Isotope checks off every box you’re looking for when deciding which WPI to supplement with. First, it checks out on a performance standpoint. No corners were cut. Second, it tastes great and mixes easily. And lastly, it’s 100% reliable for the hardcore bodybuilder or athlete who needs precision and accuracy when calculating your daily caloric needs.Allergen Warning: Manufactured on shared equipment which processes products containing milk, egg, soybeans, wheat, shellfish, fish, tree nuts flavor, and peanuts flavor. Settling may occur.