Vitamin + taurine. L-carnitine + B. On the eve of October 31st each year friends and family gather to celebrate Dia de Los Muertos. Marigolds, mysticism and memories combined with food and drink, entice the souls of the departed to join the party. Mango Loco is a heavily blend of exotic juices certain to attract even the most stubborn spirit. Crazy good taste with just enough of that Monster magic to keep the party going for days. Unleash the beast! www.monsterenergy.com. Facebook. Instagram. Twitter. YouTube. 16% juice. Caffeine from All Sources: 76 mg per 8 fl oz serving (152 mg per can). Monster Energy Blend: glucose, taurine, caffeine, L-carnitine, inositol. Caffeine from All Sources: 76 mg per 8 fl oz serving (152 mg per can).