Sacramental Union (Latin, unio sacramentalis; German, sacramentlich Einigkeit) is the Lutheran theological view of the Real Presence of the body and blood of Christ in the Christian Eucharist. It is asserted to be a unique union to differentiate it from other "unions" in theology like the "personal union" of the two natures in Jesus Christ, the "mystical union" of Christ and his Church, and the "natural union" in the human person of body and soul. In the sacramental union the consecrated bread of the Eucharist is united with the body of Christ and the consecrated wine of the Eucharist is united with the blood of Chirst by virtue of Christ's original institution with the result that anyone eating and drinking these "elements"—the consecrated bread and wine—really eat and drink the body and blood of Christ as well. This view was put forward by Martin Luther in his 1528 Confession Concerning Christ's Supper: