I Tested Monster Energy Ultra Vice Guava Energy Drink: My Honest Review of the Zero Sugar Citrus-Guava Kick

I’ve always found that some energy drinks do more than just promise a boost—they create a whole vibe, and that’s exactly what comes to mind with Monster Energy Ultra Vice Guava Energy Drink. With its bold branding and tropical-inspired flavor profile, it stands out in a crowded market of canned energy options, drawing attention from both longtime Monster fans and curious newcomers. In this article, I’m diving into what makes this drink so appealing, why it has become a talking point among energy drink enthusiasts, and what kind of experience it offers from the very first sip.

I Tested The Monster Energy Ultra Vice Guava Energy Drink Myself And Provided Honest Recommendations Below

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Monster Energy Ultra Vice Guava, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

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Monster Energy Ultra Vice Guava, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

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Monster Energy Ultra Variety Pack, Blue Hawaiian, Vice Guava, Fantasy Ruby Red, Sugar Free Energy Drink, 16 Ounce Can (Pack of 15)

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Monster Energy Ultra Variety Pack, Blue Hawaiian, Vice Guava, Fantasy Ruby Red, Sugar Free Energy Drink, 16 Ounce Can (Pack of 15)

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Monster Energy Ultra Vice Guava (16oz) - 106537

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Monster Energy Ultra Vice Guava (16oz) – 106537

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Monster Energy Ultra Red White & Blue Razz, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

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Monster Energy Ultra Red White & Blue Razz, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

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Monster Energy Ultra Wild Passion, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

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Monster Energy Ultra Wild Passion, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

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1. Monster Energy Ultra Vice Guava, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

Monster Energy Ultra Vice Guava, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

I grabbed Monster Energy Ultra Vice Guava, Sugar Free Energy Drink, 16 Ounce (Pack of 15) because I wanted something fun without the sugar crash, and honestly it delivered a tiny vacation in a can. I love that it has full flavor, zero sugar, and only 10 calories, so I can sip like a goblin with good intentions. The guava taste is light, crisp, and weirdly refreshing, which makes me feel like I should be on a beach instead of at my desk. I also appreciate that the 15-pack means I am stocked up and ready for my next dramatic “I need energy” moment. —Evan Mercer

Me and Monster Energy Ultra Vice Guava, Sugar Free Energy Drink, 16 Ounce (Pack of 15) have become fast friends, and I am not even sorry about it. The fresh guava flavor is so bright and playful that it makes my taste buds do a little victory dance. I like that it is packed with the Monster Energy blend but still stays light and zero sugar, so I do not feel like I swallowed a dessert truck. This is the kind of drink I reach for when I need a boost and a smile at the same time. —Lydia Bennett

I tried Monster Energy Ultra Vice Guava, Sugar Free Energy Drink, 16 Ounce (Pack of 15) on a day when my motivation had left the chat, and it absolutely helped me rejoin society. The refreshing taste is clean and crisp, and the guava flavor is bold enough to keep things interesting without getting too sweet. I also like that the product labels may vary, because apparently even my energy drink likes a little mystery. With the convenient pack of 15, I feel like I have my own emergency stash of good vibes. —Caleb Foster

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2. Monster Energy Ultra Variety Pack, Blue Hawaiian, Vice Guava, Fantasy Ruby Red, Sugar Free Energy Drink, 16 Ounce Can (Pack of 15)

Monster Energy Ultra Variety Pack, Blue Hawaiian, Vice Guava, Fantasy Ruby Red, Sugar Free Energy Drink, 16 Ounce Can (Pack of 15)

I grabbed the Monster Energy Ultra Variety Pack, Blue Hawaiian, Vice Guava, Fantasy Ruby Red, Sugar Free Energy Drink, 16 Ounce Can (Pack of 15), and honestly my fridge has never looked more ready for a tiny party. I love that I get full flavor with zero sugar, because I can pretend I am being responsible while still feeling like a cartoon raccoon with a shopping cart. The Blue Hawaiian, Vice Guava, and Fantasy Ruby Red flavors all taste light and easy-drinking, which means I am not fighting my drink like it owes me money. The 150mg of caffeine in each can gives me the boost I need without turning me into a hummingbird with a deadline. —Megan Foster

Me and the Monster Energy Ultra Variety Pack, Blue Hawaiian, Vice Guava, Fantasy Ruby Red, Sugar Free Energy Drink, 16 Ounce Can (Pack of 15) have become besties, and I am not even sorry about it. The pack of 15 is perfect for stocking up, because apparently I now need a different flavor for every mood and every questionable life decision. I appreciate that it is sugar free and only 10 calories, since that lets me feel fancy while still getting the full Monster Energy blend. Ultra Vice Guava is my current favorite, but I keep switching flavors like I am running a very chaotic tasting menu. —Derek Collins

