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  • For Muscle Building & Weight Gain Goals
  • 1,250 Calories per Serving to Help Boost Calorie Intake ¹
  • 50 Grams of Protein per Serving to Help Build and Maintain Muscle ¹ ³
  • 252-254 Grams of Carbohydrates per Serving to Help Fuel Workouts ¹
From $34.99 .

Product Overview

For Muscle Building & Weight Gain Goals

SERIOUS MASS is the ultimate muscle building and weight gain formula. With 1,250 calories per 2-scoop serving and 50 grams of protein to support muscle recovery, this powder makes the ideal post-workout and between meals shake for sizing up your goals. SERIOUS MASS provides you with the tools you need to support your weight gains goals.¹


  • High-Calorie Formula Supports Muscle Building³ and Weight Gain Goals¹
  • 1,250 Calories per Serving to Help Boost Calorie Intake¹
  • 50 Grams of Protein per Serving to Help Build and Maintain Muscle¹ ³
  • 252-254 Grams of Carbohydrates per Serving to Help Fuel Workouts¹
  • 3 Grams of Creatine Monohydrate per Serving
  • 25 Vitamins & Essential Minerals

Suggested Use

Mix 2 scoops of the powder into 24 fluid ounces of cold water or milk using an electric blender. This allows to you add in fruits, peanut butter and other calorie-contributing foods. TIP: New users should start with a 1-scoop half serving. Use post-workout and/or between meals to add calories, carbs and protein to your healthy, balanced diet.

Nutritional Information

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

Customer Reviews

Overall Rating (4.6)
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Great taste

Review by Keith H on Jun 17, 2021
Does everything it says


Review by Jamie Hamilton on Jun 15, 2021
Strawberry, vanilla and cookies and cream flavours are amazing. Really could see the difference after a few weeks of taking this product.

Great Taste

Review by Jeff Blakely on Jun 7, 2021
Love the Vanilla flavor. Not too thick so I can add some peanut butter or ice cream to change up the taste a little and get some extra calories.


Review by Zebul Rose on Jun 5, 2021
Works great for getting those extra calories would definitely recommend it to anyone trying to bulk, love it


Review by KingOmar on May 21, 2021
Theeeeerre Great

Great product

Review by Den on May 15, 2021
Потрясающий гейнер. Вкусный (я люблю шоколадный вкус), отлично генерирует массу, не вызывает метеоризма и других неприятных ощущений. Отличная работа, парни! С любовью и признательностью из России;)

Best quality

Review by Nico on May 10, 2021
Great price. Best product

Nice product

Review by Sibin Paul on May 10, 2021
Great result and good taste! Go for chocolate flavour.

Wonderful product

Review by Anas Hassani on May 8, 2021
As a 19 year old with a skinny body. I wanted to help my muscle growth with a mass gainer as I dont have a good appetite and I burn a lot of calories. This product is totally great for that , results are clear after two weeks. Also the taste is so great i got the vanilla flavored. What i would suggest to improve is the scoop as it is so much and doesn’t fit into any gym bottle so I always spill haha but lesson learned

Great Protein and Gainer

Review by Hunter Buresh on May 6, 2021
PB is prob the best

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