This book differentiates histamine intolerance from typical allergies and guides readers through the diagnostic process, dietary management via a low-histamine diet, and the potential benefits of supplementary support. Starting with the fundamentals of histamine and its function, the book progresses into testing methods, meal planning, recipes, lifestyle adjustments, and resources for additional support. The approach is fact-based, accessible, and empowers readers to take an active role in managing their health by providing validated information and actionable strategies.