The Real Presence: Why Many Christians Believe Christ Is Truly Present in the Eucharist

Part 3 of our series on the historic Christian debates surrounding the Lord's Supper.

In this series, we’re walking together through the three broad ways Christians have historically understood the Lord’s Supper: the Memorial view, the Real Presence view, and the Spiritual Presence view. In our second article, we explored the Memorial perspective, which sees the bread and cup as powerful symbols meant to call Christ’s sacrifice to mind. In this article, we turn our attention to a set of convictions that takes a very different turn; the belief that Christ is truly, objectively present in the Eucharist. As you’ll see, this “Real Presence” isn’t just one clear idea but a family of views, each with its own emphasis and vocabulary. The doctrine that Christ is truly present in the Eucharist, not just spiritually or as a symbol, stands as a central point of both unity and division across Christian traditions. While virtually every major confession affirms a "real presence," they differ significantly in explaining the mode of that presence.

Transubstantiation

The Roman Catholic tradition teaches that through the words of consecration, the entire substance (the inner reality) of the bread and wine is changed into the substance of Christ's body and blood, while the accidents (outward appearances like taste and texture) remain. This doctrine was formally defined at the Fourth Lateran Council (1215) and later elaborated by Thomas Aquinas.[1] Aquinas described this as neither a "formal" nor a "natural" conversion, but a unique, miraculous transformation properly called "transubstantiation."[2] However, Abbot Paschasius Radbertus laid the groundwork for what was later known as Transubstantiation in CE 831-833.[3] The Council of Trent (1551) reaffirmed the doctrine of Transubstantiation, declaring anathema anyone who denies that the whole substance of the bread is changed into the substance of the body of Christ.[4] The Catechism of the Catholic Church further emphasizes that this presence is “real” in the fullest sense, a substantial presence by which Christ makes himself wholly present.[5]

Sacramental Union (Not Consubstantiation)

Martin Luther strongly affirmed the Real Presence, rejecting the memorial view of other reformers. The official Lutheran position is Sacramental Union; Christ's true body and blood are spiritually and definitively present in, with, and under the forms of consecrated bread and wine in an incomprehensible way.[6] The Augsburg Confession (1530) Article X states: “Of the Supper of the Lord they teach that the Body and Blood of Christ are truly present, and are distributed.”[7] Lutheran theologians reject the term consubstantiation, which implies a "local inclusion" of Christ's body within the bread; they instead emphasize the mystery of a sacramental union comparable to the hypostatic union of Christ's divine and human natures.

The Sacred Mystery

The Eastern Orthodox Church shares an objective Real Presence view but has purposefully avoided dogmatizing a specific philosophical explanation. As Metropolitan Kallistos Ware notes, Orthodox do not teach that consecration is effected solely by a single moment of the Eucharist, Instead, they look upon the entire Eucharistic Prayer as forming a single and indivisible whole, so that the three main sections of the prayer (Thanksgiving, Anamnesis, Epiclesis) all form an integral part of the one act of consecration.[8] After consecration, the elements become the true and real flesh and blood of Christ, though how this occurs remains undefined. The focus remains on the Eucharist as a sacred mystery, a genuine transformation that the Church receives in faith and adoration, without fully dissecting its inner workings.

Unity Amongst Disagreements

Each Real Presence view faces significant critiques. Transubstantiation is accused of philosophical incoherence (substance changes without the alteration of the accidents) and of reducing mystery to ancient Greek philosophy. Additionally, the five Lateran councils have been rejected by the Orthodox Church, cited as not ecumenical. Sacramental union draws Catholic charges of foundational contradiction (two full substances in one bread) and Reformed objections that a finite body cannot be omnipresent. Eastern Orthodoxy’s refusal to define the “how” invites Catholic criticism of confusion between real presence and symbolism due to a lack of detail. General philosophical objections note that real presence entails Christ’s body being multiply located in different modes, a claim defying ordinary physical understanding.

What unites these three traditions is far greater than what divides them; a shared insistence that the Eucharist is not merely a mental exercise or a mere sign, but an actual encounter with the living Christ. Whether through the precise categories of substance and accidents, the intimate mystery of sacramental union, or the reverent silence of holy mystery, each refuses to reduce the Lord’s Supper to a memory. That steadfast conviction leaves us with a question: Is there a way to take Christ’s presence with full seriousness without tying it to the physical elements in this way? That question leads us naturally into our next conversation.

Upcoming Article: The Spiritual Presence

Next, we will look at the Spiritual Presence view which seems to hold a middle ground. It affirms that something real occurs when believers share the meal, though it denies the claim that the bread and wine physically change or that Christ's body is locally present in the elements.

Instead, this approach focuses on the genuine connection between the believer and Christ, a connection established by the Spirit. It is real, but not in a way that our normal senses can measure. The focus shifts from the bread and wine to the heart of the person partaking of the sacrament.

Sources

[1] Twelfth Ecumenical Council: Lateran IV 1215, Canon 1. https://sourcebooks.fordham.edu/basis/lateran4.asp.

[2] Frederick Bauerschmidt, The Essential Summa Theologiae: A Reader and Commentary (Grand Rapids, MI: Baker Academic, 2021), III, q. 75, a. 4.

[3] https://onlinebooks.library.upenn.edu/webbin/book/lookupid?key=uma27524

[4] https://www.papalencyclicals.net/councils/trent/thirteenth-session.htm (Session 13, Canon 2)

[5] https://sourcebooks.fordham.edu/basis/lateran4.asp

[6] Otto W. Heick, "Consubstantiation in Luther's Theology," Canadian Journal of Theology, Vol. XII (1966), No. 1. 7.

[7] https://bookofconcord.org/augsburg-confession/

[8] Timothy Ware, The Orthodox Church (Penguin Books, 1963), 283

The Eucharist Debate: Christianity's Most Controversial Sacrament

Dan Field is a devoted husband to his wife, Karis, and father to his son, Toryn. He is currently pursuing an M.A. in Biblical Studies at Capital Seminary, gaining a more intimate understanding of the Lord and His Word. Dan is passionate about equipping his brothers and sisters in Christ, preaching the kingdom, and being bold in the dark and wicked places of the world. 

For more about our ministry, visit our About Page: https://www.thatyoumayknowhim.com/about