Optimum Nutrition Serious Mass

🏆 Fuel Big Goals. Build Serious Size.

For athletes who don’t back down from a challenge.
Serious Mass is Optimum Nutrition’s most calorie-dense gainer, delivering up to 1260 calories, 50g of fast-digesting protein, and 253g of carbs per serving—plus 5g of creatine, glutamine, and 19 essential vitamins & minerals. It’s designed for those who are serious about bulking, muscle recovery, and maximizing every rep. 💥

From heavy lifters to hard gainers, this shake is your nutritional powerhouse for unmatched muscle-building support.

Why You’ll Love It:
🍽️ 1260 Calories/Serving – Fuels a calorie surplus for mass gains
💪 50g Protein – From fast-absorbing whey concentrate
⚡ 253g Carbs – Replenishes energy & supports intense training
🏋️ 5g Creatine Monohydrate – Enhances strength & power
🧬 8g Glutamine + 11g BCAAs – Aids muscle repair and recovery
💊 19 Vitamins & Minerals – Supports whole-body wellness
🛡️ With A, C, E & Zinc – Immune health support
🔋 B-Vitamins – Converts nutrients into cellular energy
😋 5 Delicious Flavors – Rich, smooth, and satisfying

How to Use:
Mix 2 heaping scoops (340g) with water, milk, or your favorite beverage in a blender for 30–45 seconds until fully dissolved.
🌀 Start with ½ serving daily for the first week, then increase to full serving.
💪 Use post-workout, between meals, or before bed to meet your muscle and calorie goals.

Engineered for:
🔥 Intense bulkers
🏆 Elite strength athletes
🍽️ Anyone needing high-calorie support for serious muscle growth

Trusted Worldwide by Pros. Designed for Serious Goals.
Join the global community that fuels up with Serious Mass. 🌍💪