Monster Beverage Corporation is an American beverage company that manufactures energy drinks including Monster Energy, Relentless and Burn. The company was originally founded as Hansen's in 1935 in Southern California, originally selling juice products. The company renamed itself as Monster Beverage in 2012.

An energy drink is a type of drink containing stimulant compounds, usually caffeine, which is marketed as providing mental and physical stimulation. They may or may not be carbonated and may also contain sugar, other sweeteners, or herbal extracts, among numerous other possible ingredients.