A diet survey has been carried out in Vellore town. The survey included 507 families divided into 11 groups. The caloric intake for the poorest section is appalingly low. Protein and fat intakes are also extremely low. The diet of the poor classes is generally deficient in quality as well as quantity. It is not only a question of lack of vitamins but also of fats, proteins, minerals and even caloris. The amino acid pattern of the diets of poor people is discussed in relation to its possible role in producing liver injury.