Thank you for viewing! We are selling popular books. Instant purchase is welcome, feel free to ask any questions. ＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊ Illustrated and Explained! Dr. Ishiguro's Super Encyclopedia of Gut Health by Seiji Ishiguro, published by Mainichi Publishing, used book A book that explains the knowledge and practice of gut health written by a digestive surgeon! In the last 20 years, the understanding of the gut has changed from "an organ through which food simply passes" to "a central organ in the body that affects metabolism, immunity, and the hormonal system." Dr. Ishiguro, with over 400,000 YouTube subscribers, has compiled "What is gut health?" The item is in good condition with light use. It will be shipped with waterproof packaging via regular mail Yu-Mail, Yu-Packet Post, or Letter Pack. We will provide a tracking number for items with tracking. Thank you very much. ＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