Comprehensive guide to better diet considerations by utilizing natural herbs, extracts, cereal grasses and seaweeds. Detailed information relative to physiological functions and metabolism. Immune System, Endocrine System and the nutrients that are needed every day to keep all systems nourished to obtain maximum performance. Antioxidants, Probiotics and their function and requirements. A nice coffee table book and or cook book collection addition for quick and easy reference. There is more to the body than ""Front and Rear Doors with a Dancehall in between. Great reference book for youngsters...