Optimum Nutrition Serious Mass – High-Calorie Muscle & Weight Gainer (Vanilla Flavor)

Optimum Nutrition Serious Mass (Vanilla Flavor) is the #1 trusted weight gain supplement for athletes, bodybuilders, and fitness enthusiasts looking to build muscle and increase strength.

Each serving provides a massive calorie boost with a blend of high-quality protein, complex carbohydrates, vitamins, and minerals, making it the perfect formula for size, strength, and recovery.

Whether you’re a hard gainer or simply looking to bulk up, Serious Mass Vanilla delivers the nutrients you need to support intense training and muscle growth — all in a smooth, delicious shake.

💪 Key Features & Benefits

High-Calorie Mass Gainer – Combines protein, carbs, and essential nutrients for serious muscle gains.
Protein-Packed Formula – Includes whey protein concentrate and isolate to promote lean muscle development.
Energy-Rich Carbohydrates – Replenishes glycogen stores and supports sustained energy levels.
Complete Nutritional Support – Fortified with vitamins and minerals to enhance muscle recovery and strength.
Delicious Vanilla Flavor – Smooth, creamy taste that mixes easily in water or milk.
Trusted by Athletes Worldwide – Manufactured by Optimum Nutrition, the leader in sports nutrition.
Perfect for Hard Gainers – Ideal for individuals struggling to meet daily calorie and protein goals.

⚙️ Product Details

Brand Name: Optimum Nutrition
Product Name: Serious Mass Weight Gainer
Flavor: Vanilla
Form: Powder
Item Weight: 5.44 Kilograms (12 lbs)
Unit Count: 5443.1 Grams
Material Type Free: No Material Type Free
Package Type: Bottle
Number of Items: 1
Age Range Description: Adult
Recommended Use: Nutrition, Weight Gain, Post-Workout Recovery
Product Benefits: Weight Gain, Muscle Growth, Energy, Recovery

🥤 How to Use

Mix 2 heaping scoops of Serious Mass Vanilla with 710 ml (24 oz) of cold water or milk in a blender.
Blend for 30–45 seconds until smooth.
For extra calories, add fruits, nut butter, or oats.
Consume 1–2 servings daily, preferably between meals or after workouts.
Use consistently as part of a balanced diet and training program for best results.

⚕️ Safety Information

For adult use only.
Consult your doctor before using this product if you are taking medication or have a medical condition.
Not intended for pregnant or nursing women.
Store in a cool, dry place, away from sunlight.
Keep out of reach of children.

🌟 Why Choose Optimum Nutrition Serious Mass?

For over 30 years, Optimum Nutrition Serious Mass has set the standard for effective and reliable weight gain supplements.
This powerful formula provides the perfect blend of calories, protein, and nutrients to help you build size, strength, and endurance.

Whether you’re a hard gainer, athlete, or someone looking to add quality mass, ON Serious Mass Vanilla delivers consistent, delicious results with every scoop.