Zero calories + zero sugar. People have been blowin' up our inbox for years asking for a zero calorie Monster. We got it but this ain't soda pop, dude! Making a zero calorie, zero sugar drink, that's good enough to earn the Monster M ain't that easy. Finally with a re-tooled energy blend, new sweetener system and after hundreds of failed flavors, we absolutely got it right! Monster Absolutely Zero: helps fight fatigue, improve mental performance and focus, and motivates you to work (I mean play) harder, so generally you feel pretty damn good. Zero calories, zero sugar, Monster buzz - absolutely guaranteed! www.monsterenergy.com. Facebook. Instagram. Twitter. YouTube. Monster Energy Blend: taurine, panax ginseng extract, caffeine, l-carnitine, glucuronolactone, guarana extract, inositol. Caffeine from All Sources: 70 mg per 8 fl. oz. serving (140 mg per can).