Lactose digestion requires an enzyme called lactase ... the doctor suspected that she did not tolerate fructans well. How about the M, or monosaccharides? Although most people have no problem ...

Results: FODMAPs are widespread in the diet and comprise a monosaccharide (fructose), a disaccharide (lactose), oligosaccharides (fructans and galactans), and polyols. Their ingestion increases ...