Prescription for Nutritional Healing by nutritionist Phyllis A. Balch and James F. Balch, M.D., has long been considered one of the most trusted, comprehensive sources on the mind-boggling array of vitamins, minerals, herbs, and other dietary supplements now available. Working from the premise that a good diet promotes good health, this third edition of PNH still starts with the basics: consume fresh produce, grains, and lean meats; avoid foods that are processed or high in saturated fat.