Earl Grey tea is one of the best-known tea blends in the market. Traditionally, it is a simple blend of black tea and oil of bergamot. Earl grey teas are based upon stronger Ceylon teas and is one of the most preferred flavored teas in the world. It is a popular drink due to its caffeine kick and renowned flavor. It is praised for its health benefits, including belief of its ability to relieve anxiety, improve energy levels, help with weight loss, heart health, and fight oxidative stress.