The product is a nonfiction book titled "Food Enzymes - The Missing Link to Radiant Health" by author Humbart Santillo, B.S., H.H. It was published by Hohm Press in 1991 and is the 2nd edition. With a focus on chemistry and food enzymes, the 60-page trade paperback is intended for young adults and adults interested in learning about the importance of enzymes for health. Written in English, this book explores the role of food enzymes in promoting radiant health and well-being.