The book focuses on the present state of knowledge and the effect on good health through the intake of these substances in an appropriate diet, looking in detail at any possible protection afforded the body by these substances - against chronic disorders, particularly cancer and cardiovascular disease. This landmark publication includes chapters covering the classification, mechanisms of action and bioavailability of bioactive substances in plants, as well as in-depth coverage of the major plant foods: fruit, vegetables, cereals, nuts and pulses. Important chapters also cover the influence of the gut microflora, the effect of agronomy, storage, preservation, processing and cooking on bioactive substances, and the public health nutrition implications of all the issues raised.