20 Feb 2019 --- A daily cup of coffee is not just a habit for the approximately 2.25 billion people around the globe that drink it every day, but rather a beverage that boosts energy and increases alertness with the added bonus of a delicious taste. Despite perceived benefits, however, caffeine also has its drawbacks and this has allowed a number of alternative energy-boosting ingredients to come forward. NutritionInsight speaks to industry experts to find out more on caffeine alternatives that are seeing a boom in popularity.