Ingredients

Natural Caffeine (100 mg)
Caffeine is the world’s most popular natural cognitive enhancer. By using the purest form available, we are able maximize its positive effects on focus, alertness and energy.

L-Theanine from Green Tea (200 mg)
L-Theanine is a naturally occurring amino acid with benefits that include mental relaxation, reduced stress, improved working memory, enhanced learning and increased alpha brain wave activity.
Suggested Use
Take a serving of 1-2 capsules whenever focused energy is desired. Avoid use in the evening. Total daily dosage should not exceed 6 capsules.
SMART CAFFEINEâ„¢ can be taken daily, however we advise taking 1-2 days off per week (weekends for example).
U.S.A manufactured in a GMP facility. Natural Stacks proudly uses only the highest quality ingredients.
How It Works
Smart Caffeine is a natural nootropic stack made from coffee and green tea to support a relaxed but alert state that is ideal for productive, focused activity – mental or physical.
The energy and motivation from the Caffeine is harnessed and smoothed over with L-theanine. The result is a focused energy state with improved cognitive function that’s perfect for creative or analytical work. Best of all, there’s no jitters, no crash and no anxious feelings.
Thousands of people use Smart Caffeine every day as a study aid, pre-workout, energy drink replacement or whenever they need a lift.
What is a Verified Reviewer
A Verified Reviewer is a shopper who has confirmed an email address, or connected a social network, providing an added level of transparency and trust.
Reviewed by: Glen Cody – Verified Buyer
I take 2 capsules in the morning and 1 in the afternoon. The result? I am alert and ready to face each day.
What is a Verified Reviewer
A Verified Reviewer is a shopper who has confirmed an email address, or connected a social network, providing an added level of transparency and trust.
Reviewed by: Darren Nelson – Verified Buyer
I felt a rush of energy for the whole afternoon that I have never felt before. It really no crash or jitters effect.
What is a Verified Reviewer
A Verified Reviewer is a shopper who has confirmed an email address, or connected a social network, providing an added level of transparency and trust.
Reviewed by: Tarja William – Verified Buyer
Better than any regular caffeine out there.
What is a Verified Reviewer
A Verified Reviewer is a shopper who has confirmed an email address, or connected a social network, providing an added level of transparency and trust.
Reviewed by: Robert Thomas – Verified Buyer
If I can give a 10-star review, I will surely do. These Natural Stacks never fail me nor disappoint me. I will surely buy it again!
What is a Verified Reviewer
A Verified Reviewer is a shopper who has confirmed an email address, or connected a social network, providing an added level of transparency and trust.
Reviewed by: Angel Campbell – Verified Buyer
I’ve replaced my twice in an afternoon cold brew habit for this single serving of the Smart Caffeine pill. No crashes at all.
What is a Verified Reviewer
A Verified Reviewer is a shopper who has confirmed an email address, or connected a social network, providing an added level of transparency and trust.
Reviewed by: Ron Lewis – Verified Buyer
I highly recommend this to anyone. I feel much more alert and focused throughout the day on every pill in the morning.