Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
INCREASE REP COUNT & HYDRATION - Formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, studied to support muscular endurance and fight fatigue, and BetaPower Natural Betaine derived from beets to support hydration and performance
ENERGY TO OUTPERFORM - Formulated with 150mg Caffeine to support explosive energy and physical performance when you need it most whether it’s in the gym, on the field, in your home, or wherever your fitness journey may take you
C4 SUGAR-FREE ENERGY DRINK - America's Number 1 Selling Pre-Workout Brand has been trusted since 2011 with over 2 billion servings sold* C4 Energy offers a delicious way to help awaken your super and conquer your goals
Pre Workout Energy: A sensible & clean 113mg of caffeine to keep you energized and to support your daily exercise regimen.
Clean Caffeine: Our zero-sugar drinks are formulated with clean caffeine from green tea and vitamins to support balanced energy without the jitters or crash. Only natural colours and flavours have been added to our formula. No nasty high levels of sugar or artificial ingredients or fillers as are found in other commonly available energy drinks.
Better For You: OxyShred Energy drinks are sugar-free energy drinks that contain vitamins and minerals such as Vitamin C, B Vitamins and Chromium, that support you and your goals.
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How do we rank
Our AI-powered platform ranks products using multiple weighted factors from millions of products and user reviews across the web, providing the most valuable and real data. Higher scores rank first.
EXPLOSIVE ENERGY Fuel up with 200mg caffeine for Energy That Hits.
ENHANCED ENDURANCE Power muscular endurance and fight fatigue with clinically studied CarnoSyn Beta-Alanine.
BIG THINGS POPPIN’ Energize with the flavors of summer all year long! With explosive energy and endurance available in 3 delicious, sugar-free flavors, C4 Performance Energy x Popsicle transport you to energy paradise in every sip.
INCREASE REP COUNT & PUMPS - Formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, studied to support muscular endurance and fight fatigue, and Citrulline Malate to support greater pumps.
ENERGY TO OUTPERFORM - Formulated with 300mg Caffeine to support explosive energy and physical performance when you need it most
C4 SUGAR-FREE ENERGY DRINK - America's #1 Selling Pre-Workout Brand has been trusted since 2011 with over 2 billion servings sold*
Curious about how we select the top products for you? Explore How It Works
