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ON (Optimum Nutrition) Serious Mass, 12 lb, Chocolate


Products Benefits

  • Comprise of MG?
  • Helps in Mass Gaining
  • Generally Consumed With Water



  • Name: ON

Return: 5 Days

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Product Details

  • Optimum Nutrition Serious Mass 12 lb Chocolate helps to provide 1,263 calories in every serving, which is ultimate in a weight gain formula
  • ON Serious Mass comes with 50g of blended protein in every serving of 334g
  • Optimum Nutrition Serious Mass 12 lb Chocolate comes packed with the benefits of 25 essential vitamins and minerals for explosive muscle growth
  • ON (Optimum Nutrition) Serious Mass 12 lb Chocolate comes with more than 254 grams of carbohydrates without any added sugar content
  • ON Serious Mass 12 lb Chocolate is enhanced with creatine, L-Glutamine and Glutamic Acid



Product Info

General Traits
Weight (kg) 5.45
Price per kg 1136.48
Number of Servings 16
Serving Size 334 g
Calories per Serving 1243
Carb per Serving 254 g
Protein per Serving 50 g
Protein Carb Ratio 1/5
Vegetarian/Non-Vegetarian Non-Vegetarian
Carb % per Serving 76.0
Additional Information
Weight 12 lb
Flavour Chocolate
Country of Origin India
Packaging Packet
Brand Origin International
Form Powder
Goal Bulking Up
Other Traits
Weight Bucket 12.0
Flavor Base Chocolate
Serving Bucket 10-20
Calorie Bucket Above 1000
Special Traits
Lifestage Adult
Gender Men
Nutritional Info For Mass Gainers
Kcal 1243
Protein 50 g
Carbs 254 g
Glutamine 1 g

Supplement Info


Optimum Nutrition Serious Mass 12 lb Chocolate is an ultimate weight gain solution for those who need those extra calories but are going through a hard time consuming enough of them. With 1263 calories and 50 grams in every serving of protein for muscle recovery, this Serious Mass from Optimum Nutrition is the ultimate in weight gain formula. With 1,263 calories per serving and 50 grams of protein for muscle recovery support, this weight gain formula from ON makes it the ideal post-workout and between meals shake to help you attain your goals. ON Serious Mass help you enhance the physique that you have always wanted.

ON (Optimum Nutrition) Serious Mass, 12 lb Chocolate – Supplement Info

Parameters Amount Per Serving in Water Amount Per Serving in Low Fat Milk
Calories 1263 1640
Total Fat 4.5g 20g
Carbohydrate 254g 291g
Sugar 20g 20g
Protein 50g 74g
Vitamin A 5000 I.U 6500 I.U
Vitamin C 60mg 66mg

Product Overview: –

  •          Serving Size – 334g
  •          Calories per Serving – 1263
  •          Protein per Serving – 50g
  •          Flavor – Chocolate
  •          Goal – Bulking up
  •          Other Ingredients – Protein Blend, Cocoa, Ascorbic Acid, Zinc Citrate, Folic Acid etc.


50g of Protein Per Serving of 334g

While achieving 100% of your daily protein requirement, Optimum Nutrition Serious Mass 12 lb Chocolate also comes with the boon of 1263 calories and 254g of carbohydrates per serving, which helps you gain healthy weight and lean muscle mass.

25 Essential Vitamins and Minerals

Optimum Nutrition Serious Mass 12 lb Chocolate is enriched with 25 important nutrients that can fulfill your body’s nutritional requirement very easily. It contains creatine, L-Glutamine, glutamic acid, Glutamine Peptides, Choline, Inositol, and MCTs, which can speed up your recovery phase, post-workout.


Add two heaping scoops of Optimum Nutrition Serious Mass 12 lb Chocolate to a blender filled with 24 oz (710 mL) of water. Blend for 45-60 seconds and then add a few ice cubes. If desired, add other calorie-contributing ingredients and blend for an additional 30-45 seconds.


Mixing two scoops of Optimum Nutrition Serious Mass 12 lb Chocolate with 24 oz (710 ml) of non-fat or low-fat milk instead of water will give you a thicker, creamier, higher-calorie shake. First-time users may find it beneficial, to begin with, 1/2 of a serving daily for the first week and then increasing it gradually to 1 or more full servings several times a day.
Optimum Nutrition Serious Mass 12 lb Chocolate is a substantial weight-gain supplement, which can be used to feed to your serious calorie needs in a variety of different ways.

Between Meals

Drink 1/2-1 serving of Optimum Nutrition Serious Mass Chocolate between meals to maintain positive nitrogen balance and support a high-calorie diet.


Begin drinking a 1/2-1 serving of Serious Mass 30-45 minutes following exercise to support maximum recovery.

Before Bed

Drink 1/2-1 serving of Optimum Nutrition Serious Mass 12 lb Chocolate about 45-60 minutes before bed to provide nutrients to recovering muscle throughout the night.


For best results use Optimum Nutrition Serious Mass 12 lb Chocolate combined with intense weight training (3-5 times per week) and a sensible whole foods diet. Also, keep in mind that sufficient recovery between workouts impacts your ability to gain lean mass. Allowing at least 48 hours between workouts involving the same body parts is recommended.

Additional information

Weight 5.44 kg


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