GNC AMP Mass XXX, Clinically Proven Weight Gainer Protein Powder, Improves Strength and Size, 780 Calories, 50g Protein, Micronized Amino Acids, Creatine, Betaine, Chocolate, 13 Servings, 6 Pounds
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- Clinically Proven Gainer: Mass XXX mass gainer combines high-quality protein powder, key nutrients, and science-backed innovations—including MyoTOR, creatine, and BETAPOWER—to fuel proven results and performance
- Increase Mass with 40% Fewer Sets: Delivers 50g of protein, including naturally occurring EAAs, plus carbs, and healthy fats—and it’s clinically proven to help get better results out of workouts
- Improve Muscle Strength in As Early as 2 Weeks: MyoTOR is clinically proven to accelerate improvements in strength with as little as 2 weeks of training and included in every serving of Mass XXX mass gainer
- Improve Stamina: Take resistance training to a new limit with MyoTOR’s clinically studied support for improved muscle endurance and BETAPOWER’s athletic performance benefits
- Banned Substance Tested: Product was tested and monitored for over 220 banned substances on the 2020 World Anti-Doping Agency (WADA) Prohibited list via LGC skip lot testing.
Important information
Safety Information
WARNING. Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
Ingredients
Maltodextrin, Protein Blend (Whey Protein Concentrate, Calcium Caseinate, Soy Protein Isolate), Cocoa (Processed with Alkali), Medium Chain Triglicerides , Natural and Artificial Flavors, Lecithin, Salt, Sucralose, Acesulfame Potassium
Directions
As a dietary supplement mix 4 scoops, (210g) with 16 fl. oz. of cold water or your favorite beverage. Consume 1-2 servings daily. On training days, consume post-workout. On non-training days consume first thing in the morning or between meals. Consume ample amounts of water while taking this product.
Legal Disclaimer
Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Product Dimensions
1 x 8 x 10.42 inches; 6.68 Pounds
| Product Benefits | Mass Gainer or Weight Gainer |
| Ingredients | Lecithin or Salt or Maltodextrin or Acesulfame Potassium or Sucralose or Cocoa (processed With Alkali) or Caseinate or Protein Blend (whey Protein Concentrate or Natural And Artificial Flavors or Soy Protein Isolate) or Medium Chain Triglicerides |
| Expiry Date | Oct 2027 |
| Item Weight | 3.03 Kilograms |
| Servings Per Container | 13.0 |
| Flavor | Cola |
| Product Type | Protein Supplement Powder |
| Brand | Gnc |









