Need a quick biochem refresher without reopening a 500-page textbook? This streamlined infographic reviews the essentials of nutritional biochemistry with a clear, dietitian-focused look at energy metabolism, from dietary intake all the way to the cell’s energy currency. While it doesn’t dive into every step of every metabolic pathway, it highlights the big-picture concepts you actually use in practice, making it the perfect visual reference for brushing up on the foundations without getting lost in the weeds.