A clean, high-calorie mass gainer with a multi-source HIGH-QUALITY protein blend, clean carb matrix (oat, quinoa, sweet potato), and healthy MCT fats to support lean size without excessive sugar. Multi-source proteins (fast/medium/slow) Clean carb matrix + MCTs Only 9-12 g sugar 60 g protein per 4 scoops Mouth-watering flavours MASS is for anyone who struggles to consume enough calories from food alone — from hard gainers and athletes to anyone looking to increase lean size in a clean, convenient way. Canadian-owned and operated, Mammoth products are distributed in Canada in accordance with Health Canada and food & safety regulations. Trusted and used by competitive athletes from all sports, including IFBB Pro card holders, CFL athletes, OHL players, and OUA competitors. Formulated and reviewed by our internal regulatory team, led by a licensed Naturopathic Doctor and supported by qualified sport nutrition experts. Our products are designed to deliver a premium, full-taste experience that is balanced, consistent, and never under-flavoured. MASS is made for people who want to gain lean muscle mass but struggle to eat enough throughout the day. Mass delivers quality nutrition from clean carbs, healthy fats, and multi-source protein to support lean muscle growth, recovery, and steady weight gain. More size. Better fuel. Smarter bulking. What It Delivers High-calorie nutrition from quality sources Supports lean muscle growth and recovery Sustained energy for training and daily performance An easy way to reach your daily calorie needs Recommended Use; Blend four scoops (320 g) with water or milk. Use it in the morning, after a workout, between meals, or as a meal replacement. For hard gainers, follow the Mammoth 3100 Plan (twice daily with 2% milk).