9 Best Caffeine Supplements You Should Try

Have you ever wondered what are the best caffeine supplements available in the market today? If this is you, you are at the right place to find answers to your questions.

This article will cover some of the best caffeine supplements in the market, their features, performance, the good, and each product’s wrong sides. The article will also highlight features to look for in a caffeine supplement.

Before we proceed, let us briefly look at the overview of caffeine as a stimulant product.

Caffeine, as a stimulant, is consumed widely in different formations. This stimulant product is commonly in plant species and beverages that include tea, cocoa, kola nuts, yerba mate, guarana, and coffee.

In most cases, the use of caffeine involves the enhancement of mental attentiveness.

Many people use caffeine for different purposes, such as treating migraine headaches, simple headaches treatment, or sometimes using it to prevent headaches. Certain migraine and headache medications contain caffeine. Caffeine is also present in popular energy drinks.

Other people use caffeine for gallbladder disease, ADHD (Attention Deficit-Hyperactivity Disorder), and asthma. However, the majority of these uses do not have a strong scientific background.

Caffeine can also affect the sleep pattern of human beings. This stimulant product reduces sleep quality in humans through prolonged sleep latency, shortened sleep time, increased light sleep, and frequent awakening. Other effects of caffeine include anxiety, jitters, digestive issues, or increased heartbeat. These side effects occur after an overdose of the stimulant product.

Today, caffeine supplements are widely consumed to boost energy since they stimulate the central nervous system, making people feel different energy levels. And the fact that caffeine is not harmful to human consumption, many are always on the look for the best caffeine supplements in the market.

We’ve got you sorted!

Before deciding on a suitable caffeine supplement to use, it is worth knowing the essential features to look for in a caffeine stimulant product. We will take you through the list of the main features that we believe you should know when choosing caffeine and bodybuilding supplements.

Features to Look for in a Caffeine Supplement

The following are features you should always look for when choosing caffeine supplements. This guide is crucial for consumers. For this reason, please pay attention to each segment that we will highlight.

Let’s get started.

Caffeine Ingredients

The contents of the caffeine supplement are crucial to users. The ingredients of the supplement are even more important to people with dietary complications. Most caffeine pills have added ingredients like binders and additives that improve the supplements’ effectiveness and ensure the dosage is even.

Whereas certain people prefer brain-enhancing features like L-theanine and ginseng in certain caffeine supplements, others feel comfortable with the simple, plain caffeine supplements. Regardless of your choice, it is important to note that whatever supplement you use shouldn’t be sugar-rich.

Quantity of Caffeine

On what is seen as the industry standard, most caffeine pills contain 200 mg caffeine anhydrous in each serving. However, since caffeine consumption rates differ with people, it is advisable to go for an amount you can comfortably consume.

People looking for a long day energy boost should go for supplements in the range of 200 mg. Those with dietary sensitiveness or those who want something that can stimulate them a bit should go for something in the range of 100 mg of caffeine. The rate of consumption will determine the amount of caffeine supplement one can take.


The value of caffeine supplements varies. It is important to compare the prices of the supplements before buying. It is evident that caffeine pills from most known brands cost slightly higher than those new to the market. A good comparison of prices regarding the features you want in a caffeine pill will save you greatly.

Brand Reputation

Most caffeine pills are even when it comes to dosage and ingredient contents. This uniformity in quality and quantity makes it difficult for one to choose the best caffeine brand. The best way you can use to select the best caffeine brand is by comparing the brands’ reputation. Always buy from a well-known and reputable company.

Product Reviews

It is important to go through reviews of a product before settling on a choice. Regardless of the brand, consider both reviews from the customers and 3rd party experts. The customer reviews help us understand the feedback of customers who have already used the products. In contrast, expert reviews help us dig more deeply to understand the details of the products. Both reviews are crucial to consumers when making choices.


Why buy the caffeinated pills? Of what use are the caffeine tablets? These are questions you need to ask yourself before buying the stimulant products.

People looking to stay alert through marathon meetings need energy boost supplements containing L-theanine. Those who are after something to keep their day going can go for any old caffeine pill, while those who need to study and burn the mid-night lamp should avoid the 200 mg caffeine tablets and instead go for the 100 mg of caffeine pills.

The above features are very critical for consumers when looking for the best caffeine pills in the market. An informed choice will enable you to settle at the best caffeine choice unregretful.


What are the Best Caffeine Supplements you Need to Know?

In this section, we will list and describe some of the best caffeine pills in the market. Furthermore, we will list each product’s key features and then finally highlight the products’ pros and cons.

1. ProLab Caffeine Pills


ProLab caffeine pill has a caffeine combination of calcium from calcium phosphate that enhances effectiveness. This simple but more powerful product from ProLab offers 200mg pure caffeine per serving (equivalent to 2 eight-ounce cups of coffee) with no superfluous, sugar, and artificial flavorings.

This product is ideal for students and professionals (as a focus aid) or athletes (as an energy boost). The ProLab caffeine tablets are classic alternatives to energy drinks since, unlike energy drinks dependence on high-level sugar quantities to get you going, ProLab caffeine tablets have natural thermogenic features that will provide you focus and energy while helping you to lose weight.

Key Features of ProLab Caffeine

  • Ideal for use in the gym.
  • Effective in less than 15 minutes.
  • Sugar-Free.
  • Calorie-Free
  • Enhance energy focus without jitters.
  • Cost less than a cup of coffee.
  • Each serving contains 200mg of caffeine.
  • Presence of 75mg calcium from calcium phosphate per serving.


  • They take effect very fast (less than 15 minutes)
  • Ingredients are sourced naturally.
  • Enhanced energy supplements.
  • It works well for both body and mind without jitters.
  • No calorie, hence perfect for weight loss.
  • No sugar.
  • Calorie-free


  • Too much of it upset stomach.
  • May cause addiction.

Product Manufacturer

ProLab, a sports nutrition company located in California.

ProLab Caffeine Specifications

  • Model Number: PR49
  • Product Weight: 2.08 ounces.
  • Brand Name: ProLab

Ingredients: Caffeine, Calcium (from Dibasic Calcium Phosphate), Magnesium Stearate, Silica, Stearic Acid, Glycerin, Cellulose Gum.

Usage: Take one tablet as a dietary supplement. Store in a cool, dry place to maintain its performance.

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2. Zhou Caffeine Plus L-Theanine

Zhou Caffeine Plus L-Theanine Energy and Focus

Zhou nutrition tablets can be stacked with other products to boost weight loss.

Zhou Energy and Focus’s caffeine pills contain 100mg of caffeine combined with 200mg of L-theanine with B vitamins complex, Asian ginseng, and ashwagandha.

This combination jointly works together to produce smooth, clean energy with no crash. The caffeine in this product is moderate to enable the effectiveness of L-theanine.

Zhou caffeine is ideal for people looking for smooth energy support that has no crash, jitters, or added calories, sugar, and other sources of caffeine preservatives. It is absolutely great for social gatherings or when navigating the office.

Manufacturers of this product caution users not to exceed the recommended dosage. Also, the company last updated a recommendation that expectant mothers, nursing mothers, children under the age of 18, and people with medical conditions should first seek medical advice from physicians before using this product.

Key Features of Zhou Caffeine with L-Theanine

  • Each tablet has 100 mg of anhydrous caffeine.
  • No crash, no jitters.
  • Smooth energy.
  • It has no negative side effects.
  • 200 mg L-theanine.


  • It provides energy without jitters.
  • No negative side effects.
  • Vegan friendly.
  • Enhanced performance.
  • No crash
  • No jitters
  • Perfect choice if you want to be up for a presentation while maintaining calm.


  • The effects are not long-lasting compared to other caffeine supplements.

Product Manufacturer:

Zhou Nutrition, a Chinese company in China and the distributor is in the US. The product is labeled with US standards.

Zhou Caffeine Specifications

  • It weighs 2.39 ounces.
  • Model Number: 962 9262
  • Brand Name: Zhou Nutrition

Ingredients: 200 mg L-theanine, 100 mg Caffeine Anhydrous, Rice Powder, Cellulose (Vegetable Capsule)

Usage: When focused is desired, take one capsule. Don’t take more than four capsules a day.

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3. Bulksupplements Pure Caffeine Capsules

Bulksupplements Pure Caffeine Capsules

The Bulksupplements has existed for a long time. The packaging of their supplements is fancy and offers quality products at affordable prices.

These Bulksupplements Pure Caffeine Capsules contain 200mg of caffeine per serving. They do not have any additives, artificial ingredients, or coloring agents. They contain pure anhydrous caffeine in gelatin capsules and nothing else.

These great, simple, but effective supplements are relatively cheap compared to other caffeine supplements.

This product may not work well for pregnant mothers, nursing mothers, or anyone with a history of liver or heart conditions or insomnia. People who have diabetes can consume the caffeine supplement but are advised to monitor blood sugar levels while using it consistently.

The common side effects associated with Bulksupplements Pure Caffeine Capsules include stomach irritation, nervousness, and increased heartbeat. You are advised to reduce dosage or stop using if these side effects persist.

Key Features of Bulksupplements Pure Caffeine Capsules.

  • They contain 200mg of caffeine for each tablet.
  • Each package has 100 capsules.
  • Sugar-free energy.
  • Good quality.
  • The energy boost for each dose lasts 3-6 hours.
  • Lab-test quality and purity.
  • No gluten or dairy.


  • No junk fillers.
  • Sugar-free.
  • Bulksupplements have a history of delivering quality products.
  • They are very affordable.
  • Caffeine jolts are one of the strongest.


  • Complaints have been raised about being short-changed.

Product Manufacturer: 


Bulksupplements Pure Caffeine Capsules Specifications:

  • Weighs 3.2 ounces
  • Model Number: B01IA8YFAE
  • Brand Name: Bulksupplements.com

Ingredients: Synthetic Caffeine, no fillers

Usage: Take one capsule after every four hours as a dietary supplement. Don’t take more than 3 capsules daily or more than one pill in a single serving. Take into account caffeine consumption from other sources like a cup of coffee and energy drinks to avoid an overdose.

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4. Sports Research L-Theanine and Caffeine with MCT Oil

Sports Research L-Theanine and Caffeine with MCT Oil

Sports Research L-Theanine combines AlphaWave L-theanine and PurCaf with MCTs to boost energy levels, brain function, and cognitive performance with no jitters and crashes related to energy drinks.

This supplement contains 100 mg of caffeine, sufficient to get people going without turning them into jittery wrecks. The Medium Chain Triglyceride (MCT) oil content is good news to keto partisans looking for healthy fats to boost their new lifestyle.

Usage: Daily (healthy adults) take one liquid Softgel with food as a dietary supplement. Do not exceed more than two liquid soft gels. Works perfectly when taken as prescribed by a certified healthcare expert.

Key Features of Sports Research L-Theanine & Caffeine with MCT Oil

  • It is formulated with Coconut Medium Chain Triglyceride (MCT) oil.
  • Keto friendly.
  • Non-GMO tested.
  • Jitter free energy support.
  • Caffeine (100 mg) and L-theanine (200 mg).
  • It improves focus performance.


  • Does not contain Genetic Modified Organisms.
  • Sports Research has a good product reputation for producing energy supplements of high quality.
  • It is a great product that helps in improving keto diet weight loss efforts.


  • The presence of MCT oil is useless to most people.
  • Swallowing the pill is a bit hard for some people.

Product Manufacturer: 

Sports Research.

Sports Research L-Theanine Caffeine Specifications 

  • Model Number: 023249012269.
  • Weight: 3 ounces.
  • Brand Name: Sports Research.

Ingredients: MCT Oil, L-Theanine, Non-GMO Rice Brand Wax, Softgel Capsule (Kosher Gelatin, Vegetable Glycerin (no Genetic Modified Organisms), Purified Water, Turmeric), Sunflower, Lecithin.

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5. Performance Lab Stim

Performance Lab Stim

Performance Lab Stim is an energy-boosting supplement one of a kind from Performance Lab. Performance Lab produces some of the high-quality nootropic products. The company has avoided venturing into stimulant products, and Performance Lab Stim is the first stimulant product they have produced.

The Performance Lab Stim is not an athletic enhancer since the moderate dosage included in its formula is more of cognitive enhancement. It is a supplement of the brain that relies less on caffeine as it does on the precisely selected ingredients to boost the brain. Here, caffeine only works as an agent to get things on the move.

Ingredients of Performance Lab Stim includes a combination of seven ingredients that includes 50 mg natural caffeine (from coffee robusta seeds), Suntheanine, L-theanine (100 mg of L-theanine), Ajipure, L-tyrosine (250 mg of L-tyrosine), NutriGensis Caffeine Balance, and B-complex (B vitamins) that includes B2, B6, B9, & B12. The combination of L-theanine and L-tyrosine helps to alleviate most issues giving Performance Lab Stim an upper hand.

Key Features of Performance Lab Stim

  • L-theanine (100mg) and L-tyrosine (250mg).
  • Vegan-friendly.
  • B vitamins.
  • Great performance.
  • Does not contain GMOs.
  • 50 mg of natural caffeine.


  • Does not have jitters or crashes.
  • Pure natural (100%).
  • B vitamins.
  • Enhanced performance.
  • Vegan Friendly.
  • No or fewer side effects.
  • It helps in reducing jitters and crashes.
  • Improves alertness, thus revitalizing performance during multitasking, stress, and fatigue.
  • Protect users against burnout.


  • Available only on the site.

Performance Lab Stim Manufacturer:

Performance Lab

Performance Lab Stim Specifications

  • 30 caffeine pills.
  • Brand Name: Performance Lab
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6. Jet Alert Double Strength Alertness Aid

Jet Alert Double Strength Alertness Aid

Each tablet of Jet Alert Double Strength Alertness Aid contains 200 mg of caffeine. The caffeine quantity available in two cups of coffee is equivalent to the caffeine available in one capsule of Jet Alert; thus, it is a convenient alternative to coffee.

This top-quality caffeine brand is available in small packages, and its price is relatively low. Jet Alert Double Strength Alertness Aid works best in fighting occasional drowsiness and fatigue; therefore, restores alertness.

The manufacturer of this product caution users to limit the consumption of other caffeine-contain food, beverages, or medications while using Jet Alert to avoid an overdose. Children under the age of 12 are prohibited from using this caffeine supplement. Pregnant and breast-feeding mothers are advised to seek medical advice before using these caffeine stimulation tablets.

Key Features of Jet Alert Double Strength Caffeine

  • 200 mg of caffeine in a pill.
  • Each bottle contains 90 caffeine tablets.
  • The formula is non-habit forming.
  • It helps in the restoration of mental alertness and performance.


  • This product is fast-acting and effective whenever you need it.
  • The capsules are easy to take.
  • The product price is affordable (costs less than a cup of coffee)
  • As Safe as coffee.


  • It wears off fast.


Jet Alert, a constituent of Bell Pharmaceuticals.

Jet Alert Specifications

  • Brand Name: Jet Alert
  • Product Weight: 3.21 ounces
  • Model Number: 80320

Ingredients: Active Ingredients (per capsule)200 mg caffeine. Inactive Ingredients: Lactose, Silicon Dioxide, Calcium Stearate, Microcrystalline Cellulose, D&C Yellow 10.

Usage: Adults and children over 12 years use one capsule every 3-4 hours.

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7. Vali Time Release 100mg Caffeine Pills

Vali Time Release 100mg Caffeine Pills

If you are looking for a caffeine supplement with an energy boost that will keep you focused and improve your work performance for hours, Vali Time Release 100 mg Caffeine Pills should top your list.

