What is the basis for this belief. What are the benefits of the elements being the literal body of Christ vs a representation or symbol of Christ? For those who believe it is the body of Christ why would you drink/eat it? Couldn’t that be seen as catabolism? Or at-lease as gross? When does the church believe that the elements become the body of Christ?
What is the basis for this belief?
Sacred Scripture, see John 6.
What are the benefits…? Why? Isn’t that cannibalism… or at least gross?
One phrase I like that summarize all of these questions is: You are what you eat.
The Eucharist is really “You, Christ!” The bread and and wine become Christ!
In the Eucharist, we consume God, therefore it is not cannibalism. It is similar to humans eating a different species, except the Eucharistic species is divine, rather than plant or animal species.
The more we attentively consume the Eucharist, the more we become the Eucharist: This is Holy Communion, and it is amazing!
One of the countless benefits of the Eucharist being the actual Body, Blood, Soul and Divinity of Jesus is the forgiveness of sins.
Prior to Mass, a priest will hear confessions. Then during the Mass, the priest will physically transfer the sins to the Eucharist, which will be sacrificed at the altar for the just punishment of said sins.
Without this union of Reconciliation and Eucharist, a symbolic communion becomes vain/empty of actuality.
Also, it is heaven to witness, receive, become and share the life of Christ occurring during the Mass: