Zero calories + zero sugar. Caffeine from all sources. 70 mg per 8 fl oz serving (140 mg per can). Welcome to the 70's. A hazy purple funk all dressed up in a kaleidoscope of bell bottoms, bandanas, and tie-dye. A time when psychedelic glam and heavy metal rock blasted from mega speakers at fairgrounds, stadiums and garages. Can you dig it? Then take a good long pull of Monster Ultra Violet. Crisp and refreshing, with a sweet and tart pixie dust flavor powered with our Monster Energy Blend. Hop on this magic carpet for the ride. Unleash the ultra beast! www.monsterenergy.com. Facebook. Instagram. Twitter. YouTube. Monster Energy Blend: Taurine, L-Carnitine, Caffeine. Caffeine from all sources: 70 mg per 8 fl. oz. serving (140 mg per can).