE MASS-BUILDING CALORIES – Delivers an incredible 1,100 nutrient-dense calories per serving to support fast muscle growth and strength gains.
- ADVANCED PROTEIN FORMULA – Includes whey protein isolate, hydrolyzed whey, micellar casein, and milk protein concentrate to power recovery and build lean mass.
- ELITE WHOLE-FOOD CARB SOURCES – Packed with complex carbohydrates from sweet potato, rolled oats, and waxy maize starch to provide clean, long-lasting energy.
- AMINO ACID & RECOVERY SUPPORT – Features 36g of essential amino acids (EAAs), including 10.4g Glutamine and 12.2g BCAAs, for muscle repair and growth.
- ENGINEERED FOR EXTREME RESULTS – Designed for athletes looking to smash plateaus, this gainer provides quality macros without unnecessary fillers.
Weight Gainers
MUTANT Mass | Muscle Mass Gainer | 1100 Calories, 56g Protein, Whole Food Carbs, BCAAs, and Glutamine | Ultimate Hardcore Weight Gainer Shake | 2270g | Triple Chocolate
£28.98 (as of 05/22/2026 06:11 PST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)
HARDCORE MASS-BUILDING CALORIES – Delivers an incredible 1,100 nutrient-dense calories per serving to support fast muscle growth and strength gains.
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