Caffeine in Workout Supplements
Workout Supplements can be a great way to help athletes get those few extra reps in at the gym.
Most of them make some extraordinary claims like “massive gains” and “extreme endurance”, however, we aren’t going to address the accuracy of those claims, but instead, focus on the caffeine content.
Most workout supplements contain a large dose of caffeine as one of the main active ingredients, which is primarily responsible for any “energy rush” experienced by the consumer.
Caffeine Content of Workout Products
Supplement | Caffeine (mg/serving) | Caffeine source |
---|---|---|
ABB Speed Stacked Pumped | 300/bottle | Caffeine Anhydrous, Guarana |
About Time AUX | 90/scoop | Yerba Mate’, Guarana, Green Tea |
BANG Energy Drink | 357/can | Caffeine Anhydrous |
BPI 1.M.R | 300/scoop* | Caffeine Anhydrous/ Yerba Mate’ |
BPI B4 | 300/capsule* | Caffeine Anhydrous |
BSN Hyper Shred | 180/capsule | Caffeine Anhydrous |
BSN Endorush | 200/bottle | Methylxanthine |
BSN Endorush Xtreme | 250/bottle* | Methylxanthine |
BSN Hyper FX | 270/scoop | Caffeine Anhydrous |
BSN Advanced Strength N.O. Xplode 2.0 | 225/scoop | Methylxanthine |
BSN N.O. Xplode RTD | 200/bottle | Caffeine Anhydrous |
BUILD N.O. | 200/scoop | Caffeine Anhydrous |
BUZZ EHPlabs | 200/scoop* | Caffeine Anhydrous |
Cellucor C4 Extreme | 135/scoop | Caffeine Anhydrous |
Cellucor C4 Pre-Workout | 150/scoop | Caffeine Anhydrous |
Cellucor C4 50x | 200/scoop | Caffeine Anhydrous/ Caffeine Pterostilbene Cocrystal |
Cellucor C4 Mass | 150/scoop | Caffeine Anhydrous |
Cellucor C4 Ripped | 150/scoop | Caffeine Anhydrous |
Cellucor M5 Extreme | 135/scoop | Caffeine Anhydrous |
Craze | 80/scoop* | Caffeine Anhydrous |
CytoSport Monster Pump | 150/scoop | Caffeine Anhydrous |
DyNo by RSP Nutrition | 400/scoop | Caffeine Anhydrous, Dicaffeine Malate |
EndurElite PerformElite | 225/scoop | Caffeine Anhydrous/ Caffeine Pterostilbene Cocrystal |
Force Factor BRX | 100/2 scoops | Caffeine Anhydrous |
GAT Nitraflex | 325/scoop | ? |
GNC Amp (Pre-Post) | 400/3 tablets | Guarana, yerba mate, tea, Caffeine Anhydrous |
GNC Raw Ravage | 200/scoop | Caffeine Anhydrous |
IdealLean Pre-Workout | 150/scoop | Natural caffeine |
iForce Maximize Intense | 200/scoop | Caffeine Anyhydrous |
Image Sports ALARM | 300/scoop* | Caffeine Anhydrous |
Jack3D | 125/scoop | Caffeine Anhydrous |
Juggernaut HP | 150/scoop | Caffeine Anhydrous |
Maximum Shred | 50/capsule or 150mg/max serving per day | Caffeine Anhydrous |
Mr. Hyde by Pro Supps | 419/scoop | Caffeine Anhydrous, Dicaffeine Malate, Caffeine Citrate |
Muscle Marinade | 300/scoop | 1,3,7-trimethylxanthine |
Muscle Pharm Assault | 300/scoop | Pterostilbene-Caffeine |
MuscleTech Neurocore | 110/scoop | Caffeine Anhydrous |
MuscleXplosion | 60/pouch | Caffeine Anhydrous |
NANO Vapor Hardcore | 156/scoop | Caffeine Anhydrous |
No2 Red Hemo Surge | 200/.5 scoop* | Caffeine Anhydrous |
Octane Energy/Sports Drink | 225/ scoop | Caffeine Anhydrous |
ON Gold Standard Preworkout | 175/scoop | Green coffee and green tea extract |
ON AMIN.O. Energy | 100/2 scoops | Green coffee and green tea extract |
Oxyelite Pro | 100/capsule | Caffeine Anhydrous |
Pre JYM | 300/scoop | Caffeine Anhydrous |
Redline RTD | 250/bottle | Caffeine Anhydrous |
Ripped Freak | 200/scoop | Caffeine Anhydrous |
SportMax Preworkout Shot | 140/bottle | Caffeine Anhydrous |
Panic | 155/2 scoops | Caffeine Anhydrous |
*This is the approximate amount of caffeine.
