Secret to Immortality – Book on Ganoderma lucidum” explores the history, science, and health benefits of Ganoderma lucidum, also known as Reishi mushroom. The book delves into its ancient use in various civilizations, where it was revered for its potential to enhance health and longevity. It also examines the skepticism and taboos surrounding its use over time. By presenting scientific insights, historical references, and practical knowledge, the book aims to educate readers about Ganoderma’s medicinal properties and guide them in making informed choices about its consumption. It serves as both a historical account and a health guide for those curious about natural remedies.