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By Renzo Duran / March 10, 2025
Introduction
Introduction
The Holy Eucharist stands at the center of Roman Catholic faith and practice, described by the Second Vatican Council as "the source and summit of the Christian life" (Lumen Gentium, 11). Yet despite its central importance, the Eucharist remains one of the most misunderstood doctrines of Christianity.
The Institution Narrative
The Institution Narrative
The Gospels clearly record Jesus establishing the Eucharist at the Last Supper:
Matthew 26:26-28, Mark 14:22-24, Luke 22:19-20, and 1 Corinthians 11:23-25 all describe Jesus taking bread and wine, blessing them, and saying "This is my body" and "This is my blood."
These aren't vague statements. Jesus specifically tells his disciples that the bread and wine become his body and blood.
The Bread of Life Discourse
The Bread of Life Discourse
The book of John, chapter 6, provides crucial context for understanding Jesus' teaching on the Eucharist:
John 6:35: "Jesus said to them, 'I am the bread of life; he who comes to me shall not hunger, and he who believes in me shall never thirst.'"
John 6:53-56: "So Jesus said to them, 'Truly, truly, I say to you, unless you eat the flesh of the Son of man and drink his blood, you have no life in you; he who eats my flesh and drinks my blood has eternal life, and I will raise him up at the last day. For my flesh is food indeed, and my blood is drink indeed. He who eats my flesh and drinks my blood abides in me, and I in him.'"
Many of Jesus' followers found this teaching too difficult to accept (John 6:60-66), yet he did not retract or explain it metaphorically. This suggests Jesus intended his words to be understood literally.
Old Testament Foreshadowing
Old Testament Foreshadowing
The Eucharist finds foreshadowing in Old Testament imagery:
The manna in the wilderness (Exodus 16), which Jesus explicitly connects to himself as the "true bread from heaven." (John 6:32-33)
The Passover meal (Exodus 12), which becomes the framework for the Last Supper and the Christian sacrifice of the Mass.
The bread of the Presence (Exodus 25:30), which represented God's dwelling with his people.
What the Early Church Believed
What the Early Church Believed
The first Christians took Jesus' words seriously:
The Didache (circa AD 70-100): "But every Lord's day gather yourselves together, and break bread, and give thanksgiving after having confessed your transgressions, that your sacrifice may be pure."
Justin Martyr (circa AD 150): "For we do not receive these things as common bread or common drink; but since our Savior Jesus Christ was made flesh through the word of God and had both flesh and blood for our salvation, so too, as an offering to his own will, we receive from the food over which the thanksgiving is pronounced the body and blood of that Jesus who became flesh."
What the Church Fathers Taught
What the Church Fathers Taught
The early Church leaders consistently taught that the Eucharist is Jesus' real body and blood:
St. Ignatius of Antioch (d. AD 107) called the Eucharist "the flesh of our Savior Jesus Christ"
St. Augustine (354-430) said, "He who eats the Body of Christ and drinks His Blood becomes what he receives"
Transubstantiation
Transubstantiation
The Catholic Church teaches that during the Eucharistic celebration, the bread and wine become Jesus' body and blood in substance, while retaining their outward appearance. This doctrine:
Explains how Jesus is really present in the Eucharist;
Was developed by theologians like St. Thomas Aquinas (Summa Theologica III. 75-83); and
Is based on Scripture and Tradition, not just philosophy.
Apologetic Considerations
Apologetic Considerations
"Isn't this just symbolic?"
Jesus used clear language when speaking metaphorically elsewhere, but in John 6 and at the Last Supper, he used concrete terms.
The early Church always believed in the real presence of Christ in the Eucharist.
"How can bread and wine become Jesus?"
Critics often argue that transubstantiation relies on Aristotelian metaphysics foreign to Scripture:
While Aquinas used Aristotelian terminology to describe the process, the doctrine itself is based on Scripture and Tradition, not philosophy. The Church does not require believers to understand the mechanics of transubstantiation, only to accept that Christ is truly present.
"Isn't the Eucharist just a memorial?"
The memorial understanding of the Eucharist fails to account for:
The sacrificial language used in Scripture (Mark 14:24, Hebrews 9:26);
The early Church's belief in the real presence; and
Christ's promise that he would be with his Church until the end of the age (Matthew 28:20).
Conclusion
Conclusion
The Holy Eucharist is Jesus' greatest gift to his Church. It's not just a symbol or a memorial— it's the real presence of Christ among us. The Bible, the early Church, and Christian tradition all point to this truth. When we receive the Eucharist, we encounter Jesus himself, who continues to nourish his people until he comes again.
About the Author
Renzo Ralton M. Duran is currently a 3rd year DSET undergrad in Metro Dumaguete College, Inc., and he is also the chapter founder and current president of the CFD chapter in his school as of this writing.
Reviewed By
The Catholic Faith Defenders, Inc. — NORSU Student Chapter's Executives, and the Siquijor Chapter's President.
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