The first 5 day cycle I could really feel the effects. I don't normally consume caffeine, and I felt like I was very energetic, but it was a bit of a nervous energy. I was more focused and motivated and experienced better word recall and less brain fog. The downside was that I also experienced mild headaches and pressure behind my eyes. Overall I enjoyed the product.
For the second 5 day cycle, the headaches did not appear, but I also didn't feel the other good effects as much as the first c...
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