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I noticed the difference in about 45 minutes — it felt like a subtle, steady boost rather than anything sudden or uncomfortable. The effects lasted a solid few hours without any jitters, which is exactly what I was hoping for.

Took one about an hour before meeting up and honestly felt more in the moment and focused. The effect kicked in smoothly without any jitters or crash afterward.

The blue color is subtle enough to not be obvious, and the boost in energy lasts a solid four hours without any jitters. I've noticed a real difference in my stamina during evening workouts after taking it.