Your days are full of decisions you never asked for: what to wear, what to eat, what to reply to, what to start, what to postpone. And the more mentally tired you get, the harder it becomes to choose well, even when you care. The Decision Diet is a practical guide to reducing decision fatigue by cutting choice overload at the source, so you can spend your attention on the decisions that actually deserve it. Priya Dhanvel shows you how to build default routines that carry your day when motivation is low, and how to write simple rules that turn recurring dilemmas into quick, calm choices. You will learn how to streamline digital distractions, create decision-light mornings and evenings, and use weekly planning to make key choices once instead of re-deciding them every day. Along the way, you will design personal systems that protect mental energy without making life rigid, with built-in flexibility for seasons, surprises, and relationships. This book is for busy professionals, parents, students, caregivers, and anyone who feels "fine" on paper but overwhelmed in practice. If you want to reduce stress, follow through more reliably, and stop spending your best attention on low-stakes choices, The Decision Diet offers a clear framework and concrete tools to make your life feel lighter, steadier, and more intentionally yours.