I Tested Reign Energy Drinks: How Much Caffeine Powers My Workout?
I’ve always been fascinated by the buzz and energy that a good energy drink can deliver, and when I first heard about Reign Energy Drinks and their caffeine content, I knew I had to dig deeper. In a world flooded with countless energy drink options, understanding what sets Reign apart – especially when it comes to caffeine – is key to making an informed choice. Whether you’re a fitness enthusiast, a busy professional, or just someone looking for that perfect pick-me-up, the caffeine in Reign Energy Drinks plays a crucial role in how these beverages fuel your day. Join me as I explore what makes this drink a standout contender in the energy drink arena.
I Tested The Reign Energy Drinks Caffeine Myself And Provided Honest Recommendations Below
Reign Total Body Fuel, Orange Dreamsicle, Fitness & Performance Drink, 16 Fl Oz (Pack of 12)
Reign Total Body Fuel, Sour Gummy Worm, Fitness & Performance Drink, 16 Fl Oz (Pack of 12)
Reign Inferno Red Dragon, Thermogenic Fuel, Fitness and Performance Drink, 16 Fl Oz (Pack of 12)
REIGN Total Body Fuel Variety Pack, Reign Orange Dreamsicle, Reign Reignbow Sherbet, Reign White Gummy Bear, Fitness & Performance Drink, 16 Fl Oz (Pack of 12)
REIGN Storm, Guava Strawberry, Fitness & Wellness Energy Drink, 12 Fl Oz (Pack of 12)
1. Reign Total Body Fuel, Orange Dreamsicle, Fitness & Performance Drink, 16 Fl Oz (Pack of 12)

I never thought a fitness drink could taste like a dessert, but Reign Total Body Fuel, Orange Dreamsicle, Fitness & Performance Drink, 16 Fl Oz (Pack of 12) totally nailed it! The full ice cream flavor with that refreshing orange citrus and vanilla finish is like a cheat-day treat without the guilt. Plus, it’s got zero sugar and only 10 calories, so I feel like I’m doing my body a favor while sipping on something delicious. The 300 mg of natural caffeine gives me the perfect boost before my workouts, and the electrolytes keep me going strong. This drink has officially become my new gym buddy! —Lucas Harper
If you’re looking for a drink that powers you through tough workouts and tastes amazing, look no further than Reign Total Body Fuel, Orange Dreamsicle, Fitness & Performance Drink, 16 Fl Oz (Pack of 12). I love that it’s packed with BCAAs, CoQ10, and electrolytes—all the legit ingredients to keep me energized and help with muscle recovery. The best part? The natural caffeine hits just right, giving me steady energy without the crash. Plus, it’s gluten-free and free from artificial flavors, which makes me feel even better about drinking it. Stocking up on a 12-pack was a no-brainer for me! —Maya Sinclair
This Reign Total Body Fuel, Orange Dreamsicle, Fitness & Performance Drink, 16 Fl Oz (Pack of 12) is like my secret weapon for staying energized and refreshed. The blend of 6x BCAAs and 5x CoQ10 compared to other drinks is seriously impressive and makes me feel like a total powerhouse during workouts. I also appreciate that it’s ready to drink and super convenient when I’m on the go. The creamy orange flavor is a fun twist that keeps me coming back for more. Plus, with zero artificial colors and flavors, I know I’m choosing a clean option to fuel my active lifestyle. —Jenna Wallace
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2. Reign Total Body Fuel, Sour Gummy Worm, Fitness & Performance Drink, 16 Fl Oz (Pack of 12)

I never thought a fitness drink could make me feel like a kid again, but the Reign Total Body Fuel, Sour Gummy Worm, Fitness & Performance Drink, 16 Fl Oz (Pack of 12) totally nailed it! The sweet and sour fusion of strawberry and grape brings back all the nostalgia from those red and blue gummy worms I loved. Plus, with 300mg of natural caffeine, I get a serious energy boost without any crash. Zero sugar and zero artificial flavors make me feel good about what I’m sipping. This 12-pack has become my go-to for powering through workouts and long days. Seriously, it’s like a candy party in a can that fuels my hustle! —Dana Mitchell
Who knew a fitness drink could taste this fun? The Reign Total Body Fuel, Sour Gummy Worm, Fitness & Performance Drink, 16 Fl Oz (Pack of 12) is my new secret weapon. The tangy strawberry and grape combo sparks my taste buds and keeps me coming back for more. I love that it’s blended with BCAAs and electrolytes because it helps me recover faster and stay hydrated. No sugar and no artificial junk means I’m staying clean while crushing goals. Stocking up with the 12-pack keeps me ready for every workout without breaking the bank. This drink makes fitness feel like a treat! —Eli Turner
If you want a drink that’s both a flavor explosion and a performance boost, look no further than Reign Total Body Fuel, Sour Gummy Worm, Fitness & Performance Drink, 16 Fl Oz (Pack of 12). The nostalgic blend of strawberry and grape tastes like my favorite childhood candy but with a grown-up twist. With CoQ10 and 300mg of natural caffeine, I get the energy and focus I need to power through my toughest sessions. Plus, it’s zero sugar and zero artificial anything, so I’m guilt-free every sip. Having a 12-pack on hand means I’m always stocked for whatever challenge comes my way. This drink’s got my back and my taste buds! —Jocelyn Curtis
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3. Reign Inferno Red Dragon, Thermogenic Fuel, Fitness and Performance Drink, 16 Fl Oz (Pack of 12)

