This document discusses the physiology and clinical manifestations of polycystic ovary syndrome (PCOS) and potential nutritional interventions. It defines PCOS and compares it to PCOD, describing their similar symptoms related to hormonal imbalances. The document outlines the causes of PCOS including abnormalities in cytochrome P450 C17 enzyme activity. It discusses the metabolic, endocrine, and skin abnormalities associated with PCOS as well as risks like diabetes and cardiovascular disease. Tests used to diagnose PCOS and the importance of lifestyle modifications like weight loss and dietary interventions targeting macronutrients, micronutrients, and herbs are summarized.