Snickers is a candy bar made by Mars Incorporated. It is made up of peanut nougat that is mixed with caramel and roasted peanuts. All these are finally covered with milk chocolate. Company launched Snickers way back in 1930 and rumor says they named it after the favorite pony of the owner of the company. Interestingly, Snickers was sold under the brand name marathon in UK till 1990’s. The calorie content of a bar of Snickers is around 250.