How long does caffeine stay in your system? What is the half-life of caffeine? How does caffeine half-life differ between individuals?
In this quick guide, we'll go over how long caffeine stays in the average person's body, what factors impact how long you'll feel the effects of caffeine, and what you can do to combat the caffeine jitters. Ultimately, we'll help you answer the key question: how long does caffeine stay in your body?