L-Cystine Gluten Free
Does anyone know if L-Cystine E921 is gluten free?
Yes, L-Cystine E921 is gluten free and widely used in gluten free food used as a amino acid dietary supplement in pizza dough, calzones, pie crusts, bread sticks and tortillas. L-Cystine E921 is a colorless or white, crystalline powder.
Why is L-Cystine E921 gluten free?
Gluten is a type of elastic grain protein that