All I can say is I feel faintly crispy when I take it consistently. Dosage is variable and I tend to use it after work mainly push through the night with kids, honey do lists and there's very little side affects.

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This product make me feel full of energy and I can concentrate better

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I know the bottle instructs you to take 7, but I took one. I was sharper, more focused and my memory was quick. I was remembering the number list quickly. My short term memory was better.

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