How Much Coffee Is Too Much? As a busy professional woman, my coffee intake in recent weeks has increased. A powerful combination of homeschooling and running my business Jerry Seinfeld sums up why we love coffee so much. “We want to do a lot of stuff; we’re not in great shape. We didn’t get a good night’s sleep. We’re a little depressed. Coffee solves all these problems in one delightful little cup.” As an online health coach I do get asked often, how much coffee should I drink?