Phenomenal product. I worked a full 12-hr day without skipping a beat. As I'm sensitive to caffeine, I spaced it out so I wasn't overstimulated, i.e. half first thing in the morning, then the other half before lunch.

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At first jittery, but after further use it gave me prolong periods of energy with enhanced cognitive functions. I am a jiu jitsu competitor and used this product before training. I’ve noticed during training that my problem solving abilities were better and was able to connect techniques and conc...

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I enjoyed the steady energy without jitters or or the sped up feeling of caffeine. The flavor and chalky texture were some of the negative aspects, and that paper safety topper is annoying. The day after my 5 day trial I resorted to an afternoon cup of coffee because I was feeling a bit sluggish....

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Very good results for energy and attention without any jittery side effects.

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