Xtreme Size Up is a Weight Gainer supplement from MET-RX featuring their Metamyonsyn protein blends. Size Up offers 600 Calories and 59g of protein per serving.
MET-Rx's Product Description:
MET-Rx® XTREME SIZE UP
METAMYOSYN® Muscle Mass Formula
Specially designed for hard gainers who want to gain weight and pack-on quality mass.*
MET-Rx® Xtreme Size Up features FOUR Hardcore Optimizer Blends to help you keep growing when other weight gainers quit.*
• Each serving contains 59g protein, 64-67g High-Quality Complex Carbs, 3g Creatine, 3g Glutamine and 600 calories
• No Fructose or Aspartame
• Mixes quickly and goes down easy...
Primary Active Ingredients:*
Further Information:
Read more about MET-Rx Xtreme Size Up at the link below: