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What Is The Best Caffeine Supplement Pills to Buy in 2023?

Best caffeine supplement of 2018

According to this Health Research Funding, 90% of world population consumes at least one meal or beverage containing caffeine on a daily basis.

And for a good reason since caffeine stimulate our central nervous system helping us stay alert and productive.

Nowadays caffeine is widely consumed in the fitness community as an effective pre-workout supplement thanks to its various benefits on performance, focus and muscle pain.

In fact, a meta-analysis of more than 300 studies suggested that caffeine supplementation improves  sports performance.

With Caffeine, what you must pay attention to is whether it’s pure caffeine or synthetic caffeine.

The former has been shown to lead to increased performance and the later offer the best cost.

Related: Is Decaf Coffee Good for You?

Best Caffeine Free Pills

5 of the Best Caffeine Pills Compared

What Are Caffeine Pills?

The caffeine supplement comes in the form of pills. Each pill contains a concentrated dose of caffeine and has the advantage of being cheap and convenient compared to regular caffeine from coffee and tea.

The best caffeine pills, usually contain around 100 to 200 milligrams of caffeine and can be either synthesized or extracted from coffee bean or tea.

Who Can Benefit from Caffeine Supplement?

Caffeine supplement can be consumed by different people and for different goals:

  • Students looking to improve focus and alertness during exams preparation
  • People looking to boost their metabolism and lose weight
  • Athletes and fitness enthusiasts looking to increase their aerobic capacity and reduce muscle pain after training.
  • As an alternative to energy drinks
  • As an alternative to coffee

Caffeine is also used to increase weight loss and this video from PictrueFit explains how it works:

Caffeine Side effects

Caffeine is accepted to be safe if taken in reasonable doses. However, an excessive consumption can lead to addiction. Other undesirable effects include:

  • Trouble sleeping
  • Anxiety
  • Nervousness
  • Irregular heartbeat
  • Headaches and migraines
  • Restlessness
  • Upset stomach

If you’are caffeine sensitive or want to avoid the above side effects, try supplementing with a caffeine free supplement.

How Much Caffeine to Take and When

The recommended dose of caffeine for an adult range between 100 and 200 milligrams per day, but some people might consume no more than 100 mg due to their high sensitivity to caffeine.

The best time to take caffeine is 20 minutes before a workout, but it should be avoided during evening workouts.

What to Look for When Choosing a Caffeine Pill Supplement

There are some factors to consider before buying a caffeine supplement to get the best value for money and we can cite a few:

  • The amount of caffeine: The best pills will contain 200 milligrams of caffeine per pill.
  • The other ingredients: Those include fillers, additives, dyes, artificial flavors, gluten, and preservatives. The cleanest the caffeine the better.
  • Price: The caffeine pills are generally priced around $0.05 per pill and anything above 10 cents per pill is considered expensive.

To 5 Caffeine Supplements of 2023

SmarterVitamins KETO

Best caffeine supplement of 2018: Smarter Vitamins Caffeine

SmarterVitamins is our best choice on the list. Made in California, in an FDA and USDA organic certified facility, this container contains 50 servings of 200 mg of caffeine each.

This caffeine is among the cheapest on the market. It’s also among the cleanliest with no unnecessary added ingredients such as magnesium stearate, starch, fillers, artificial colors…


  • Made in California
  • Price
  • No unnecessary ingredients
  • Halal and vegan-friendly


  • May cause an upset stomach

Weyland: Energy – Complimentary Formula

Best caffeine supplement of 2018: Weyland Energy Caffeine

The caffeine from Weyland Energy is our best price on the list. It contains 100 vegetarian tablets (good for 50 servings) of 100 milligrams per tablet.

While this caffeine is super cheap, it scores many good points.


  • Price
  • Botanically sourced
  • No Gluten, fish, dairy, artificial flavors and colors
  • No yeast and wheat
  • Halal and vegan-friendly


  • Presence of magnesium stearate
  • Presence of cellulose

Genius Caffeine

Best caffeine supplement of 2018: Genius Caffeine

This all-natural caffeine from Genius Caffeine comes in a container of 100 servings.

Each pill contains 100 milligrams of caffeine.


  • Veggie capsules
  • No fillers
  • No additives
  • No dyes


  • Presence of magnesium stearate and cellulose
  • Price

Zhou Energy+ Focus

Best caffeine supplement of 2018: Zhou Energy+Focus Caffeine

Zhou Energy+ Focus combines 100 milligrams of caffeine anhydrous and 200 milligrams of L-theanine to produce a smooth and long-lasting energy focus.

There are 60 servings per container and this caffeine is more expensive than the previous brands.


  • Vegetarian capsules
  • No animal products
  • No crash/jitters
  • No artificial colors and flavors
  • No gluten
  • No dairy


  • Presence of rice powder
  • Reported drowsy effect
  • Price

Natural Stacks Smart Caffeine

Best caffeine supplement of 2018: Natural Stacks Smart Caffeine

Smart Caffeine offers a bottle of 60 vegetarian capsules of 100 mg of caffeine and 200 mg of L-theanine which prevents crashes and jitters.


  • Vegetarian capsules
  • Amount of caffeine per serving
  • Money-back guarantee
  • Long lasting effect


  • Price
  • Presence of cellulose, silica and ascorbyl palminate

Our Choice

SmarterVitamins KETO is our best choice on the list. The caffeine is manufactured in California and comes at a good price with no unnecessary ingredients.

What about you? Do you use Caffeine to improve your focus and alertness during your workouts? What is your favorite brand? Let me know in the comment section below.

And if you find this article helpful, please consider giving it a like or a share.

Houssaine is a fitness enthusiast and passionate about sharing his experience and knowledge on Halal nutrition & supplements subjects.

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