Restore Mental Alertness & Energize Your Workouts Caffeine can provide the energy you need to get through your workouts. It can also serve as a powerful energy boost for those days that you just don’t seem to have the energy to make it through a hard training session. If you’re trying to lose weight Caffeine has a thermogenic response on the body. It helps to increase the rate of lipolysis (fat burning) and can increase metabolism. Caffeine has also been found to help suppress the appetite. ALLMAX Caffeine is a must-have in your supplement arsenal!