what is deficiency of roughage ? Share with your friends Share 1 Divyarth answered this lack of dietary fibres( like salad vegetables ,fresh fruit whole grains pulses and beans etc )in food intake is called deficiency of roughage -1 View Full Answer Rajnandini Senapati answered this deficency of roughege is constipation 1 Rajnandini Senapati answered this lacking behind fibrous vegetable in daily life.it can also cause constipation 1