The product is a textbook titled “Understanding Nutrition” by Ellie Whitney and Sharon Rolfes, published by Cengage Learning. It is part of the Mindtap Course List Series and is focused on the subject area of Health & Fitness and Medical. The revised edition was published in 2018 and is 848 pages long, making it a comprehensive resource on nutrition and diet. The textbook covers a wide range of topics related to nutrition, diet, and general health, making it a valuable tool for students and professionals in the field.