With the current state of our economy and the never-ending waves of cutbacks at work, fumbling at the office isn't an option. Improve your concentration and productivity with the Eboost Daily Health Booster ($15-$28). This natural sugar-free supplement comes in the form of an effervescent tablet or powder that contains a special blend of vitamins and minerals. Simply mix with water and consume to increase energy levels, support your immune system, aid in recovery and electrolyte replacement and boost focus and performance. [source]