Big Whey Strawberry - 4.5 LBRed Rex Big Whey Strawberry 4. 5 LB Redrex Big Whey Strawberry is a high quality protein supplement designed to fuel muscle growth, recovery, and daily performance. Each serving provides a rich source of whey protein with a refreshing strawberry flavor, offering both nutrition and great taste. Ideal for athletes, active individuals, or anyone seeking extra protein support, it blends easily for a smooth shake that can be enjoyed post workout or anytime