Smart Caffeine®
Smart Caffeine®
Smart Caffeine®
Smart Caffeine®
Smart Caffeine®

Smart Caffeine®

Rated 4.8 out of 5
Based on 172 reviews
$31.95
Tax included.

Smart Caffeine is a highly effective combination of L-theanine and Caffeine. L-theanine is a natural amino acid found in green tea that removes the undesirable side effects of caffeine, creating long-lasting energy and attention without jitters, anxiety, or a crash.

Creates a relaxed yet alert state that is ideal for focusing and thinking clearly.

 

You Save

CAFFEINE WITHOUT THE CRASH

100% money back guarantee | Free Shipping on orders $80+

Smart Caffeine® Benefits

A Kick Of Energy That Coffee Can’t Match*

Get an extra jolt of energy to carry you through your day when you need it, even if you got little sleep last night.* (It’s smoother energy than what you feel after a coffee!)

No Jitters or Crashing

Smart Caffeine® includes L-Theanine to cut down the overstimulating effects of caffeine… giving you a smooth, sustained feeling of energy without the downsides.*

Doesn’t Disrupt Sleep At Night

Thanks to L-Theanine, Smart Caffeine® provides energy when you need it in the day, yet it doesn’t make it difficult to sleep at night*

Boosts focus and makes it easier to ignore distractions during work*

Less checking your inbox every 5 minutes. More crushing your to-do list.*

Increases cognitive performance and mental alertness*

Get all the brain power you need to get it done.*

What's Inside Smart Caffeine®

Green Coffee Beans

Made with green beans to support a relaxed but alert state that is ideal for productive, focused activity - mental or physical.

L-Theanine

Creates long-lasting energy and attention without jitters.

Green Coffee Beans

Supports a relaxed but alert state that is ideal for productive, focused activity - mental or physical.

L-Theanine

L-theanine is a natural amino acid found in green tea that removes the undesirable side effects of caffeine, creating long-lasting energy and attention without jitters, anxiousness, or a crash. A recent study from The Netherlands confirmed that "The combination of L-Theanine and Caffeine improves the cognitive performance and increases subject alertness." and that the combination "helps to focus attention during a demanding cognitive task." [1]

The First Open Source Supplement Company

Open Source Transparency

open_source

Natural Stacks “Open Source” transparency program provides ingredient traceability and 3rd party lab test results for every batch. It’s powered by blockchain technology and secured by HealthLoq™ for transparent, tamperproof, trusted data.

Learn More About Our Commitment to Transparency

How To Use

x30 servings

Each bottle of Smart Caffeine® contains 30 servings. Recommended serving is 1-2 capsules per day.

1-2 capsules/day

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.

What To Expect

"This product works quickly and doesn't have a crash that I noticed."

- Derek L.

"Caffeine without the twitching and lasts longer then other brands"

- Pablo P.

"This product is great for caffeine consumption without the jitters. Gives a great boost to wake me up."

- Angela W.

Citations

[1] T. Giesbrecht, J.A. Rycroft, M.J. Rowson & E.A. De Bruin (2010) The combination of L-theanine and caffeine improves cognitive performance and increases subjective alertness, Nutritional Neuroscience, 13:6, 283-290, DOI: 10.1179/147683010X12611460764840

[19] Bryan J. Psychological effects of dietary components of tea: caffeine and L-theanine. Nutr Rev. 2008 Feb;66(2):82-90. doi: 10.1111/j.1753-4887.2007.00011.x. PMID: 18254874.

[20] Jang HS, Jung JY, Jang IS, Jang KH, Kim SH, Ha JH, Suk K, Lee MG. L-theanine partially counteracts caffeine-induced sleep disturbances in rats. Pharmacol Biochem Behav. 2012 Apr;101(2):217-21. doi: 10.1016/j.pbb.2012.01.011. Epub 2012 Jan 21. PMID: 22285321.

Reviews