A Topic of Moral Theology

The Real Presence and the effects of the Eucharist

Trent on the true, real and substantial presence; the effects in the soul.

Also asked about as…

is it really the body of christ · transubstantiation (ed.)

In the index as Eucharist · Real Presence · Sacrament of the Most Holy Eucharist · Transubstantiation · The Most Holy Eucharist · Hosts outside the corporal · Matter of the sacraments · Permanence · Presence · Valid Eucharistic consecration, on the part of the matter · Wine, matter of the Most Holy Eucharist · Fruit · How the presence of Christ in the Eucharist ceases · Increase · Intention, necessary in the minister of a sacrament · Joy · Union · Venial sin · Worship · Accidents of Eucharist · Adoration · Apparitions · Bread, matter of the Most Holy Eucharist · Concomitance

In the manuals

Summa of Moral Theology (Summa Theologiae Moralis)

Vol. III, Book Fourth. On the Euchar…, Chapter First. On the Euch…, Question First. On the Nat…, Article Second. On the Effects of the Eucharist, n. 104 — 104. What the effects are. The effects of the Eucharist, insofar as it is a sacrament, are numbered as several; of these, two (the nourishment of the soul and union with Christ) are essential, while the others are accide… Read in context →

A Manual of Moral Theology for English-Speaking Countries

Vol. II, Bk. V, Pt. I, Chapter I. The Nature and Effects of the Eucharist, nn. 1 & 2 (2 passages — hover a number to read it)

Manual of Moral Theology (Manuale Theologiae Moralis)

Vol. II, Bk. III, Tr. IV, Dissertation I. On the Real Presence of Christ in the Eucharist, nn. 126, 127, 128 & 129 (4 passages — hover a number to read it)

Vol. II, Bk. III, Tr. IV, Diss. I, Scholion II. On the Worship of the Holy Eucharist, nn. 133 & 134 (2 passages — hover a number to read it)

Vol. II, Bk. III, Tr. IV, Diss. II, Pt. I, Section III. On the Effects of the Sacrament of the Eucharist, nn. ¶1, 151, 152, 153 & 154 (5 passages — hover a number to read it)

Moral Enchiridion, Comprising Select Decrees and Definitions of the Holy See, of Ecumenical Councils and of the Sacred Roman Congregations (Enchiridion Morale), Fourth Edition

Bucceroni, Moral Enchiridion (4th ed., 1905), On the Eucharist, n. 495 (20 passages — hover a number to read it)

Institutions of Moral Theology (Institutiones Theologiae Moralis)

Vol. III, On the Eucharist, I. On the Nature and Effects of the Eucharist, nn. 495, 496, 497, 498, 499 & 500 (6 passages — hover a number to read it)

Theologia Moralis: Principles — Responses — Counsels

Vol. III, Bk. II, Tr. IV, Chapter I: On the Essence of the Most Holy Eucharist, nn. 367–384 (18 passages)

Manuale Theologiae Moralis

Vol. III, Pt. II, Tr. IV, Sect. I, Chapter III. The Effects of the Eucharist, nn. 180, 181, 182, 183, 184 & 185 (6 passages — hover a number to read it)

Summa Theologiae Moralis

Vol. III, Special Moral Theology: On…, Treatise: On the Most Holy…, Section A: On the Sacramen…, Second Part: On the Body a…, Which Are Reality and Sacr…, Question One: On the Action by Which Christ Becomes Present, n. 233 (4 passages — hover a number to read it)

Vol. III, Special Moral Theology: On…, Treatise: On the Most Holy…, Section A: On the Sacramen…, Second Part: On the Body a…, Which Are Reality and Sacr…, Question One: On the Actio…, Article I: On the Real Presence of Christ, nn. ¶1, 234, 235, 236, 237, 238, 239 & 240 (66 passages — hover a number to read it)

Vol. III, Special Moral Theology: On…, Treatise: On the Most Holy…, Section A: On the Sacramen…, Second Part: On the Body a…, Which Are Reality and Sacr…, Question One: On the Actio…, Article II: On the Desition and Conversion of Bread and Wine, nn. ¶1, 241, 242, 243, 244 & 245 (31 passages — hover a number to read it)

Vol. III, Special Moral Theology: On…, Treatise: On the Most Holy…, Section A: On the Sacramen…, Second Part: On the Body a…, Which Are Reality and Sacr…, Question One: On the Actio…, Article III: On the Remaining Accidents, nn. ¶1, 246, 247 & 248 (14 passages — hover a number to read it)

Vol. III, Special Moral Theology: On…, Treatise: On the Most Holy…, Section A: On the Sacramen…, Second Part: On the Body a…, Which Are Reality and Sacr…, Question Two: On the Mode by Which Christ Is Present, nn. ¶1, 249, 250, 251, 252, 253 & 254 (38 passages — hover a number to read it)

Vol. III, Special Moral Theology: On…, Treatise: On the Most Holy…, Section A: On the Sacramen…, Second Part: On the Body a…, Which Are Reality and Sacr…, Question Three: On the Species Under Which Christ Is Present, nn. ¶1, 255, 256, 257, 258, 259 & 260 (24 passages — hover a number to read it)

Vol. III, Special Moral Theology: On…, Treatise: On the Most Holy…, Section A: On the Sacramen…, Third Part: On the Effects…, Question One: On the Effects Themselves of the Sacrament, nn. ¶1, 261, 262, 263, 264, 265, 266 & 267 (37 passages — hover a number to read it)

Christian Theology, Dogmatic and Moral, in Compendium

Diss. III, Chapter II — Certain questions which are wont to be raised concerning the real presence of Christ in the Eucharist, nn. I, II, III, IV, V, VI, VII & VIII (8 passages — hover a number to read it)

Diss. III, Chapter IV — On the necessity of this Sacrament and its effects, nn. I, II, III, IV, V, VI & VII (7 passages — hover a number to read it)

The Catechism of the Council of Trent (The Roman Catechism)

Pt. II, The Sacrament of the Eucharist, nn. ¶66–¶81 & ¶83–¶129 (63 passages)

Guide for Catholic Young Women

Chapter XXXIII: What the Holy Communion Is, nn. ¶372, ¶373, ¶374, ¶375, ¶377, ¶378, ¶379, ¶380, ¶381, ¶382, ¶383, ¶384, ¶385 & ¶386 (14 passages — hover a number to read it)

Chapter XXXIV: Effects of Communion, nn. ¶387, ¶388, ¶389, ¶390, ¶391, ¶392, ¶393, ¶394 & ¶395 (9 passages — hover a number to read it)

Treated under the broader heading The Holy Eucharist — Bucceroni, Moral Enchiridion · Bucceroni, Cases of Conscience · Gury-Ballerini, Compendium of Moral Theology (8th ed., 1884) · Koch–Preuss · Marc, Institutiones Morales · Konings, Theologia Moralis · Sabetti-Barrett, Compendium of Moral Theology · Slater, Cases II · Spirago · 1917 Code of Canon Law · Decretum of Gratian — these works do not divide the matter as finely as we do here, so their treatment stands one heading up (ed.)