Met-Rx Size Up Gainer is a mass gainer supplement designed for the bulkers out there. For anyone who has difficulty eating a surplus of calories, a mass gainer supplement is perfect. Size Up Gainer features 600 calories per serving with 60g of protein and 79g of carbohydrates. This is perfect for a pre or post workout shake, and will have even the hardest gainers packing on muscle.
Add 4 scoops to 16 ounces of cold water and mix thoroughly in a blender or shaker. For increased calories, use 16 ounces of skim or 2-percent milk instead of water. Increase or decrease the amount of liquid to achieve desired consistency. Drink immediately for best results.