Catholic doctrine holds that the bread and wine become the body and blood of Christ at the words of consecrationOther Christian traditions read the Last Supper accounts differently — some as memorial, some as spiritual presence, some as consubstantiationThe term 'transubstantiation' was formally defined at the Fourth Lateran Council in 1215, according to Catholic historical recordFirst Communion in the Catholic Church is usually preceded by a first confession, in parishes that follow the typical sequenceCatholic teaching restricts full Communion to baptized Catholics in a state of grace, for reasons rooted in its theology of unity, not personal judgmentCatholic doctrine holds that the bread and wine become the body and blood of Christ at the words of consecrationOther Christian traditions read the Last Supper accounts differently — some as memorial, some as spiritual presence, some as consubstantiationThe term 'transubstantiation' was formally defined at the Fourth Lateran Council in 1215, according to Catholic historical recordFirst Communion in the Catholic Church is usually preceded by a first confession, in parishes that follow the typical sequenceCatholic teaching restricts full Communion to baptized Catholics in a state of grace, for reasons rooted in its theology of unity, not personal judgment