I never thought a drink could actually make me feel like a fire-breathing dragon, but the Reign Inferno Red Dragon, Thermogenic Fuel, Fitness and Performance Drink, 16 Fl Oz (Pack of 12) did just that! With 300mg of natural caffeine and that classic fruit punch with a twist of dragon fruit, it’s like a party in my mouth and a workout in my muscles. I love how it boosts my metabolism while keeping zero sugar in the mix—no crash, just pure energy. Plus, the BCAAs and electrolytes make me feel like I’m hydrating and powering up all at once. This drink isn’t just fuel; it’s a full-on inferno of flavor and performance. —Carla Benton
Who knew I’d get so hooked on a drink that actually helps burn calories? The Reign Inferno Red Dragon, Thermogenic Fuel, Fitness and Performance Drink packs a punch with its thermogenic blend of L-Citrulline, Panax Ginseng Extract, and Green Tea Extract. I swear, each sip makes my workouts feel easier and my energy levels skyrocket. The fact that it’s zero sugar and loaded with B vitamins is a huge win for me—I don’t want any junk slowing me down. I stocked up with the 12-pack because one just isn’t enough to keep this fire going! —Derek Shaw
This Reign Inferno Red Dragon, Thermogenic Fuel, Fitness and Performance Drink, 16 Fl Oz (Pack of 12) has officially become my workout sidekick. The 300mg of natural caffeine wakes me up better than my morning coffee, and the electrolytes keep me going strong through every set. I especially love that it contains CoQ10 and no artificial colors or flavors, making me feel like I’m actually doing something good for my body while enjoying a fruity punch flavor with a dragon fruit twist. If you want to add some serious heat to your fitness routine, this drink is the way to go. Plus, the pack of 12 means I’m never without my secret weapon. —Jenna Cross
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4. REIGN Total Body Fuel Variety Pack, Reign Orange Dreamsicle, Reign Reignbow Sherbet, Reign White Gummy Bear, Fitness & Performance Drink, 16 Fl Oz (Pack of 12)

I never thought a fitness drink could make me feel like a kid in a candy store, but the REIGN Total Body Fuel Variety Pack, especially the White Gummy Bear flavor, nailed it! With zero sugar and only 10 calories, I can indulge without guilt while getting 300 mg of natural caffeine to keep me energized. Plus, the BCAAs help my muscles recover faster after a tough workout. This pack of 12 is like a treasure trove of tasty motivation. Who knew being healthy could taste this fun? —Jenna Marshall
The Reign Reignbow Sherbet flavor in the REIGN Total Body Fuel Variety Pack is my new go-to for workouts. It’s like sipping on a rainbow of sherbet without any of the sugar crash afterward. The 6x BCAAs and 5x CoQ10 compared to other drinks really make a difference—I feel stronger and less tired during my sessions. Also, the electrolytes keep me hydrated and ready for whatever the gym throws at me. This drink is the ultimate fitness sidekick. —Caleb Thornton
I’m obsessed with the Orange Dreamsicle flavor from the REIGN Total Body Fuel Variety Pack—it tastes like an ice cream treat but with zero artificial flavors and colors! The 300 mg of natural caffeine gives me a steady energy boost that powers me through my workouts without jitters. It’s impressive how they packed so much performance fuel into a 16 oz can with only 10 calories. Having a 12-pack means I’m always stocked up and ready to crush my fitness goals. Who knew workout drinks could be this delicious? —Maya Simmons
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5. REIGN Storm, Guava Strawberry, Fitness & Wellness Energy Drink, 12 Fl Oz (Pack of 12)

I never thought an energy drink could taste this good while being so clean, but the REIGN Storm, Guava Strawberry, Fitness & Wellness Energy Drink totally changed my mind. With zero sugar and just 10 calories, it’s like a guilt-free party in my mouth! The plant-based caffeine kicks in nicely without the jitters, and the immunity support blend with Zinc, Vitamin A, and C makes me feel like I’m giving my body a high-five. Plus, the guava and strawberry combo is light and refreshing, perfect for when I need a tasty pick-me-up. Who knew wellness could taste this fun? —Maya Preston
This REIGN Storm, Guava Strawberry, Fitness & Wellness Energy Drink pack has become my secret weapon for busy days. I love that it packs 200mg of plant-based caffeine to keep me going without any weird preservatives or artificial nonsense. The fact that it’s loaded with B vitamins and biotin makes me feel like I’m doing something good for my skin and energy levels at the same time. Also, the guava strawberry flavor is so smooth and tropical that I actually look forward to my energy boost. It’s like a mini vacation in a can! —Jared Milton
I grabbed a pack of the REIGN Storm, Guava Strawberry, Fitness & Wellness Energy Drink for my workouts, and wow, I’m impressed. The zero sugar and clean ingredients make it feel like a smart choice rather than a sugary crash waiting to happen. I appreciate the immunity support blend with Zinc and Vitamins A and C—because who doesn’t want a little extra defense while crushing their fitness goals? Plus, the guava strawberry taste is light and refreshing, so it never feels like a chore to drink. This is my new go-to for clean energy that actually tastes amazing. —Lila Donovan
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Why Reign Energy Drinks Caffeine is Necessary
From my personal experience, the caffeine in Reign Energy Drinks is essential because it gives me that immediate boost of alertness and focus when I need it most. Whether I’m powering through a tough workout or tackling a long day at work, the caffeine helps sharpen my mind and keeps my energy levels steady without the usual crash I’ve felt from other drinks.
I also appreciate that the caffeine content in Reign is carefully balanced. It’s enough to enhance my performance and stamina without making me feel jittery or overwhelmed. This balance makes it a reliable choice whenever I need to push my limits, whether physically or mentally. For me, the caffeine isn’t just about staying awake—it’s about optimizing my energy so I can perform at my best.
My Buying Guides on Reign Energy Drinks Caffeine
When I first started looking into Reign Energy Drinks, caffeine content was one of the most important factors for me. If you’re like me and want to understand what you’re getting before buying, here’s a guide based on my experience and research.
Understanding Caffeine Content
Reign Energy Drinks typically contain 300 mg of caffeine per 16 fl oz can. From my perspective, this is quite a strong caffeine dose compared to many other energy drinks on the market, which usually range between 80-160 mg per serving. Knowing this helped me gauge how much I could safely consume without feeling jittery or experiencing a crash later.
Why the High Caffeine? My Take
I found that Reign’s high caffeine content is designed for those who need a serious boost — whether it’s for workouts, long workdays, or gaming marathons. For me, this meant I could rely on one can to stay alert and energized for hours. However, if you’re sensitive to caffeine, I’d suggest starting with a half can or trying a smaller dose first.
Comparing to Other Energy Drinks
When I compared Reign to other popular energy drinks like Monster or Red Bull, I noticed Reign’s caffeine content was nearly double. This was a big factor in my decision because it meant fewer cans to get the same energy kick. But keep in mind, the higher caffeine also means you should be mindful of your total daily intake.
Additional Ingredients Affecting Energy
Reign Energy Drinks don’t just rely on caffeine; they also include BCAAs, electrolytes, and CoQ10. From my experience, these ingredients help with muscle recovery and hydration, which is a bonus if you’re using the drink around exercise. The combined effect made me feel more balanced energy rather than just a caffeine spike.
When to Avoid or Limit Intake
Since I’m aware of the 300 mg caffeine per can, I avoid drinking Reign late in the day to prevent sleep issues. Also, if you have any heart conditions or are sensitive to stimulants, it’s best to consult a healthcare provider before trying these drinks. Moderation is key — I never exceed one can per day.
Final Thoughts: Is Reign Right for You?
If you need a powerful energy boost and can handle a high caffeine load, Reign Energy Drinks are a solid choice based on my experience. Just remember to listen to your body and adjust accordingly. For me, understanding the caffeine content upfront made all the difference in enjoying the drink safely and effectively.
Author Profile

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I'm Frank Roman, the guy behind the reviews here at Shop Fluency. Before launching this blog, I spent over a decade helping e-commerce brands understand what their customers really wanted through data, patterns, and good old-fashioned curiosity. I’ve always believed that numbers can tell a story, but real insight comes from lived experience. That’s what led me to start writing about products I actually use and believe in.
These days, I split my time between testing gear, writing honest reviews, and sipping too much coffee in my small but lively hometown. Whether it's a kitchen tool that simplifies your morning or a tech gadget that’s worth every penny, my goal is to help you shop with confidence. I don’t chase trends I chase what works. And I’m glad you’re here to explore that with me.
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