@greatestreactions on Instagram: "😅 An energy drink is a beverage designed to boost alertness and reduce feelings of tiredness. It usually contains caffeine as the main active ingredient, along with sugar or sweeteners and other substances such as taurine, B vitamins, or herbal extracts. These drinks are often marketed as helping people feel more energized, focused, or awake, especially during times of physical or mental fatigue. Energy drinks are commonly sold in cans or bottles and are popula