Conscious eating and drinking form the foundation for athletic success. There are no secret recipes needed to avoid defeating oneself with knife and fork. What is crucial is a sports-specific diet tailored to individual needs, the respective sport, and the training or competition phases. The authors provide practical assistance to everyone involved in sports, whether as active participants in recreational or elite sports, or as coaches, trainers, or supervisors. This handbook clearly and understandably illustrates how nutrition, well-being, and performance are interconnected. Valuable tips help interpret the body's warning signals correctly and avoid health issues caused by acidosis, carbohydrate, or mineral deficiencies. Varied recipes demonstrate how easy it is to implement this knowledge.