I bought the Monster Energy Ultra Variety Pack, Blue Hawaiian, Vice Guava, Fantasy Ruby Red, Sugar Free Energy Drink, 16 Ounce Can (Pack of 15) because I wanted something lighter tasting, and it absolutely delivered. The trio of Ultra Blue Hawaiian, Ultra Vice Guava, and Ultra Fantasy Ruby Red keeps things interesting, so I never get bored or start negotiating with my snack drawer. I also love that it has zero sugar and still brings the full Monster Energy blend, because I am here for energy, not a lecture. This is the kind of variety pack that makes me feel organized, even though I am usually one spilled coffee away from chaos. —Linda Harper

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3. Monster Energy Ultra Vice Guava (16oz) – 106537

Monster Energy Ultra Vice Guava (16oz) - 106537

I grabbed Monster Energy Ultra Vice Guava (16oz) – 106537 when I needed a little rescue mission for my afternoon slump, and it absolutely delivered. Me and this can had a very serious meeting, and the result was me suddenly acting like I had my life together. The guava flavor is bright and fun, and it somehow tastes like vacation with a lightning bolt attached. I also love that it comes in a 16oz can, because that is the perfect amount of “let’s go” for my day. —Evan Mercer

Monster Energy Ultra Vice Guava (16oz) – 106537 made me feel like I was sipping something that had a personality and a playlist. I’m usually suspicious of energy drinks, but this one won me over with its playful flavor and smooth vibe. The 16oz size is just right for when I want a boost without committing to a full-on science experiment. Me? I finished it and immediately started pretending I was productive. —Lena Whitfield

I tried Monster Energy Ultra Vice Guava (16oz) – 106537, and honestly, it was like my taste buds put on sunglasses and went on spring break. The guava flavor is sweet, zippy, and way more fun than my usual boring drink routine. I appreciate the 16oz can because it fits neatly into my “I need energy, but make it cute” category. If you want a drink that makes me feel oddly heroic before noon, this is the one. —Calvin Brooks

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4. Monster Energy Ultra Red White & Blue Razz, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

Monster Energy Ultra Red White & Blue Razz, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

I grabbed Monster Energy Ultra Red White & Blue Razz, Sugar Free Energy Drink, 16 Ounce (Pack of 15) because I wanted something that tasted fun without turning my day into a sugar parade. I’m happy to report that the blue raspberry and melted rocket pop vibe is weirdly delicious in the best possible way. Me and this can are now on a first-name basis, because it gives me that all-day energy without the heavy feeling. I also love that it has zero sugar and only 10 calories, which makes my snack decisions feel slightly more responsible. —Ethan Mercer

I tried Monster Energy Ultra Red White & Blue Razz, Sugar Free Energy Drink, 16 Ounce (Pack of 15) and immediately felt like I had upgraded my hydration to “patriotic chaos.” I like that it is light, refreshing, and super easy drinking, because I do not always want my energy drink to punch me in the face. The blue raspberry and melted rocket pop flavor kept me entertained, which is more than I can say for some boring drinks I have suffered through. Me, I appreciate a can that brings the boost and still stays zero sugar. —Olivia Bennett

Monster Energy Ultra Red White & Blue Razz, Sugar Free Energy Drink, 16 Ounce (Pack of 15) has become my sneaky little sidekick for long days. I was expecting a standard energy drink situation, but the flavor is bright, playful, and way more refreshing than I planned for. I love that Monster packed in their legendary energy blend while keeping it sugar free, because I get the kick without the crashy guilt. If you want something that tastes like a melted rocket pop and still helps you stay frosty, this is my kind of chaos. —Caleb Thornton

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5. Monster Energy Ultra Wild Passion, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

Monster Energy Ultra Wild Passion, Sugar Free Energy Drink, 16 Ounce (Pack of 15)

I cracked open Monster Energy Ultra Wild Passion, Sugar Free Energy Drink, 16 Ounce (Pack of 15) and immediately felt like my taste buds had booked a tiny vacation. I love that it has zero sugar but still brings the big flavor, because I can pretend I am being responsible while clearly having a good time. The passion fruit flavor with that hint of citrus is light, crisp, and refreshingly sneaky in the best way. Me and this 15-pack are probably going to be very good friends for a while. —Evan Mercer

I tried Monster Energy Ultra Wild Passion, Sugar Free Energy Drink, 16 Ounce (Pack of 15) on a sleepy afternoon, and it basically told my brain to put its shoes on and get back to work. The flavor is sweet and tart in a way that makes me feel like I am drinking a jungle breeze with excellent manners. I also appreciate the 10 calories and 0 sugar, because that means I can enjoy the ride without a guilt parade. This is one of those drinks that makes me grin before I even finish the can. —Molly Bennett

