Contents: why we eat and drink; what we owe to food; about customs in food; comparisons; body builder, proteid; well-known body builders; what choice we have; how to choose wisely; how much proteid we need daily; units of energy; foods that feed and cleanse; foods that spur and clog; foods that please us; how our body changes food; how to prepare a meal; waste not; five minutes in the Edgware Road; five minutes in a neat kitchen; last words. Illustrated.