A professional and educational scene where a nutritionist explains to an athlete how to cycle macronutrients for fat loss and training. On the desk, there is a vertical weekly meal planner with alternating high and low carbohydrate days, with colored sections for proteins, fats, and carbohydrates. The athlete is taking notes. In the background, a chart illustrates the benefits of nutrient cycling. All text is written in Italian and displayed vertically. The atmosphere is professional and educational.