Your brain is hungry long before you feel inspired-and the difference between a sharp morning and a foggy one is usually on your plate. This book shows how everyday choices create the conditions for deep concentration and reliable memory, translating hard science into a week you can actually live. Inside, you'll learn the core levers of brain nutrition: stabilising blood sugar balance for focus, getting the right omega-3 for memory, staying ahead on hydration and cognition, and timing meals to your clock with meal timing circadian rhythm. It replaces vague advice with meal templates, shopping lists, and a workday nutrition plan you can test in days, not months. Expect practical answers to why you crash at 2 p.m., what to eat before study or a big meeting, and how to build low-effort, repeatable routines that keep attention steady. This is for students, knowledge workers, leaders, and parents who need thinking they can trust on demand. If you've tried cutting sugar, adding coffee, or skipping breakfast without consistent results, you'll discover how foods for concentration and low GI breakfast ideas can make clarity predictable. With an emphasis on evidence and cultural flexibility, it helps you design a personal cognitive performance diet that fits your life-no fads, no guilt, just the inputs a busy brain needs. - Learn what to eat, when to eat, and why it works - Build meals that support deep work, study, and memory - Keep your energy even without complicated rules Eat for the brain you want-one clear, focused day at a time.