I experienced a nicely sustained ability to focus on work and stick with it without any jitters. It was easy to forget about having used the product until I realized that I had engaged in several hours of work straight through without the need for multiple breaks, but without any feeling of havi...

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Enjoyed the product. not the best tasting but certainly did help with work and study throughout the day

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Everything was great except slight jaw ache

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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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