The Most Caffeinated Pre-Workout Supplement?
Of the pre-workout products we’ve been able to track in the list above, Mr. Hyde by Pro Supps comes out as the leader.
Its 419 milligrams of caffeine per serving is from 3 different variations of caffeine.
- Caffeine Anhydrous– The “typical” caffeine source found in most products.
- Dicaffeine Malate- This is a combination of caffeine and malic acid. It is reported to be easier on the stomach and faster acting than caffeine anhydrous.
- Caffeine Citrate– Caffeine is combined with citric acid in this version, which causes it to have faster results. This version has been used to treat asthma and severe migraines.
- Caffeine Pterostilbene Cocrystal – Combining caffeine with Pterostilbene (a naturally occurring compound in blueberries) causes the caffeine to be released more slowly into the bloodstream over time.
Be careful with Mr. Hyde, never take more than the recommended dose and consider other caffeine sources you may be consuming.
Proprietary Blends
Most of the workout supplements that we researched disguise the exact amounts of their active ingredients with the term proprietary blend. This simply is to prevent competitors from knowing exactly what their formulas are.
However, this isn’t very good for the consumer. Luckily, many of the brands have begun at least disclosing the caffeine content in their secret blends like the ones listed above.
With some other popular brands it’s still a mystery. Brands like MusclePharm, Animal Rush, SuperPump, Black Powder, HemoRage, Muscle Warefare, and Bull Nox still do not disclose how much caffeine is in their products.
Props to Cellucor for clearly displaying their caffeine content on all of their labels.
Too Much Caffeine?
With many of these products delivering 300mg of caffeine/serving, users should be cautious.
Especially if other caffeinated beverages or products are also being consumed during the same day such as coffee, tea, soda, and/or energy drinks.
It’s important for consumers to be aware of how much caffeine they’re consuming daily while using workout supplements. People with certain heart conditions, woman who are pregnant, or those sensitive to caffeine should be extremely cautious when using these supplements.
The DMAA Warning
Some of the workout supplements above may have once contained DMAA. This substance has been banned by the FDA who says the following:
DMAA, also known as 1,3-dimethylamylamine, methylhexanamine or geranium extract, is an ingredient found illegally in some dietary supplements and often touted as a “natural” stimulant. DMAA, especially in combination with other ingredients such as caffeine, can be a health risk to consumers. Ingestion of DMAA can elevate blood pressure and lead to cardiovascular problems ranging from shortness of breath and tightening in the chest to heart attack. Dietary supplements containing DMAA are illegal and FDA is doing everything within its authority to remove these products from the market.
While most of these products are off the shelves, they could still exist online or in products that may have been sitting around awhile. Consumers should double check the label before consuming any workout supplement.
See Also
Review and caffeine amounts of American Bodybuilding products.
Suggestions?
If you would like to see your favorite brand listed here, please leave a comment and we’ll do our best to add it to the list of workout products above.
A special thanks to GNC for doing such a great job of posting product labels for all the products they sell.
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- Eudy, A. E., Gordon, L. L., Hockaday, B. C., Lee, D. A., Lee, V., Luu, D., ... & Ambrose, P. J. (2013). Efficacy and safety of ingredients found in preworkout supplements. American Journal of Health-System Pharmacy, 70(7), 577-588. Study link
- Smith, A. E., Fukuda, D. H., Kendall, K. L., & Stout, J. R. (2010). The effects of a pre-workout supplement containing caffeine, creatine, and amino acids during three weeks of high-intensity exercise on aerobic and anaerobic performance. J Int Soc Sports Nutr, 7(10), 10-1186. study link
- Morrison, L. J., Gizis, F., & Shorter, B. (2004). Prevalent use of dietary supplements among people who exercise at a commercial gym. International journal of sport nutrition and exercise metabolism, (14), 481-92. Study link