Book excerpt: This book gathers a selection of original articles and critical reviews presented at the 21st International Taurine Meeting, held in Shenyang, China in May 2018, which discussed and disseminated the latest findings on taurine, especially in human life. The book is divided into eight parts, which respectively address: Taurine and Metabolism, Taurine and Nutrition, Taurine and Organ Dysfunction, Taurine and Heart Health, Taurine and Anti-cancer, Taurine and Anti-oxidation / Anti-microbial, Taurine and Neuroprotection, and Taurine and Anti-inflammatory. These latest discoveries concerning the functions and advantageous effects of taurine on the health of various human body systems will not only advance the treatment of human diseases and the quality of human life, but also promote further research into the applications of taurine in human health.