The caffeine in this supplement is extended-release such that it is released slowly over time, giving the user a smooth and steady kick that is long-lasting without crashes.

Each capsule of Vali Time Release contains 100mg caffeine. This caffeine supplement has no fillers, artificial flavors, sweeteners, or colors. It is gluten-free and does not have any other questionable substances like soy, calories, nuts, or GMO ingredients.

Key Features of Vali Time Release 100mg Caffeine Pills

  • 3rd party tested for quality assurance.
  • No artificial flavors or anything.
  • 100 mg of pure caffeine.
  • No Genetically Modified Organisms.
  • Zero calories
  • Gluten-free
  • Each bottle contains 120 vegetarian tablets.


  • Keeps users going for longer hours.
  • No GMOs.
  • It doesn’t have artificial ingredients. No additives. No calories.
  • Energy boost supplement with no sugar, thus no jitters or crashes.


  • Stomach ache in case you overdose.



Vali Time Release Specifications

  • Weight 2.39 ounces
  • Brand Name: VALI

Ingredients: Rice Powder, Microcrystalline Cellulose(plant fiber), Caffeine (Encapsulate), Hydroxypropyl Methyl Cellulose (vegetarian capsule), Magnesium Stearate, Silicon Dioxide

Usage: Take one capsule after every hour to boost energy levels. Don’t take more than four capsules in 24 hours.

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8. Genius Caffeine Extended Release Caffeine

Genius Caffeine Extended Release Caffeine

Genius Caffeine Extended Release is a weight loss caffeine supplement containing microencapsulated caffeine. This means that the caffeine in this product is released bit by bit in the body providing effects that last longer than other caffeine pills or by taking a cup of coffee.

Although it is a weight loss supplement, some people use it as an energy boost.

A pill of Genius Caffeine can last you at least 8 hours. And the fact that this supplement contains microencapsulated caffeine, consumers of this product lower the risk of well-known effects of caffeine like anxiety, jitters, digestive issues, or increased heartbeat.

The explanation for this is that since these pills are sustained-release, only small components of caffeine make it to the bloodstream at any given time, therefore preventing an overload of the stimulant into the blood system.

The effects of this caffeinated supplement kick in after 15 to 30 minutes from the time you take this product. Within this period, the user will experience significant energy and focus boost in a smooth way.

Key Features of Genius Caffeine Extended Release Caffeine

  • 167mg NEWCAFF
  • Pure caffeine.
  • Great performance.
  • Provides 100mg caffeine.
  • Formulated naturally with no junks.


  • 100mg pure caffeine.
  • Easy to use tablets.
  • No flavor
  • You can stack with other products to enhance weight loss.
  • The fact that this product is microencapsulated, the caffeine hit helps to prevent jitters and rushes.


  • L-theanine not present.

Ingredients: Cellulose, Silica, Magnesium Stearate, Hypromellose

Genius Caffeine Extended Release Caffeine Specification

  • Brand Name: The Genius Brand.
  • Manufacturer: The Genius Brand
  • Product Weight: 0.1 Pounds
  • Model Number: 4332492446

Usage: After every 3 to 4 hours, take 1 to 2 capsules three times a day. Do not exceed 6 tablets a day. For optimal results, stack with Genius Burn.

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9. Nutricost Caffeine Pills

Nutricost Caffeine Pills

These 200mg caffeine pills help consumers to focus and to keep up with daily activities. It is one of the best caffeine supplements, especially for people who want to avoid coffee of energy-related drinks.

Nutricost Caffeine pills are ideal for people who go to the gym simply because they give the ability to focus and exercise performance for longer periods.

The capsules of Nutricost Caffeine Pills are available in 120, 250, and 500 capsules bottles.

It is essential to note that these capsules contain 200 mg of coffee per serving, equivalent to 2 cups of coffee. As a result, the manufacturing company last updated that it is advisable to take these capsules with food to avoid nausea.

