Nutritional composition of gluten-free food versus regular food sold in the Italian market.

Background: Some concerns have been raised about the nutritional composition of gluten-free (GF) food.

Aim: To compare the nutritional composition of GF food with regular foods.

Methods: This study examined in total 235 GF products and 349 regular products purchased in Italy, from seven categories: biscuits, rusks, snacks, bread, pasta, bread substitutes and wheat flour.