This section doesn’t currently include any content. Add content to this section using the sidebar.

Image caption appears here

Add your deal, information or promotional text

251K Lincoln Road

Waitakere 0610

22B Cavendish Drive

Manukau 2104

4 Aranui Road

Auckland 1060

1 Wagener Place

Auckland 1025

Mammoth Supplements

Mammoth Mass Weight Gainer 15lb

Add to Wishlist

Mammoth Mass Weight Gainer 15lb / 6.8kg


About Mammoth Mass

It's the BEAST of all Mass Gainers. 

Have you been using mass gainers to reach your big goals of bulking up but find yourself never satisfied with your results once you get there? Well that’s because you don’t have MAMMOTH goals! MAMMOTH MASS is by far the most advanced and complete Mass Muscle Weight Gainer for those who are wanting more than just hitting the BIG TIME, but hitting the MAMMOTH time!

MAMMOTH MASS Weight gainer provides more protein, better carbs and far less sugar giving you more of what you want in a potent mass muscle building formula. With 60 grams of the finest whey protein isolate, whey protein concentrate, micellar casein and calcium caseinate available, and formulated with powerful combinations of creatine, glutamine and MAMMOTH amounts of Amino Acids, it will have you primed for every experience of Mammoth proportions both in and out of the gym. You'll definitely be a mammoth after this. 


Mammoth Mass Delivers:

  • 60 grams of Protein
  • 1250 Calories
  • 39 grams BCAA’s, Glutamine and Essential Amino Acids
  • High Quality Clean Carbohydrate complex featuring Rolled Oats, Sweet Potato and Quinoa
  • Easy to mix
  • Reduced Sugar; only 9 grams per serving. 
  • Delicious taste available in Chocolate Flavour, Strawberry Flavour, Vanilla Flavour & Banana
  • Supplying 3100 Calories when mixed with 2% milk twice daily
  • Healthy MCT's: Coconut Oil
  • Features Hydrozyme Digestive Enzyme Complex

Directions Mammoth Mass Recommended Use

Blend 4 scoops (320g) of Mammoth Mass with 20 fl.oz (591 ml) of water.
On training days take 1 serving for breakfast and 1 serving post workout. On non training days take 1 serving for breakfast and 1 serving in the afternoon.

*Mammoth 3100 Program

Mix 4 scoops of Mammoth Mass with 20 fl.oz (591ml) partly skim milk (2%) twice a day for a Mammoth 160 grams of Protein and 3100 Calories

Nutrition Information

Mammoth Mass Supplement Facts

Serving Size: 4 scoops (320g)
Servings Per Container: 21 (42 If halved)

  • Amount Per Serving
  • Calories
  • 1250
  • Calories from fat
  • 90
  • Total Fat
  • 10g
  • Saturated Fat
  • 4g
  • Trans Fat
  • 0g
  • Cholesterol
  • 80mg
  • Sodium
  • 145mg
  • Potassium
  • 530mg
  • Total Carbohydrates
  • 230g
  • Dietary Fibre
  • 1g
  • Sugar
  • 9g
  • Protein
  • 60g
  • Vitamin A
  • N/A
  • Vitamin C
  • N/A
  • Iron
  • 2mg

Other Ingredients:
Carbohydrate blend (Maltodextrin, Rolled Oats, Sweet Potato, Quinoa), Protein complex (Whey Protein Concentrate, Whey Protein Isolate, Micellar Casein, Calcium Caseinate), Mammoth Amino Complex (Glycine, L-Glutamine, L-Leucine, L-Isoleucine, L-Valine), Sunflower Oil Powder, Coconut Oil Powder (Supplying Medium Chain Triglycerides), Tricalcium Phosphate, Natural & Artificial flavours, Citric Acid, Salt, Acesulfame Potassium, Sucralose, Hydro-zyme Digestive Enzyme Complex, Red Beet Powder (Colour).


*While strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by .

*Always consult with a qualified healthcare professional prior to beginning any diet or exercise program or taking any dietary supplement. The content on our website is for informational and educational purposes only and is not intended as medical advice or to replace a relationship with a qualified healthcare professional.

*All specials and deals are while stocks last only. No rain checks.

*Not all stock is carried at all stores. Message us first to avoid disappointment.

Customer Reviews
4.9 Based on 34 Reviews
5 ★
4 ★
3 ★
2 ★
1 ★
Write a Review Ask a Question

Thank you for submitting a review!

Your input is very much appreciated. Share it with your friends so they can enjoy it too!

Filter Reviews:
  • results
  • Service
  • protein use
  • falls
  • team
  • sugar
  • taste

Love it

Very good is my only protein use it

Jp A.
New Zealand New Zealand

Where’s all the chocolate gone?

Banana and peanut butter just don’t cut it.

David T.
New Zealand New Zealand


Good, same as expected no falls

Saemi L.
New Zealand New Zealand

Unpleasant texture

Not the nicest mass gainer I’ve used. Flavour wasn’t very banana-like and the texture is quite sludgy. Tastes alright with milk though

Max F.
New Zealand New Zealand


Great product. Love the taste and it definitely helps bulking up. I recommend it.

Pedro P.
New Zealand New Zealand