How much caffeine is in Monster Energy Java Loca Moca?.Plus, no longer do you have to waste time guessing what type of coffee you want when ordering – just grab a can of Monster Energy Java Loca Moca, Coffee + Energy Drink and kick into gear! Common Questions on Monster Energy Java Loca Moca, Coffee + Energy Drink, 15 Ounce (Pack of 12) And with 188mg of caffeine per can, it’s sure to give you the extra kick to help you power through even the longest of days. Made with real coffee, cream and mocha flavoring, this drink is sure to provide both the energy boost and coffee flavor that you’re looking for!Īt 15 ounces each, this 12-pack lets you stock up and keep your coffee cravings satisfied. Coffee fanatics and energy seekers, the wait is over! Bring home Monster Energy Java Loca Moca, Coffee + Energy Drink for a great combination of coffee and energy in one can.