The Essentials & More

ABOUT THE PRODUCT: GNC AMP Sustained

GNC AMP Sustained is a unique dietary supplement designed to provide consistent protein release throughout your day. It combines four protein sources—native whey isolate, micellar casein, egg whites, and whey hydrolysate—to deliver sustained protein release for up to seven hours.

MUSCLE FUEL

Our blend includes two distinct protein types. Rapid release protein provides immediate energy to your muscles, while 7-hour sustained protein supports muscle recovery and growth. This complete formula ensures your body gets all the protein it needs for optimal performance.

DRIVEN BY RESULTS

The ripped whey protein blend in AMP Sustained contains essential BCAAs, promoting muscle growth, strength, and recovery. Studies show it can increase muscle strength and size by up to 30% in just eight weeks.

FORMULATION

AMP Sustained is gluten-free and available in several tasty flavors. Mix one scoop (two scoops for maximum results) in 8 fl. oz. of cold water or any beverage. Consume in the morning and pre- or post-workout for best effects. Avoid consumption before bedtime.

ABOUT THE BRAND

GNC, the global leader in health and wellness, has been serving customers for over 85 years. We adhere to the highest standards and incorporate the latest advancements in nutritional science to provide performance-inspired nutrition. Our goal is to help people live well.