This is nothing new, it has always been the rule that the elements must be wheat bread and grape wine. Very low gluten hosts may be used. If a communicant cannot tolerate even that, he can take communion under the species of wine.
http://www.usccb.org/prayer-and-worship/the-mass/order-of-mass/liturgy-of-the-eucharist/celiac-disease-and-alcohol-intolerance.cfm
“Celiac Disease, Alcohol Intolerance, and the Church’s Pastoral Response”
http://www.catholicceliacs.org/Options.html
“Catholic Communion and Celiac Disease: the Options”
http://glutenfreetravelblog.typepad.com/gluten_free_travel_blog/2014/07/gluten-free-communion-hosts-approved-by-both-the-catholic-church-and-the-celiac-community.html
“Gluten Free Communion Hosts: Approved by Both the Catholic Church and the Celiac Community”
Stop! How dare you try to prevent attacks on the Church? Can’t you see the Church hates celiacs and wants all of them to die?
Much ado about nothing...like you stated this has always been the case
Arranging for communion with wine tends to be troublesome.