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FREE LTD EDITION SHAKER - When You Spend €79.99 - Use Code CWS

Serious Mass

  • Help boost calories intake with 1,250 kcals per shake*
  • 50 grams of Whey Protein – Helps build and maintain muscle
  • 251 g▲ CARBS – Helps support muscle recoveryᵒ
  • 25 Vitamins and Minerals

Product Overview


Serious weight gain requires serious calories. However, those who need the extra calories most often have the toughest time consuming enough of them. For many aspiring to be bigger, a highly active metabolism, weaker appetite and on-the-run lifestyle can make it a real challenge to consume enough calories through whole foods alone. Serious Mass is the ultimate in weight gain formulas. With 1,250 calories per serving to boost daily calorie intake, 50g high protein to support muscle growth and repair, over 250g carbohydrates helping support muscle recovery , and now with 3g added Creatine to support performance per serving, you’ve got nothing to lose and lots to gain. It is time to stop thinking small and get serious – SERIOUS MASS®


Ready to mix powder with protein, carbohydrates, vitamins and minerals, with sweetener


  • 1250 Calories

  • 50 g of Whey Protein
  • 25 Vitamins and Minerals
  • Ideal formula to support weight gains
  • Enjoy post work-out and between meals
  • Available in a range of sizes and great tasting flavours

Suggested Use

Mix 2 heaped scoops with 710 ml of water. You can also add a serving to smoothies, protein balls, muffins, porridge or other meals as another great way to get a protein hit in the kitchen.

Nutritional Information

Nutritional information will be shown when a flavour and/or size is selected.

Overall Rating (4.8)
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Good result

Review by Vishnu on May 24, 2024
Verified purchase
Got a good change


Review by Sam on Mar 27, 2024
Verified purchase
i love the way it taste, also its been helping with my recovery after workouts and hitting my weight goals!!

Serious mass

Review by Hector Zertuche on Mar 21, 2024
Verified purchase
Good product overall, it has a good flavor, it is not too heavy to drink and it gives you gains super fast


Review by Anonymous on Mar 3, 2024
Verified purchase
Always been a slim dude but this is helping me put on serious mass for sure. Tastes good, Just wish you git more servings for the price


Review by Anonymous on Mar 3, 2024
Verified purchase
Brilliant. Does the job well. Flavour is good unlike other brands Ive tried.

Good quality

Review by Isaac on Dec 21, 2023
Verified purchase
5 star

Good Product

Review by Anonymous on Nov 8, 2023
Verified purchase
Little high in sugar but gets the job done if consistent.

Great Product

Review by Diz on Oct 29, 2023
Verified purchase
i love the way it taste, also its been helping with my recovery after workouts and hitting my weight goals!!

It works

Review by Hitesh Patel on Oct 4, 2023
Verified purchase
I have been using this product for over a year now and it’s really effective when it comes to my weight gain goals and gym strength/muscle mass.


Review by Anonymous on Oct 1, 2023
Verified purchase
Using it for 3mths now. Consistence in taste and results