Brain Gains the ultimate Zero Sugar mind-boosting energy supplement that can be taken throughout the day to boost productivity, mental performance, energy and focus.BrainGains Black Edition is the next level up from the White Edition, for those looking to get the more push out of their mental performance. Our High-Stim formula is not for beginners, we have taken our white edtion formula and then added 175mg of Caffeine Anhydrous & 150mg of the patented ingredient Infinergy© yielding a total 287.5mg Caffeine per scoop