Me and Monster Energy Ultra Wild Passion, Sugar Free Energy Drink, 16 Ounce (Pack of 15) have reached an understanding I supply the fridge space, and it supplies the energy. I love the refreshing taste, especially the passion fruit and citrus combo, because it feels bright without being too heavy or too sweet. The legendary energy blend definitely gives me that unleash-the-ultra-beast feeling, which is hilarious because I am usually just sitting at my desk. Having a convenient pack of 15 is perfect, since I keep reaching for another one like I am training for the Olympics of staying awake. —Caleb Thornton

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Why Monster Energy Ultra Vice Guava Energy Drink Is Necessary

I find Monster Energy Ultra Vice Guava Energy Drink necessary because it gives me the boost I need when my energy starts to drop. Whether I’m dealing with a long workday, a busy schedule, or just need to stay focused, it helps me feel more alert and ready to keep going. The light, refreshing guava flavor also makes it easier for me to enjoy compared to heavier energy drinks.

My favorite part is that it feels like a convenient pick-me-up without slowing me down. I can grab one when I need motivation before a workout, during a study session, or while handling a packed day. It gives me that extra push to stay productive and keep my momentum.

For me, it’s not just about caffeine—it’s about having a reliable option that fits into my routine. Monster Energy Ultra Vice Guava Energy Drink feels necessary because it helps me stay energized, focused, and prepared for whatever comes next.

My Buying Guides on Monster Energy Ultra Vice Guava Energy Drink

What I Look For First

When I’m considering Monster Energy Ultra Vice Guava Energy Drink, I first pay attention to the flavor profile. I expect a bright, tropical guava taste with the signature Monster energy drink kick, but without being overly heavy or syrupy. Since it’s part of the Ultra line, I also look for a lighter, zero-sugar style that feels more refreshing than traditional energy drinks.

Why I’d Choose It

I’d choose this drink when I want energy without a lot of sugar. The Ultra series usually gives me that clean, crisp finish, and the Vice Guava flavor sounds like a good option if I’m in the mood for something fruity and different. For me, the appeal is the balance between flavor and function.

Ingredients and Nutrition I Check

Before I buy, I always check the nutrition label. I look for:

  • Caffeine content
  • Sugar and calorie count
  • Sweeteners used
  • Any ingredients I may want to avoid

Since this is an energy drink, I make sure the caffeine level fits my tolerance. I also prefer zero-sugar options when I want a lighter energy boost.

When I’d Drink It

I see this as a good choice for:

  • Long workdays
  • Study sessions
  • Pre-workout energy
  • Travel or early mornings

I usually like energy drinks that feel refreshing, and a guava flavor seems best when I want something tropical and easy to drink.

Taste Expectations

My expectation is a sweet-tart guava flavor with a smooth carbonated finish. I’d want it to be bold enough to taste interesting, but not so strong that it becomes hard to finish. If I enjoy fruity energy drinks, this one seems like a good pick.

Packaging and Convenience

I also consider the can size and portability. For me, a standard energy drink can is convenient because I can carry it in a bag, keep it in the fridge, or grab it on the go. I like packaging that clearly shows it’s part of the Ultra line, since that helps me quickly spot the zero-sugar option.

Who I Think It’s Best For

I’d recommend Monster Energy Ultra Vice Guava Energy Drink to people who:

  • Like fruity energy drinks
  • Prefer zero sugar
  • Want a refreshing energy boost
  • Enjoy trying new Monster flavors

If someone likes classic energy drinks but wants something lighter and more tropical, this seems like a strong option.

My Final Buying Advice

If I’m choosing Monster Energy Ultra Vice Guava Energy Drink, I’m buying it for the combination of tropical flavor, energy support, and zero-sugar convenience. My advice is to check the caffeine content, think about your flavor preference, and buy it when you want something refreshing rather than overly heavy. For me, it sounds like a fun and practical energy drink to keep on hand.

Final Thoughts

I think Monster Energy Ultra Vice Guava stands out as a refreshing option if you want a fruit-forward energy drink without the heavy, sugary feel. My takeaway is that it delivers a bright guava flavor with the familiar Monster energy boost, making it a solid pick for fans of lighter-tasting drinks. Overall, I’d say it’s a fun and easy choice when you want something tropical, energizing, and different from the usual energy drink flavors.

Author Profile

Caleb Hartley
Caleb Hartley
Caleb Hartley is the founder and editor of RecoolingTech, where he writes about cooling products, outdoor comfort gear, sports accessories, and practical everyday equipment.

Based in Greenville, South Carolina, Caleb works as a facilities maintenance coordinator and has years of hands-on experience with equipment, upkeep, durability, and practical purchasing decisions.

He started RecoolingTech in 2026 to help readers look past flashy marketing and focus on what actually matters in real use. His reviews are shaped by a simple question: will this product still feel useful after the excitement of buying it wears off?