If --IF---IF the Eucharist is not what Christ said: "My Flesh is true food and my Blood true drink" "And he blessed (the bread) and broke it and, giving it to His disciples, said, "This is My Body"--- *IF* that's not true, then to hell with it, and there's no reason to be a Christian following a deranged man like Christ.
This is not nicey-nice. This is as offensive as Jesus could get. But He is God and can neither deceive not be deceived.