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Xtreme Size Up - Vanilla - 6 lb.

Xtreme Size UpVanilla - 6 lb.

6 lb. canister
4-Pack (4 x 6 lb. canister)

When Will I Receive My Order?

METAMYOSYN® Muscle Mass Formula*

Specially designed for hard gainers who want to gain weight and pack-on quality mass.*

MET-Rx® Xtreme Size Up is the ultimate muscle mass gainer, and features FOUR Hardcore Optimizer Blends to help you keep growing.*

Product Highlights:

  • 60 grams protein per serving
  • 64-67 g energizing Carbs
  • 3g Creatine
  • 3g Glutamine
  • 600 calories per serving!
  • No Fructose or Aspartame
  • Mixes quickly and goes down easy
  • ^Depending on flavor