[This review was collected as part of a promotion.] i used this product, didnt really feel the effects

[This review was collected as part of a promotion.] I can feel the difference in my workout and my focus and energy great product

[This review was collected as part of a promotion.] Didn't really see a difference except trouble sleeping.

It did nothing for me but gave me a headache. No noticeable positive difference.

[This review was collected as part of a promotion.] Good energy booster for a workout

The price was great but I didn't get the energy I thought should have been there.

I felt nothing...no energy, no boost, nothing. I don't recommend it.

[This review was collected as part of a promotion.] Well worth the money please buy

[This review was collected as part of a promotion.] I thought the product excelled at its promises.

[This review was collected as part of a promotion.] Works great