Hurry! Weekly Deal Ends This Deal Ends In
  • 00 DAYS
  • 00 HR
  • 00 MIN
  • 00 SEC
back Home Optimum Nutrition Serious Mass - 1250 Calorie Mass Gainer! 1623262920761
Optimum Nutrition Serious Mass - 1250 Calorie Mass Gainer! Optimum Nutrition PROTEIN - WEIGHT GAIN
Optimum Nutrition Serious Mass - 1250 Calorie Mass Gainer! Optimum Nutrition PROTEIN - WEIGHT GAIN
Optimum Nutrition Serious Mass - 1250 Calorie Mass Gainer! Optimum Nutrition PROTEIN - WEIGHT GAIN

Optimum Nutrition Serious Mass - 1250 Calorie Mass Gainer!

by Optimum Nutrition

Awesome Weight Gainer with 50 grams protein and 1,250 Cals!

$54.90
$71.00

Buy & Earn 270 Genesis Rewards

In Stock
Same Day Shipping Ends Soon!
  • 00 HR
  • 00 MIN
  • 00 SEC
  • Description

    Optimum Nutrition is a company with a reputation of delivering the highest quality products that work. This hasn’t changed with the production of Serious Mass. As the name suggests this product was designed for individuals looking to gain weight fast and this is made possible by an incredibly high 1250 Calories per serve. The bulk of the 334 gram serving size is made up of carbohydrates essential for assisting muscle growth, boosting glycogen energy stores and helping hard gainers and serious athletes alike gain kilos fast.

  • Key Points
    • 1250 Calories per serving
    • 50 grams of protein per serve
    • 25 vitamins and minerals in blend
    • Added MCT Oils
    • 250+ grams of carbohydrates per serve
    • Ideal for Elite athletes and Hard gainers alike
  • Our thoughts

    This product really is for what the name suggests. For any individual with the desire to pack on weight fast serious mass with it’s 1250 calories per serve is ideal. Optimum nutrition also as a master stroke used a vitamin and mineral blend with B vitamins and antioxidants the priority as well as MCT oils in serious mass! Tick of Approval from the Genesis Team!

  • Directions

    Mix 2 Heaped Scoops (334 grams) with 800ml of water or milk to provide further calories and consume. The product can be used twice daily if required.

Have a Question?

Talk to Genesis Support Talk to Genesis

Earn Genesis Rewards

Sign up & Claim Yours at Checkout! Learn More
Same Day Shipping Ends Soon!
  • 00 HR
  • 00 MIN
  • 00 SEC
Fast and Free ShippingWhen you spend $150+ Spend. Earn. SaveGenesis rewards program Have a Question?Browse support portal

Related products

OxyWhey from EHP Labs - OxyShred Lean Protein! EHP Labs PROTEIN - WEIGHT LOSS
In Stock

OxyWhey from EHP Labs - OxyShred Lean Protein!

By EHP Labs

from $64.85

OxyWhey is a lean protein formula designed to increase metabolic rate and aid in fat loss. Additionally, OxyWhey is gluten-free and a low 100 calor...

View full details
Noway Protein by ATP Science - No Way - Hydrolyzed Collagen Peptides! ATP Science PROTEIN - DAIRY FREE
In Stock

Noway Protein by ATP Science - No Way - Hydrolyzed Collagen Peptides!

By ATP Science

$69.90
$89.95

Noway Protein by ATP Science utilises BODYBALANCE®, a patented blend of bioactive dietary peptides from hydrolyzed bovine collagen. A rapidly absor...

View full details
IsoPept Zero by EHP Labs - Hydrolyzed Protein! EHP Labs PROTEIN - ISOLATE
In Stock

IsoPept Zero by EHP Labs - Hydrolyzed Protein!

By EHP Labs

from $69.95

IsoPept Zero is a hydrolyzed and pure whey protein isolate. This protein is one of the most premium and nutrient-rich sources of quality protein pe...

View full details
Protein by Muscle Nation | 100% Whey Protein Isolate Muscle Nation PROTEIN - ISOLATE
In Stock

Protein by Muscle Nation | 100% Whey Protein Isolate

By Muscle Nation

$69.90
$89.90

Muscle Nation is known for their high-quality products and their new 100% Whey Protein Isolate is certainly no exception as it is one of the purest...

View full details
View all

All Protein Powders