GFCF
Adjective
Meaning
GFCF (not comparable)
Initialism of gluten-free, casein-free.
Examples
I cleared out our cupboards and put the whole family on GFCF.
In one large study, researchers looked at the effects of the gluten-free, casein-free (GFCF) diet on people with various autism spectrum disorders.
My wife never really saw any (yes, any) results when parents plugged in a GFCF diet at the Autism Center where she oversaw ABA therapy.