A combination of BOGO 50% (2×2.1LB for $52) and additional $15 OFF $50 at Vitamin World drops the price for the highly acclaimed Carnivor Protein Isolate to $37 + Free Shipping. Just add two 2.1lB tubs to your cart (you can mix & match flavors). This is the lowest we saw for this Isolate and a current low by at least $14 shipped. Rated 9/10. Chocolate available. Bioengineered Beef Protein Isolate. More Concentrated Than Steak Or Whey Isolate.