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Xtreme Size Up® Chocolate

Xtreme Size Up® Chocolate

6 lb. canister
$59.99
4-Pack (4 x 6 lb. canister)
$199.96

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MET-Rx® Xtreme Size Up® has one of the highest protein contents per serving on the market. Providing 54g of protein and 640 calories per 4 scoop serving◊, Xtreme Size Up® should be your only choice for serious mass gaining!*

If you are one of those people who have a tough time packing on solid, powerful mass, try MET-Rx® Xtreme Size Up®, specially designed for hard gainers who want to gain weight and pack on mass.* MET-Rx® Xtreme Size Up® features four optimizer blends to help you keep growing!* Our specially selected nutrients are designed to meet your body's needs for both immediate and sustained energy and protein synthesis.*

Product Highlights:

    • 54g protein per serving
    • Features Metamyosyn® protein blend
    • 3g creatine per serving
    • Boost post workout recovery*
    • 640 calories per serving
    • Build muscle mass and strength*
    • Naturally and artificially flavored