GNC Unbreakable Performance 100% Whey in Thrilla 'N Vanilla flavor is a high-quality protein powder designed to help build and recover muscles. It features a 2-part protein blend of whey protein isolate and whey protein concentrate, providing 25g of protein per serving. This product is ideal for post-workout use or on non-training days to help reduce muscle protein breakdown. It is banned substance free and contributes to the Merging Vets & Players program, supporting combat veterans and former professional athletes.