Key Features of Nutricost Caffeine Pills

  • No sugar
  • Made in the US by Nutricost.
  • No calorie
  • 200mg of caffeine per capsule.
  • Focus Booster.
  • Boost energy with Caffeine Energy.
  • Great performance


  • Ingredients are simple.
  • Cost relatively low.
  • Made in the United States of America.
  • The performance is great.
  • It improves mental performance.
  • Reputable brand.


  • Size of the pills a little bit big.

Ingredients: Caffeine Anhydrous

Usage: Take 1 capsule twice a day. Do not exceed two capsules in a single day. Give an allowance of 3 to 4 hours between each serving.

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Frequently Asked Questions (FAQ)

What is Caffeine Anhydrous?

Let us start by first understanding the term Anhydrous.

Basically, the term anhydrous refers to a chemical terminology that means “without water.” Due to the process used to obtain this substance (caffeine anhydrous), the term anhydrous could mean the caffeine is dehydrated.


what is caffeine anhydrous?

Caffeine anhydrous is caffeine in powdered form (a white crystalline powder) used as an additive to weight loss tablets and nutritional supplements. When dissolved in water, it dissolves perfectly. Therefore, mixing it with other ingredients is relatively easy.

In most cases, nutritional supplements, energy pills, weight loss capsules, and drinks use this substance in varying degrees to improve caffeine’s performance to users. Its ability to improve performance during exercise and its major contribution to weight loss are the reasons why companies create supplements based on this powder.

Consumption of this substance should be regulated. An overdose may result in terrible side effects. Taking this extract in small doses is considered safe. For this reason, it is advisable to take necessary precautions before deciding on using it.

What is the Difference between Caffeine Anhydrous and Caffeine?

The difference between caffeine anhydrous and caffeine is the process of extracting the two from sources. Ideally, the two are the same only that caffeine anhydrous is obtained by the process of dehydration of the normal caffeine. As such, caffeine anhydrous is purer than the normal caffeine; thus, its effectiveness is more than that of the normal caffeine.

Dehydrating the normal caffeine to caffeine anhydrous takes place in the laboratory through the filtration process.

Which Caffeine Pill is the Best?

It is challenging to settle on one caffeine pill and declare it the best caffeine pill in the market. Although going by the reviews of the best caffeine pills we’ve covered in this article, we can conclude by saying that ProLab Caffeine, Performance Lab Stim, and Sports Research L-theanine.

Is it Safe to Take Caffeine Pills Every Day?

Averagely, caffeine in pills contains 100 and 200 milligrams per serving. Consumption of up to 400 milligrams of caffeine is considered safe for many people. Going by these guidelines, we can conclude by saying that the daily intake of caffeine pills MIGHT not be harmful. However, if caffeine supplements safety measures are ignored, then taking caffeine pills every day is not safe.

Are Caffeine Pills Better than Energy Drinks?

Caffeine pills are better than energy-related drinks. Comparing the performance of the two and their cost taking caffeine pills is much better than energy enhancing drinks.

What is L-Theanine?

L-theanine refers to amino acids commonly found in tea leaves (both black and green tea). These amino acids are also present in Bay Bolete Mushrooms. The health benefits associated with L-theanine are many. Some of these benefits include anxiety and stress relief, increased focus, better immunity, blood pressure control, improved sleep quality, tumor, and cancer treatment. So drinking both black and green tea has health benefits for your health. The best we can recommend is green tea. There is no harm in drinking green tea.


We have covered some of the best caffeine pills in the market. These stimulant products are considered very effective, and if used appropriately and in line with all prescriptions and guidelines provided by health experts, its consumption might be considered safe.

In this regard, it is crucial for us to remind you not to overdose the substance as it will result in serious side effects that might turn harmful to your health. Consumption that exceeds 400mg a day is considered drug abuse and can result in serious consequences.

Also, the Food and Drug Administration (FDA) last updated that pregnant women, breastfeeding mothers, children, and people with health conditions should seek professional medical advice before consuming any caffeinated product.

If you choose to use the caffeine supplements, consider all the manufacturer’s precautions for the great performance outcomes of the products. And always check with your doctor.


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