About the book
Concerns about food intake choices have prompted individuals to question if they are indeed meeting nutritional guidelines for good health. In the belief that they may not be meeting the required levels of nutrients, either justified or not, they take supplements as insurance towards nutrient adequacy and good health. This concept of taking supplements has gained popularity in recent years. Recognizing the potential for a business opportunity, business sectors around the globe are now offering a wide range of dietary and nutritional supplements. This increase in the intake and sales of supplements has raised serious concerns among health professionals and government regulatory agencies. Questions are now being raised as to the scientific evidence in support of supplements and possible adverse effects. Recognizing the importance of the issue of dietary supplements, this book is being published to provide current knowledge on the research that is being conducted and provide science-based opinions of the use of supplements. It is the hope of the editors and the publisher that the information provided in the chapters of this book will lead to better and safer use of supplements leading to good health.