Herbert McGolfin Shelton is one of the most famous American naturopaths, who laid the foundations for a whole branch of the science of healthy living, Natural Hygiene. The main place in his multifaceted, harmonious system of a healthy lifestyle is occupied by the laws of proper, natural and balanced nutrition. They have become the basis for many modern health diets. And the effectiveness of Shelton's system of Natural Hygiene can be judged by the fact that he himself lived for ninety years, strictly observing its rules.