5 Tips for Keeping , Your Caffeine Consumption in Check.br Caffeine is a stimulant found br in coffee, tea and other products. .br LifeHack reports that at least br 80 of the world's population consumes br caffeine from different sources daily.br While moderate consumption is good, too much can be harmful. .br The U.S. Food and Drug Administration br says that adults can safely consume br 400 milligrams, or 4 to 5 cups of coffee, a day.br Here are some tips to moderate br your caffeine consumption. .br 1. Understand the dangers of consuming too much caffeine. .br Too much caffeine can be harmful to your body, heart, liver and skin. .br 2. Set limits to how many caffeinated drinks you have in a day and stick with it. .br 3. Avoid loading your coffee br with sugar, as it could lead to br other unwanted side effects.br 4. Don't have caffeine after 2 P.M., as it can negatively affect your sleep cycle.br 5. Don’t be afraid to cut back. .br A lifestyle change can be br overwhelming, but don't be scared.