🏋️♂️ Fuel Your Mammoth Gains – Because Size Matters!
AMINO ACID ARSENAL - 39 grams of BCAAs and glutamine to accelerate recovery and muscle repair.
CLEAN CARB COMPLEX - Optimized carbs deliver sustained energy without the sugar crash.
CALORIE SURGE FOR GAINS - Over 1250 calories per serving to crush your mass-building goals fast.
POWER PACKED PROTEIN PUNCH - 60 grams of whey isolate, concentrate & casein fuel serious muscle growth.
VERSATILE NUTRITION BOOSTER - Mix into shakes, smoothies, or recipes for a delicious calorie and protein upgrade.
Mammoth Mass 15 lb Cookies and Cream is a high-calorie weight gainer powder designed for adults aiming to build lean muscle mass efficiently. Each serving delivers 60 grams of a premium protein blend (whey isolate, concentrate, micellar casein), over 1250 calories, and 39 grams of BCAAs and essential amino acids. Its clean carb complex supports sustained energy, making it ideal for heavy training and serious mass gain. Versatile for shakes and recipes, it’s a potent formula crafted in Canada to help you pack on size quickly and cleanly.
Specifications
Product Name
HEALTH_PERSONAL_CARE
Weight
6.8 kg
Units
2270.0 gram
Storage Instructions
In a cool, dry place
Country of origin
ca
Brand
Mammoth
Format
Powder
Age Range Description
Adult
Reviews
4.2
All from verified purchases
H**H
Brilliant weight gainer
This is the only weight gaining product i use.Im hoping to get 2 on repeat everymonth instead of one, but i dont want the same flavour every time, is this possible to set up?
A**R
Very good mass gainer.
Very high calories and carbo.
Common Questions
Trustpilot
TrustScore 4.5 | 7,300+ reviews
Ali H.
Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.
1 day ago
Rajesh P.
Customer service was outstanding when I had questions about the product.
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